Texas Instruments TMX320C6203GLS, TMX320C6203GJL, TMX320C6202GLS, TMX320C6202GJL, TMS320C6202GLS200 Datasheet

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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
1
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
D Highest Performance Fixed-Point Digital
Signal Processors (DSPs) TMS320C62x – 5-, 4-, 3.33-ns Instruction Cycle Time – 200-, 250-, 300-MHz Clock Rate – Eight 32-Bit Instructions/Cycle – 1600, 2000, 2400 MIPS
D VelociTI Advanced Very Long Instruction
Word (VLIW) ’C62x CPU Core – Eight Highly Independent Functional
Units: – Six ALUs (32-/40-Bit) – Two 16-Bit Multipliers (32-Bit Result)
– Load-Store Architecture With 32 32-Bit
General-Purpose Registers – Instruction Packing Reduces Code Size – All Instructions Conditional
D Instruction Set Features
– Byte-Addressable (8-, 16-, 32-Bit Data) – 8-Bit Overflow Protection – Saturation – Bit-Field Extract, Set, Clear – Bit-Counting – Normalization
D On-Chip SRAM
– 1M-Bit (’C6204) – 3M-Bit (’C6202/’C6202B) – 7M-Bit (’C6203)
D 32-Bit External Memory Interface (EMIF)
– Glueless Interface to Synchronous
Memories: SDRAM or SBSRAM – Glueless Interface to Asynchronous
Memories: SRAM and EPROM – 52M-Byte Addressable External Memory
Space
D Four-Channel Bootloading
Direct-Memory-Access (DMA) Controller With an Auxiliary Channel
D Flexible Phase-Locked-Loop (PLL) Clock
Generator
D 32-Bit Expansion Bus
– Glueless/Low-Glue Interface to Popular
PCI Bridge Chips
– Glueless/Low-Glue Interface to Popular
Synchronous or Asynchronous
Microprocessor Buses – Master/Slave Functionality – Glueless Interface to Synchronous FIFOs
and Asynchronous Peripherals
D Multichannel Buffered Serial Ports
(McBSPs) – Direct Interface to T1/E1, MVIP, SCSA
Framers – ST-Bus-Switching Compatible – Up to 256 Channels Each – AC97-Compatible – Serial-Peripheral Interface (SPI)
Compatible (Motorola)
D Two 32-Bit General-Purpose Timers D IEEE-1149.1 (JTAG
)
Boundary-Scan-Compatible
D 352-Pin BGA Package (GJL) (’02/02B/03) D 384-Pin BGA Package (GLS) (’02/02B/03) D 340-Pin BGA Package (GLW) (’C6204 only)
– Pin-Compatible With the GLS Package
Except Inner Row of Balls (Additional
Power and Ground Pins) are Removed
D 0.18-µm/5-Level Metal Process (’6202 only)
0.15-µm/5-Level Metal Process (’02B/03/04) – CMOS Technology
D 3.3-V I/Os, 1.8-V Internal (’C6202 only)
3.3-V I/Os, 1.5-V Internal (’C6202B/03/04)
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This document contains information on products in more than one phase of development. The status of each device is indicated on the page(s) specifying its electrical characteristics.
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
VelociTI is a trademark of Texas Instruments Incorporated. Motorola is a trademark of Motorola, Inc.
IEEE Standard 1149.1-1990 Standard-Test-Access Port and Boundary Scan Architecture.
For more details, see the GLS/GLW BGA package bottom view.
Copyright 2000, Texas Instruments Incorporated
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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Table of Contents
input and output clocks 35. . . . . . . . . . . . . . . . . . . . . . . . . . .
asynchronous memory timing 38. . . . . . . . . . . . . . . . . . . . .
synchronous-burst memory timing 41. . . . . . . . . . . . . . . . .
synchronous DRAM timing 43. . . . . . . . . . . . . . . . . . . . . . . .
HOLD/HOLDA timing 47. . . . . . . . . . . . . . . . . . . . . . . . . . . .
reset timing 48. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
external interrupt timing 50. . . . . . . . . . . . . . . . . . . . . . . . . .
expansion bus synchronous FIFO timing 51. . . . . . . . . . . .
expansion bus asynchronous peripheral timing 53. . . . . .
expansion bus synchronous host port timing 56. . . . . . . .
expansion bus asynchronous host port timing 62. . . . . . .
XHOLD/XHOLDA timing 64. . . . . . . . . . . . . . . . . . . . . . . . . .
multichannel buffered serial port timing 66. . . . . . . . . . . . .
DMAC, timer, power-down timing 78. . . . . . . . . . . . . . . . . .
JTAG test-port timing 80. . . . . . . . . . . . . . . . . . . . . . . . . . . .
mechanical data 81. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GJL/GLS/GLW BGA packages (bottom view) 3. . . . . . . . . .
device selection guide 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
description 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
’C62x device compatibility 6. . . . . . . . . . . . . . . . . . . . . . . . . .
functional and CPU block diagram (’C62x devices) 7. . . . .
CPU description 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
signal groups description 10. . . . . . . . . . . . . . . . . . . . . . . . . .
signal descriptions 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
development support 24. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
documentation support 28. . . . . . . . . . . . . . . . . . . . . . . . . . . .
clock PLL 29. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
power-supply sequencing 31. . . . . . . . . . . . . . . . . . . . . . . . . .
absolute maximum ratings over operating case
temperature range 32. . . . . . . . . . . . . . . . . . . . . . . . . . .
recommended operating conditions 32. . . . . . . . . . . . . . . . .
electrical characteristics over recommended ranges
of supply voltage and operating case temperature 33
parameter measurement information 34. . . . . . . . . . . . . . . .
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FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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GJL/GLS/GLW BGA packages (bottom view)
22
19
20
17
16
18
13
14
11
10
12
15
AA
U
W
N
R
8
7
5
4
6
J
L
E
G
2
1
A
C
3 9 21
B
D
F
H
K
M
P
T
V
Y
AB
GLS 384-PIN BGA PACKAGE (’C6202/02B/03 ONLY)
GLW 340-PIN BGA PACKAGE (’C6204 ONLY)
(BOTTOM VIEW)
GJL 352-PIN BALL GRID ARRAY (BGA) PACKAGE (’C6202/02B/03 ONLY)
(BOTTOM VIEW)
AF AD AB
AA
AC
W
Y
U
V
AE
R N
P
L
H
J
K
M
F
G
D
E
B A
C
T
25
2622
23
20
19 211715
16121314 1810
9875
64
3
2
111
24
These balls are
NOT
applicable for the ’C6204 devices GLW 340-pin BGA package.
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
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device selection guide
Table 1 provides an overview of the TMS320C6202/02B/03/04 pin-compatible DSPs. The table shows significant features of each device, including the capacity of on-chip RAM, the peripherals, the execution time, and the package type with pin count, etc.
T able 1. TMS320C6202/02B/03/04 DSP Selection Guide
HARDWARE FEATURES ’C6202 ’C6202B ’C6203 ’C6204
EMIF
p
DMA 4-Channel
4-Channel With
Throughput
Enhancements
4-Channel With
Throughput
Enhancements
4-Channel With
Throughput
Enhancements
Peripherals
Expansion Bus McBSPs 3 3 3 2 32-Bit Timers 2 2 2 2 Size (Bytes) 256K 256K 384K 64K
Internal Program Memory
Organization
Block 0: 128K Bytes Mapped Program Block 1: 128K Bytes Cache/Mapped Program
Block 0: 128K Bytes Mapped Program Block 1: 128K Bytes Cache/Mapped Program
Block 0: 256K Bytes Mapped Program Block 1: 128K Bytes Cache/Mapped Program
1 Block: 64K Bytes Cache/Mapped Program
Size (Bytes) 128K 128K 512K 64K
Internal Data Memory
Organization
2 Blocks: Four 16-Bit Banks per Block 50/50 Split
2 Blocks: Four 16-Bit Banks per Block 50/50 Split
2 Blocks: Four 16-Bit Banks per Block 50/50 Split
2 Blocks: Four 16-Bit Banks per Block 50/50 Split
Frequency MHz 200, 250 250 250, 300 200 Cycle Time ns
4 ns (’6202-250) 5 ns (’6202-200)
4 ns (’6202B-250)
3.33 ns (’6203-300) 4 ns (’6203-250)
5 ns (’6204-200)
Core (V) 1.8 1.5 1.5 1.5
Voltage
I/O (V) 3.3 3.3 3.3 3.3 Bypass (x1)
PLL Options:
x4
PLL O tions:
In Both Packages
x8
g
x10
Additional
x6
Additional
PLL Options:
x7
18 x 18 mm
x9
Packages
(GLS/GLW only)
x11 – 27 x 27 mm 352-pin GJL 352-pin GJL 352-pin GJL
BGA Package
18 x 18 mm 384-pin GLS 384-pin GLS 384-pin GLS 340-pin GLW
Process Technology
µm 0.18 µm (18C05) 0.15 µm (15C05) 0.15 µm (15C05) 0.15 µm (15C05)
Product Status
Product Preview (PP) Advance Information (AI) Production Data (PD)
PD PP AI PP
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description
The TMS320C6202, TMS320C6202B, TMS320C6203, and TMS320C6204 devices are part of the TMS320C62x fixed-point DSP family in the TMS320C6000 platform. The ’C62x devices are based on the high-performance, advanced VelociTI very-long-instruction-word (VLIW) architecture developed by Texas Instruments (TI), making these DSPs an excellent choice for multichannel and multifunction applications.
The TMS320C62x DSP offers cost-effective solutions to high-performance DSP programming challenges. The TMS320C6202B/’03 has a performance of up to 2400 million instructions per second (MIPS) at 300 MHz, while the TMS320C6202 has a performance of up to 2000 MIPS at 250 MHz, and the TMS320C6204 has a performance of up to 1600 MIPS at 200 MHz. The ’C6202/’02B/’03/’04 DSP possesses the operational flexibility of high-speed controllers and the numerical capability of array processors. These processors have 32 general-purpose registers of 32-bit word length and eight highly independent functional units. The eight functional units provide six arithmetic logic units (ALUs) for a high degree of parallelism and two 16-bit multipliers for a 32-bit result. The ’C6202/’02B/’03/’04 can produce two multiply-accumulates (MACs) per cycle. This gives a total of 600 million MACs per second (MMACS) for the ’C6202B/’03 device, a total of 500 MMACS for the ’C6202 device, and a total of 400 MMACS for the ’C6204 device. The ’C6202/’02B/’03/’04 DSP also has application-specific hardware logic, on-chip memory, and additional on-chip peripherals.
The TMS320C62x DSPs include an on-chip memory, with the ’C6203 device offering the most memory at 7 Mbits. For the ’C6202/’02B device, program memory consists of two blocks, with a 128K-byte block configured as memory-mapped program space, and the other 128K-byte block user-configurable as cache or memory-mapped program space. Data memory consists of two 64K-byte blocks of RAM. Similarly , the ’C6203 device program memory consists of two blocks, with a 256K-byte block configured as memory-mapped program space, and the other 128K-byte block user-configurable as cache or memory-mapped program space. Data memory consists of two 256K-byte blocks of RAM. For the ’C6204 device, program memory consists of a single 64K-byte block that is user-configured as cache or memory-mapped program space. Data memory consists of two 32K-byte blocks of RAM.
The ’C6202/’02B/’03/’04 device has a powerful and diverse set of peripherals. The peripheral set includes multichannel buffered serial ports (McBSPs), general-purpose timers, a 32-bit expansion bus (XB) that offers ease of interface to synchronous or asynchronous industry-standard host bus protocols, and a glueless 32-bit external memory interface (EMIF) capable of interfacing to SDRAM or SBSRAM and asynchronous peripherals.
The ’C62x devices have a complete set of development tools which includes: a new C compiler, an assembly optimizer to simplify programming and scheduling, and a Windows debugger interface for visibility into source code execution.
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Windows is a registered trademark of the Microsoft Corporation.
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
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’C62x device compatibility
The TMS320C6202, ’C6202B, ’C6203, and ’C6204 devices are pin-compatible; thus, making new system designs easier and providing faster time to market. The following list summarizes the ’C62x device characteristic differences:
D Core Supply Voltage (1.8 V versus 1.5 V) D PLL Options Availability
Table 1 identifies the available PLL multiply factors [e.g., CLKIN x1 (PLL bypassed), x4] for each of the ’C62x devices. For additional details on the PLL clock module, see the Clock PLL section of this data sheet.
D On-Chip Memory Size
The ’C6202/’02B, ’C6203, and ’C6204 devices have different on-chip program memory and data memory sizes (see Table 1).
D McBSPs
The ’C6204 device has two McBSPs while the ’C6202/’02B/’03 devices have three McBSPs on-chip.
For a more detailed discussion on migration concerns, and similarities/differences between the ’C6202, ’C6202B, ’C6203, and ’C6204 devices, see the
How to Begin Development and Migrate Across the
TMS320C6202/6202B/6203/6204 DSPs
application report (literature number SPRA603) document.
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FIXED-POINT DIGITAL SIGNAL PROCESSORS
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functional and CPU block diagram (’C62x devices)
Direct Memory
Access Controller
(DMA)
(see Table 1)
Test
’C62x CPU
Data Path B
B Register File
Program
Access/Cache
Controller
Instruction Fetch
Instruction Dispatch
Instruction Decode
Data Path A
A Register File
PLL
(see Table 1)
Data
Access
Controller
Power-
Down
Logic
.L1 .S1 .M1 .D1 .D2 .M2 .S2 .L2
32
SDRAM or
SBSRAM
ROM/FLASH
SRAM
I/O Devices
32
Synchronous
FIFOs
I/O Devices
Timer 0
Timer 1
External Memory
Interface (EMIF)
Multichannel
Buffered Serial
Port 0
Multichannel
Buffered Serial
Port 1
Multichannel
Buffered Serial
Port 2
Expansion
Bus
Internal Program Memory
(see Table 1)
Control
Registers
Control
Logic
Internal Data
Memory
(see Table 1)
In-Circuit
Emulation
Interrupt
Control
Framing Chips:
H.100, MVIP ,
SCSA, T1, E1 AC97 Devices, SPI Devices, Codecs
HOST CONNECTION Master /Slave TI PCI2040 Power PC 683xx 960
’C6202/’02B/’03/’04 Digital Signal Processors
McBSP2 is
not
applicable for the ’C6204 device.
Program
DMA Buses
Data Bus
Bus
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
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CPU description
The CPU fetches VelociTI advanced very-long instruction words (VLIW) (256 bits wide) to supply up to eight 32-bit instructions to the eight functional units during every clock cycle. The VelociTI VLIW architecture features controls by which all eight units do not have to be supplied with instructions if they are not ready to execute. The first bit of every 32-bit instruction determines if the next instruction belongs to the same execute packet as the previous instruction, or whether it should be executed in the following clock as a part of the next execute packet. Fetch packets are always 256 bits wide; however, the execute packets can vary in size. The variable-length execute packets are a key memory-saving feature, distinguishing the ’C62x CPU from other VLIW architectures.
The CPU features two sets of functional units. Each set contains four units and a register file. One set contains functional units .L1, .S1, .M1, and .D1; the other set contains units .D2, .M2, .S2, and .L2. The two register files each contain 16 32-bit registers for a total of 32 general-purpose registers. The two sets of functional units, along with two register files, compose sides A and B of the CPU (see the Functional and CPU Block Diagram and Figure 1). The four functional units on each side of the CPU can freely share the 16 registers belonging to that side. Additionally , each side features a single data bus connected to all the registers on the other side, by which the two sets of functional units can access data from the register files on the opposite side. While register access by functional units on the same side of the CPU as the register file can service all the units in a single clock cycle, register access using the register file across the CPU supports one read and one write per cycle.
Another key feature of the ’C62x CPU is the load/store architecture, where all instructions operate on registers (as opposed to data in memory). Two sets of data-addressing units (.D1 and .D2) are responsible for all data transfers between the register files and the memory. The data address driven by the .D units allows data addresses generated from one register file to be used to load or store data to or from the other register file. The ’C62x CPU supports a variety of indirect addressing modes using either linear- or circular-addressing modes with 5- or 15-bit offsets. All instructions are conditional, and most can access any one of the 32 registers. Some registers, however, are singled out to support specific addressing or to hold the condition for conditional instructions (if the condition is not automatically “true”). The two .M functional units are dedicated for multiplies. The two .S and .L functional units perform a general set of arithmetic, logical, and branch functions with results available every clock cycle.
The processing flow begins when a 256-bit-wide instruction fetch packet is fetched from a program memory. The 32-bit instructions destined for the individual functional units are “linked” together by “1” bits in the least significant bit (LSB) position of the instructions. The instructions that are “chained” together for simultaneous execution (up to eight in total) compose an execute packet. A “0” in the LSB of an instruction breaks the chain, effectively placing the instructions that follow it in the next execute packet. If an execute packet crosses the fetch-packet boundary (256 bits wide), the assembler places it in the next fetch packet, while the remainder of the current fetch packet is padded with NOP instructions. The number of execute packets within a fetch packet can vary from one to eight. Execute packets are dispatched to their respective functional units at the rate of one per clock cycle and the next 256-bit fetch packet is not fetched until all the execute packets from the current fetch packet have been dispatched. After decoding, the instructions simultaneously drive all active functional units for a maximum execution rate of eight instructions every clock cycle. While most results are stored in 32-bit registers, they can be subsequently moved to memory as bytes or half-words as well. All load and store instructions are byte-, half-word, or word-addressable.
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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CPU description (continued)
8
8
2X 1X
.L2
.S2
.M2
.D2
.D1
.M1
.S1
.L1
long src
dst
src
2
src
1
src
1
src
1
src
1
src
1
src
1
src
1
src
1
8
8
8
8
long dst
long dst
dst
dst
dst
dst
dst
dst
dst
src
2
src
2
src
2
src
2
src
2
src
2
src
2
long src
DA1
DA2
ST1
LD1
LD2
ST2
32
32
Register
File A
(A0–A15)
long src
long dst
long dst
long src
Data Path B
Data Path A
Register
File B
(B0–B15)
Control
Register
File
Figure 1. TMS320C62x CPU Data Paths
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
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signal groups description
TRST
EXT_INT7
Clock/PLL
IEEE Standard
1149.1
(JTAG)
Emulation
Reserved
Reset and
Interrupts
DMA Status
Power-Down
Status
Control/Status
TDI
TDO
TMS
TCK
CLKIN
CLKOUT1
CLKMODE0
PLLV
PLLG
PLLF
EMU1 EMU0
RSV2 RSV1 RSV0
NMI
IACK INUM3 INUM2 INUM1 INUM0
DMAC3 DMAC2 DMAC1 DMAC0
PD
RSV4
EXT_INT6 EXT_INT5 EXT_INT4
RESET
CLKOUT2
CLKMODE1
CLKMODE2
CLKMODE1 is NOT available on the ’C6202 device GJL package.
CLKMODE2 is NOT available on the GJL packages for the ’C6202/’02B/’03 devices.
RSV7 RSV6 RSV5
RSV9 RSV8
RSV11 RSV10
’C6204
Only
RSV3
RSV5 through RSV11 pins are used on the ’C6204 device only.
Figure 2. CPU Signals
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FIXED-POINT DIGITAL SIGNAL PROCESSORS
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signal groups description (continued)
CE3
ARE
ED[31:0]
CE2 CE1 CE0
EA[21:2]
BE3 BE2 BE1 BE0
HOLD HOLDA
TOUT1
CLKX1
FSX1
DX1
CLKR1
FSR1
DR1
CLKS1
AOE AWE ARDY
SDA10 SDRAS
/SSOE SDCAS/SSADS SDWE/SSWE
TOUT0
CLKX2 FSX2 DX2
CLKR2 FSR2 DR2
CLKS2
Data
Memory Map Space Select
Word Address
Byte Enables
HOLD/
HOLDA
32
20
Asynchronous
Memory
Control
Synchronous
Memory
Control
EMIF
(External Memory Interface)
Timer 1
Transmit
Transmit
Timer 0
Timers
McBSP1
McBSP2
Receive
Receive
Clock
Clock
McBSPs
(Multichannel Buffered Serial Ports)
TINP1
TINP0
CLKX0 FSX0 DX0
CLKR0 FSR0 DR0
CLKS0
Transmit
McBSP0
Receive
Clock
N/A For ’C6204 Devices
Figure 3. Peripheral Signals
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signal groups description (continued)
XD[31:0]
XBE2
/XA4
XBE1
/XA3
XBE0
/XA2
XRDY
XHOLD
XHOLDA
XFCLK
XCLKIN
XOE XRE
Data
Byte-Enable
Control/ Address
Control
Arbitration
32
Clocks
I/O Port Control
Expansion Bus
XWE/XWAIT XCE3 XCE2 XCE1 XCE0
XCS XAS
Host
Interface
Control
XCNTL XW/R XBLAST XBOFF
XBE3/XA5
Figure 3. Peripheral Signals (Continued)
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FIXED-POINT DIGITAL SIGNAL PROCESSORS
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Signal Descriptions
SIGNAL
PIN NO.
SIGNAL
NAME
GJL GLS GLW
TYPE
DESCRIPTION
CLOCK/PLL
CLKIN C12 B10 B10 I Clock Input CLKOUT1 AD20 Y18 Y18 O Clock output at full device speed
CLKOUT2 AC19 AB19 AB19 O
Clock output at half of device speed
Used for synchronous memory interface
CLKMODE0 B15 B12 B12 I
Clock mode selects
p
p
CLKMODE1 C11
§
A9
A9
I
Selects what multiply factors of the input clock frequency the CPU frequency equals.
CLKMODE2 A14
A14
I
For more detail on CLKMODE pins and the PLL multiply factors, see the Clock PLL section of this data sheet.
PLLV
#
D13 C11 C11 A
||
PLL analog VCC connection for the low-pass filter
PLLG
#
D14 C12 C12 A
||
PLL analog GND connection for the low-pass filter
PLLF
#
C13 A11 A11 A
||
PLL low-pass filter connection to external components and a bypass capacitor
JTAG EMULATION
TMS AD7 Y5 Y5 I JTAG test-port mode select (features an internal pullup) TDO AE6 AA4 AA4 O/Z JTAG test-port data out TDI AF5 Y4 Y4 I JTAG test-port data in (features an internal pullup) TCK AE5 AB2 AB2 I JT AG test-port clock TRST AC7 AA3 AA3 I JTAG test-port reset (features an internal pulldown) EMU1 AF6 AA5 AA5 I/O/Z Emulation pin 1, pullup with a dedicated 20-k resistor
k
EMU0 AC8 AB4 AB4 I/O/Z Emulation pin 0, pullup with a dedicated 20-k resistor
k
RESET AND INTERRUPTS
RESET K2 J3 J3 I Device reset NMI L2 K2 K2 I
Nonmaskable interrupt
Edge-driven (rising edge)
EXT_INT7 V4 U2 U2 EXT_INT6 Y2 U3 U3
External interrupts
EXT_INT5 AA1 W1 W1
I
External interru ts
Edge-driven (rising edge)
EXT_INT4 W4 V2 V2
ggg
IACK Y1 V1 V1 O Interrupt acknowledge for all active interrupts serviced by the CPU INUM3 V2 R3 R3 INUM2 U4 T1 T1
Active interrupt identification number
p
INUM1 V3 T2 T2
O
Valid during IACK for all active interrupts (not just external)
En
coding
order follows the interrupt-service fetch-packet orderin
g
INUM0 W2 T3 T3
Encoding order follows the interru t-service fetch-acket ordering
The GLW BGA package (’C6204 only) is a subset of the GLS package (’C6202/02B/03), with the inner row of core supply voltage (CVDD) and ground (VSS) pins removed (see the GLS/GLW BGA package bottom view).
I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground
§
For the ’C6202 GJL package only, the C11 pin is ground (VSS). For all other ’C62x GJL packages, the C11 pin is CLKMODE1.
For the ’C6202 GLS and ’C6204 GLW packages, the CLKMODE2 (A14) and CLKMODE1 (A9) pins are internally unconnected.
#
PLLV , PLLG, and PLLF are not part of external voltage supply or ground. See the
clock PLL
section for information on how to connect these pins.
||
A = Analog Signal (PLL Filter)
kFor emulation and normal operation, pull up EMU1 and EMU0 with a dedicated 20-kΩ resistor . For boundary scan, pull down EMU1 and EMU0
with a dedicated 20-k resistor.
PR
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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Signal Descriptions (Continued)
SIGNAL
PIN NO.
SIGNAL
NAME
GJL GLS GLW
TYPE
DESCRIPTION
POWER-DOWN STATUS
PD AB2 Y2 Y2 O Power-down modes 2 or 3 (active if high)
EXPANSION BUS
XCLKIN A9 C8 C8 I Expansion bus synchronous host interface clock input XFCLK B9 A8 A8 O Expansion bus FIFO interface clock output XD31 D15 C13 C13 XD30 B16 A13 A13 XD29 A17 C14 C14 XD28 B17 B14 B14 XD27 D16 B15 B15 XD26 A18 C15 C15 XD25 B18 A15 A15 XD24 D17 B16 B16 XD23 C18 C16 C16 XD22 A20 A17 A17 XD21 D18 B17 B17 XD20 C19 C17 C17
Expansion bus data
XD19 A21 B18 B18
Used for transfer of data, address, and control
Also controls initialization of DSP modes and expansion bus at reset via pullup/
XD18 D19 A19 A19
Also controls initialization of DSP modes and ex ansion bus at reset via ullu /
pulldown resistors
XD17 C20 C18 C18
(Note: Reserved boot configuration fields should be pulled down.)
XD16 B21 B19 B19
– XCE[3:0] memory type
XD15 A22 C19 C19
I/O/Z
– XCE[3:0] memory ty e
– XBLAST polarity
XD14 D20 B20 B20
y
– XW/R polarity –
p
XD13 B22 A21 A21
–Asynchronous or synchronous host operation – Arbitration mode (internal or external)
XD12 E25 C21 C21
Arbitration mode (internal or external)
– FIFO mode
XD11 F24 D20 D20
– Little endian/big endian –
XD10 E26 B22 B22
–Boot mode
XD9 F25 D21 D21 XD8 G24 E20 E20 XD7 H23 E21 E21 XD6 F26 D22 D22 XD5 G25 F20 F20 XD4 J23 F21 F21 XD3 G26 E22 E22 XD2 H25 G20 G20 XD1 J24 G21 G21 XD0 K23 G22 G22
The GLW BGA package (’C6204 only) is a subset of the GLS package (’C6202/02B/03), with the inner row of core supply voltage (CVDD) and ground (VSS) pins removed (see the GLS/GLW BGA package bottom view).
I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground
PR
O
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C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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Signal Descriptions (Continued)
SIGNAL
PIN NO.
SIGNAL
NAME
GJL GLS GLW
TYPE
DESCRIPTION
EXPANSION BUS (CONTINUED)
XCE3 F2 D2 D2 XCE2 E1 B1 B1
Expansion bus I/O port memory space enables
XCE1 F3 D3 D3
O/Z
Enabled by bits 28, 29, and 30 of the word address
Onl
y
one asserted during any I/O port data access
XCE0 E2 C2 C2
Only one asserted during any I/O ort data access
XBE3/XA5 C7 C5 C5 XBE2/XA4 D8 A4 A4
Expansion bus multiplexed byte-enable control/address signals
p
p
XBE1/XA3 A6 B5 B5
I/O/Z
Act as byte enable for host port operation
A
ct as address
for I/O port operation
XBE0/XA2 C8 C6 C6
Act as address for I/O ort o eration
XOE A7 A6 A6 O/Z Expansion bus I/O port output enable XRE C9 C7 C7 O/Z Expansion bus I/O port read enable XWE/XWAIT D10 B7 B7 O/Z Expansion bus I/O port write enable and host port wait signals XCS A10 C9 C9 I Expansion bus host port chip-select input XAS D9 B6 B6 I/O/Z Expansion bus host port address strobe
XCNTL B10 B9 B9 I
Expansion bus host control. XCNTL selects between expansion bus address or data
register XW/R D1 1 B8 B8 I/O/Z Expansion bus host port write/read enable. XW/R polarity selected at reset XRDY A5 C4 C4 I/O/Z Expansion bus host port ready (active low) and I/O port ready (active high) XBLAST B6 B4 B4 I/O/Z Expansion bus host port burst last–polarity selected at reset XBOFF B11 A10 A10 I Expansion bus back off XHOLD B5 A2 A2 I/O/Z Expansion bus hold request XHOLDA D7 B3 B3 I/O/Z Expansion bus hold acknowledge
EMIF – CONTROL SIGNALS COMMON TO ALL TYPES OF MEMORY
CE3 AB25 Y21 Y21 CE2 AA24 W20 W20
Memory space enables CE1 AB26 AA22 AA22
O/Z
Enabled by bits 24 and 25 of the word address
Only
one
asserted du
ring any external data
access
CE0 AA25 W21 W21
Only one asserted during any external data access
BE3 Y24 V20 V20 BE2 W23 V21 V21
B
yte-enable contro
l
Decoded from the two lowest bits of the internal address
BE1 AA26 W22 W22
O/Z
Decoded from the two lowest bits of the internal address
Byte-write enables for most types of memory
BE0 Y25 U20 U20
yyy
Can be directly connected to SDRAM read and write mask signal (SDQM)
The GLW BGA package (’C6204 only) is a subset of the GLS package (’C6202/02B/03), with the inner row of core supply voltage (CVDD) and ground (VSS) pins removed (see the GLS/GLW BGA package bottom view).
I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground
PR
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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Signal Descriptions (Continued)
SIGNAL
PIN NO.
SIGNAL
NAME
GJL GLS GLW
TYPE
DESCRIPTION
EMIF – ADDRESS
EA21 J25 H20 H20 EA20 J26 H21 H21 EA19 L23 H22 H22 EA18 K25 J20 J20 EA17 L24 J21 J21 EA16 L25 K21 K21 EA15 M23 K20 K20 EA14 M24 K22 K22 EA13 M25 L21 L21 EA12 N23 L20 L20 EA11 P24 L22 L22
O/Z External address (word address)
EA10 P23 M20 M20 EA9 R25 M21 M21 EA8 R24 N22 N22 EA7 R23 N20 N20 EA6 T25 N21 N21 EA5 T24 P21 P21 EA4 U25 P20 P20 EA3 T23 R22 R22 EA2 V26 R21 R21
EMIF – DATA
ED31 AD8 Y6 Y6 ED30 AC9 AA6 AA6 ED29 AF7 AB6 AB6 ED28 AD9 Y7 Y7 ED27 AC10 AA7 AA7 ED26 AE9 AB8 AB8 ED25 AF9 Y8 Y8 ED24 AC1 1 AA8 AA8 ED23 AE10 AA9 AA9 ED22 AD1 1 Y9 Y9
I/O/Z External data
ED21 AE11 AB10 AB10 ED20 AC12 Y10 Y10 ED19 AD12 AA10 AA10 ED18 AE12 AA11 AA11 ED17 AC13 Y11 Y11 ED16 AD14 AB12 AB12 ED15 AC14 Y12 Y12 ED14 AE15 AA12 AA12
The GLW BGA package (’C6204 only) is a subset of the GLS package (’C6202/02B/03), with the inner row of core supply voltage (CVDD) and ground (VSS) pins removed (see the GLS/GLW BGA package bottom view).
I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground
PR
O
DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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Signal Descriptions (Continued)
SIGNAL
PIN NO.
SIGNAL
NAME
GJL GLS GLW
TYPE
DESCRIPTION
EMIF – DATA (CONTINUED)
ED13 AD15 AA13 AA13 ED12 AC15 Y13 Y13 ED11 AE16 AB13 AB13 ED10 AD16 Y14 Y14 ED9 AE17 AA14 AA14 ED8 AC16 AA15 AA15 ED7 AF18 Y15 Y15 ED6 AE18 AB15 AB15
I/O/Z External data
ED5 AC17 AA16 AA16 ED4 AD18 Y16 Y16 ED3 AF20 AB17 AB17 ED2 AC18 AA17 AA17 ED1 AD19 Y17 Y17 ED0 AF21 AA18 AA18
EMIF – ASYNCHRONOUS MEMORY CONTROL
ARE V24 T21 T21 O/Z Asynchronous memory read enable AOE V25 R20 R20 O/Z Asynchronous memory output enable AWE U23 T22 T22 O/Z Asynchronous memory write enable ARDY W25 T20 T20 I Asynchronous memory ready input
EMIF – SYNCHRONOUS DRAM (SDRAM)/SYNCHRONOUS BURST SRAM (SBSRAM) CONTROL
SDA10 AE21 AA19 AA19 O/Z SDRAM address 10 (separate for deactivate command) SDCAS/SSADS AE22 AB21 AB21 O/Z SDRAM column-address strobe/SBSRAM address strobe SDRAS/SSOE AF22 Y19 Y19 O/Z SDRAM row-address strobe/SBSRAM output enable SDWE/SSWE AC20 AA20 AA20 O/Z SDRAM write enable/SBSRAM write enable
EMIF – BUS ARBITRATION
HOLD Y26 V22 V22 I Hold request from the host HOLDA V23 U21 U21 O Hold-request-acknowledge to the host
TIMERS
TOUT1 J4 F2 F2 O Timer 1 or general-purpose output TINP1 G2 F3 F3 I Timer 1 or general-purpose input TOUT0 F1 D1 D1 O Timer 0 or general-purpose output TINP0 H4 E2 E2 I Timer 0 or general-purpose input
DMA ACTION COMPLETE STATUS
DMAC3 Y3 V3 V3 DMAC2 AA2 W2 W2 DMAC1 AB1 AA1 AA1
O DMA action complete
DMAC0 AA3 W3 W3
The GLW BGA package (’C6204 only) is a subset of the GLS package (’C6202/02B/03), with the inner row of core supply voltage (CVDD) and ground (VSS) pins removed (see the GLS/GLW BGA package bottom view).
I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground
PR
O
DU
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T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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Signal Descriptions (Continued)
SIGNAL
PIN NO.
SIGNAL
NAME
GJL GLS GLW
TYPE
DESCRIPTION
MULTICHANNEL BUFFERED SERIAL PORT 0 (McBSP0)
CLKS0 M4 K3 K3 I External clock source (as opposed to internal) CLKR0 M2 L2 L2 I/O/Z Receive clock CLKX0 M3 K1 K1 I/O/Z Transmit clock DR0 R2 M2 M2 I Receive data DX0 P4 M3 M3 O/Z Transmit data FSR0 N3 M1 M1 I/O/Z Receive frame sync FSX0 N4 L3 L3 I/O/Z Transmit frame sync
MULTICHANNEL BUFFERED SERIAL PORT 1 (McBSP1)
CLKS1 G1 E1 E1 I External clock source (as opposed to internal) CLKR1 J3 G2 G2 I/O/Z Receive clock CLKX1 H2 G3 G3 I/O/Z Transmit clock DR1 L4 H1 H1 I Receive data DX1 J1 H2 H2 O/Z Transmit data FSR1 J2 H3 H3 I/O/Z Receive frame sync FSX1 K4 G1 G1 I/O/Z Transmit frame sync
MULTICHANNEL BUFFERED SERIAL PORT 2 (McBSP2) (’C6202/’C6202B/’C6203 ONLY)
CLKS2 R3 N1 I External clock source (as opposed to internal) CLKR2 T2 N2 I/O/Z Receive clock CLKX2 R4 N3 I/O/Z Transmit clock DR2 V1 R2 I Receive data DX2 T4 R1 O/Z Transmit data FSR2 U2 P3 I/O/Z Receive frame sync FSX2 T3 P2 I/O/Z Transmit frame sync
RESERVED FOR TEST
RSV0 L3 J2 J2 I Reserved for testing, pullup with a dedicated 20-k resistor RSV1 G3 E3 E3 I Reserved for testing, pullup with a dedicated 20-k resistor RSV2 A12 B11 B11 I Reserved for testing, pullup with a dedicated 20-k resistor RSV3 C15 B13 B13 O Reserved (leave unconnected,
do not
connect to power or ground)
RSV4 D12 C10 C10 O Reserved (leave unconnected,
do not
connect to power or ground)
ADDITIONAL RESERVED FOR TEST (’C6204 ONLY)
RSV5 N1 I Reserved (leave unconnected) RSV6 N2 I/O Reserved (leave unconnected) RSV7 N3 I/O Reserved (leave unconnected) RSV8 R2 I Reserved (leave unconnected) RSV9 R1 O Reserved (leave unconnected) RSV10 P3 I/O Reserved (leave unconnected) RSV11 P2 I/O Reserved (leave unconnected)
The GLW BGA package (’C6204 only) is a subset of the GLS package (’C6202/02B/03), with the inner row of core supply voltage (CVDD) and ground (VSS) pins removed (see the GLS/GLW BGA package bottom view).
I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground
PR
O
DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
Signal Descriptions (Continued)
SIGNAL
PIN NO.
SIGNAL
NAME
GJL GLS GLW
TYPE
DESCRIPTION
SUPPLY VOLTAGE PINS
A11 A3 A3
A16 A7 A7
B7 A16 A16
B8 A20 A20 B19 D4 D4 B20 D6 D6
C6 D7 D7 C10 D9 D9 C14 D10 D10 C17 D13 D13 C21 D14 D14
G4 D16 D16
G23 D17 D17
H3 D19 D19
H24 F1 F1
K3 F4 F4
K24 F19 F19
L1 F22 F22
L26 G4 G4
DV
DD
N24 G19 G19
S 3.3-V supply voltage (I/O)
DV
DD
P3 J4 J4
S
3.3 V su ly voltage (I/O)
T1 J19 J19
T26 K4 K4
U3 K19 K19
U24 L1 L1
W3 M22 M22
W24 N4 N4
Y4 N19 N19 Y23 P4 P4 AD6 P19 P19
AD10 T4 T4 AD13 T19 T19 AD17 U1 U1 AD21 U4 U4
AE7 U19 U19 AE8 U22 U22
AE19 W4 W4 AE20 W6 W6 AF11 W7 W7
The GLW BGA package (’C6204 only) is a subset of the GLS package (’C6202/02B/03), with the inner row of core supply voltage (CVDD) and ground (VSS) pins removed (see the GLS/GLW BGA package bottom view).
I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground
PR
O
DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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Signal Descriptions (Continued)
SIGNAL
PIN NO.
SIGNAL
NAME
GJL GLS GLW
TYPE
DESCRIPTION
SUPPLY VOLTAGE PINS (CONTINUED)
AF16 W9 W9
W10 W10 – W13 W13 – W14 W14 – W16 W16
DV
DD
W17 W17
S 3.3-V supply voltage (I/O)
DV
DD
W19 W19
S
3.3 V su ly voltage (I/O)
AB5 AB5 – AB9 AB9 – AB14 AB14
AB18 AB18 A1 E7 E7 A2 E8 E8 A3 E10 E10
A24 E11 E11 A25 E12 E12 A26 E13 E13
B1 E15 E15 B2 E16 E16 B3 F7
B24 F8 – B25 F9 – B26 F11
C1 F12 – C2 F14
-
pp
CV
DD
C3 F15
S
1.5-V supply voltage (core) ( C6202B, C6203, and C6204 only)
1.8-V supply voltage (core) (’C6202 only)
CV
DD
C4 F16
S
1.8 V su ly voltage (core) ( C6202 only)
C23 G5 G5 C24 G6 – C25 G17 – C26 G18 G18
D3 H5 H5 D4 H6 – D5 H17
D22 H18 H18 D23 J6 – D24 J17
E4 K5 K5
E23 K18 K18 AB4 L5 L5
The GLW BGA package (’C6204 only) is a subset of the GLS package (’C6202/02B/03), with the inner row of core supply voltage (CVDD) and ground (VSS) pins removed (see the GLS/GLW BGA package bottom view).
I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground
PR
O
DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
21
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
Signal Descriptions (Continued)
SIGNAL
PIN NO.
SIGNAL
NAME
GJL GLS GLW
TYPE
DESCRIPTION
SUPPLY VOLTAGE PINS (CONTINUED)
AB23 L6
AC3 L17 – AC4 L18 L18
AC5 M5 M5 AC22 M6 – AC23 M17 – AC24 M18 M18
AD1 N5 N5
AD2 N18 N18
AD3 P6
AD4 P17 – AD23 R5 R5 AD24 R6 – AD25 R17 – AD26 R18 R18
AE1 T5 T5
AE2 T6
-
pp
CV
DD
AE3 T17
S
1.5-V supply voltage (core) ( C6202B, C6203, and C6204 only)
1.8-V supply voltage (core) (’C6202 only)
CV
DD
AE24 T18 T18
S
1.8 V su ly voltage (core) ( C6202 only)
AE25 U7 – AE26 U8
AF1 U9
AF2 U11
AF3 U12 – AF24 U14 – AF25 U15 – AF26 U16
V7 V7 – V8 V8 – V10 V10 – V11 V11 – V12 V12 – V13 V13 – V15 V15 – V16 V16
GROUND PINS
A4 A1 A1 A8 A5 A5
V
SS
A13 A12 A12
GND Ground pins
A14 A18 A18
The GLW BGA package (’C6204 only) is a subset of the GLS package (’C6202/02B/03), with the inner row of core supply voltage (CVDD) and ground (VSS) pins removed (see the GLS/GLW BGA package bottom view).
I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground
PR
O
DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
Signal Descriptions (Continued)
SIGNAL
PIN NO.
SIGNAL
NAME
GJL GLS GLW
TYPE
DESCRIPTION
GROUND PINS (CONTINUED)
A15 A22 A22 A19 B2 B2 A23 B21 B21
B4 C1 C1 B12 C3 C3 B13 C20 C20 B14 C22 C22 B23 D5 D5
C5 D8 D8
C11
§
D11 D11 C16 D12 D12 C22 D15 D15
D1 D18 D18 D2 E4 E4
D6 E5 E5 D21 E6 E6 D25 E9 E9 D26 E14 E14
E3 E17 E17 E24 E18 E18
V
SS
F4 E19 E19
GND Ground pins
F23 F5 F5
H1 F6 – H26 F10
K1 F13 – K26 F17
M1 F18 F18
M26 H4 H4
N1 H19 H19
N2 J1 J1 N25 J5 J5 N26 J18 J18
P1 J22 J22
P2 K6 – P25 K17 – P26 L4 L4
R1 L19 L19 R26 M4 M4
U1 M19 M19 U26 N6
The GLW BGA package (’C6204 only) is a subset of the GLS package (’C6202/02B/03), with the inner row of core supply voltage (CVDD) and ground (VSS) pins removed (see the GLS/GLW BGA package bottom view).
I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground
§
For the ’C6202 GJL package only, the C11 pin is ground (VSS). For all other ’C62x GJL packages, the C11 pin is CLKMODE1.
PR
O
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C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
23
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
Signal Descriptions (Continued)
SIGNAL
PIN NO.
SIGNAL
NAME
GJL GLS GLW
TYPE
DESCRIPTION
GROUND PINS (CONTINUED)
W1 N17 – W26 P1 P1 AA4 P5 P5
AA23 P18 P18
AB3 P22 P22
AB24 R4 R4
AC1 R19 R19 AC2 U5 U5 AC6 U6
AC21 U10 – AC25 U13 – AC26 U17
AD5 U18 U18
AD22 V4 V4
AE4 V5 V5
AE13 V6 V6 AE14 V9 V9 AE23 V14 V14
AF4 V17 V17 AF8 V18 V18
V
SS
AF10 V19 V19
GND Ground pins
AF12 W5 W5 AF13 W8 W8 AF14 W11 W11 AF15 W12 W12 AF17 W15 W15 AF19 W18 W18 AF23 Y1 Y1
Y3 Y3 – Y20 Y20 – Y22 Y22 – AA2 AA2 – AA21 AA21 – AB1 AB1 – AB3 AB3 – AB7 AB7 – AB11 AB11 – AB16 AB16 – AB20 AB20 – AB22 AB22
The GLW BGA package (’C6204 only) is a subset of the GLS package (’C6202/02B/03), with the inner row of core supply voltage (CVDD) and ground (VSS) pins removed (see the GLS/GLW BGA package bottom view).
I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground
PR
O
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C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
development support
TI offers an extensive line of development tools for the TMS320C6000t generation of DSPs, including tools to evaluate the performance of the processors, generate code, develop algorithm implementations, and fully integrate and debug software and hardware modules.
The following products support development of ’C6000-based applications:
Software Development Tools:
Code Composer Studiot Integrated Development Environment (IDE): including Editor C/C++/Assembly Code Generation, and Debug plus additional development tools Scalable, Real-Time Foundation Software (DSP BIOS), which provides the basic run-time target software needed to support any DSP application.
Hardware Development T ools:
Extended Development System (XDS) Emulator (supports ’C6000 multiprocessor system debug) EVM (Evaluation Module)
The
TMS320 DSP Development Support Reference Guide
(SPRU011) contains information about development-support products for all TMS320t family member devices, including documentation. See this document for further information on TMS320 documentation or any TMS320 support products from Texas Instruments. An additional document, the
TMS320 Third-Party Support Reference Guide
(SPRU052), contains information about TMS320-related products from other companies in the industry . T o receive TMS320 literature, contact the Literature Response Center at 800/477-8924.
See Table 2 for a complete listing of development-support tools for the TMS320C6000 DSP family. For information on pricing and availability, contact the nearest TI field sales office or authorized distributor.
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TMS320C6000, Code Composer Studio, XDS, and TMS320 are trademarks of Texas Instruments.
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
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development support (continued)
Table 2. TMS320C6000 Development-Support Tools
TOOL
PART NUMBER
DESCRIPTION
DSP/
BIOS
CODE
COMPOSER
STUDIO IDE
CODE
GENERATION
TOOLS
EMULATION
DRIVERS
RTDX SIMULATOR
TARGET
HARDWARE
TMDX320DAIS-07
TMS320 DSP Algorithm Standard Developer’s Kit
SOFTWARE TOOLS
6CCSFreeTool
TMS320C6000 Code Composer Studio Free Evaluation T ools
(FREE 30-Day Trial)
TMDX324685C-07 (Windows 95/98 Windows NT)
TMS320C6000 DSP Code Composer Studio IDE
TMDX3246855-07 (Windows 95/98/NT)
TMS320C6000 DSP Code Composer Studio IDE Compile T ools
TMDX3240160-07 (Windows 95/98/NT)
TMS320C6000 DSP Code Composer Studio IDE Debug T ools
HARDWARE TOOLS
TMDX320006211 (DSK)
TMS320C6211 DSP Starter Kit (DSK)
256KB Code Memory Limit
DSK-Specific C6211 DSP
TMDS3260A6201
TMS320C62x DSP Evaluation Module (EVM)
EVM-Specific C6201 DSP
TMDS326006201
TMS320C62x DSP EVM Bundle
EVM-Specific C6201 DSP
TMDX3260A6701 TMS320C67x DSP EVM EVM-Specific C6701 DSP
TMDX326006701
TMS320C67x DSP EVM Bundle
EVM-Specific C6701 DSP
TMDS00510
XDS510 DSP Emulation Hardware
Any C6000
DSP via
JTAG
The TMS320C6000 Code Composer Studio Free Evaluation Tools can be downloaded for a free 30-day trial from the Texas Instruments web site at http://www.ti.com. A CD-ROM version of the TMS320C6000 Code Composer Studio Free Evaluation T ools (literature number SPRC020) is also available. For information on pricing and availability, contact the nearest TI field sales office or authorized distributor.
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Code Composer Studio, TMS320, TMS320C6000, TMS320C62x, TMS320C67x, and XDS510 are trademarks of Texas Instruments.
Windows and Windows NT are registered trademarks of Microsoft Corporation.
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
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device and development-support tool nomenclature
T o designate the stages in the product development cycle, TI assigns prefixes to the part numbers of all TMS320 devices and support tools. Each TMS320 member has one of three prefixes: TMX, TMP, or TMS. Texas Instruments recommends two of three possible prefix designators for support tools: TMDX and TMDS. These prefixes represent evolutionary stages of product development from engineering prototypes (TMX / TMDX) through fully qualified production devices/tools (TMS/TMDS).
Device development evolutionary flow: TMX Experimental device that is not necessarily representative of the final device’s electrical
specifications
TMP Final silicon die that conforms to the device’s electrical specifications but has not completed
quality and reliability verification
TMS Fully qualified production device
Support tool development evolutionary flow: TMDX Development-support product that has not yet completed T exas Instruments internal qualification
testing.
TMDS Fully qualified development-support product TMX and TMP devices and TMDX development-support tools are shipped against the following disclaimer: “Developmental product is intended for internal evaluation purposes.” TMS devices and TMDS development-support tools have been characterized fully , and the quality and reliability
of the device have been demonstrated fully. TI’s standard warranty applies. Predictions show that prototype devices (TMX or TMP) have a greater failure rate than the standard production
devices. T exas Instruments recommends that these devices not be used in any production system because their expected end-use failure rate still is undefined. Only qualified production devices are to be used.
TI device nomenclature also includes a suffix with the device family name. This suffix indicates the package type (for example, GJL), the temperature range (for example, blank is the default commercial temperature range), and the device speed range in megahertz (for example, -300 is 300 MHz). Figure 4 provides a legend for reading the complete device name for any TMS320 family member.
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
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device and development-support tool nomenclature (continued)
PREFIX DEVICE SPEED RANGE
TMS 320 C 6203 GJL 300
TMX= Experimental device TMP= Prototype device TMS= Qualified device SMJ = MIL-STD-883C SM = High Rel (non-883C)
DEVICE FAMILY
320 = TMS320 family
TECHNOLOGY
PACKAGE TYPE
N = Plastic DIP J = Ceramic DIP JD = Ceramic DIP side-brazed GB = Ceramic PGA FZ = Ceramic CC FN = Plastic leaded CC FD = Ceramic leadless CC PJ = 100-pin plastic EIAJ QFP PQ = 132-pin plastic bumpered QFP PZ = 100-pin plastic TQFP PBK = 128-pin plastic TQFP PGE = 144-pin plastic TQFP GFN = 256-pin plastic BGA GGU = 144-pin plastic BGA GGP = 352-pin plastic BGA GJC = 352-pin plastic BGA GJL = 352-pin plastic BGA GLS = 384-pin plastic BGA GLW = 340-pin plastic BGA GHK = 288-pin plastic MicroStar BGAt
C = CMOS E = CMOS EPROM F = CMOS Flash EEPROM
DEVICE
’1x DSP:
10 16 14 17 15
’2x DSP:
25 26
’2xx DSP:
203 206 240 204 209
’3x DSP:
30 31 32
’4x DSP:
40 44
’5x DSP:
50 53 51 56 52 57
’54x DSP:
541 545 542 546 543 548
’6x DSP:
6201 6205 6202 6211 6202B 6701 6203 6711 6204
DIP = Dual-In-Line Package PGA = Pin Grid Array CC = Chip Carrier QFP = Quad Flat Package TQFP = Thin Quad Flat Package BGA = Ball Grid Array
TEMPERATURE RANGE (DEFAULT: 0°C TO 90°C)
(A)
Blank = 0°C to 90°C, commercial temperature A = –40°C to 105°C, extended temperature
100 MHz 120 MHz 150 MHz 167 MHz
200 MHz 233 MHz 250 MHz 300 MHz
Figure 4. TMS320 Device Nomenclature (Including TMS320C6202, ’C6202B, ’C6203, and ’C6204)
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MicroStar BGA is a trademark of Texas Instruments.
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
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documentation support
Extensive documentation supports all TMS320 family generations of devices from product announcement through applications development. The types of documentation available include: data sheets, such as this document, with design specifications; complete user’s reference guides for all devices and tools; technical briefs; development-support tools; on-line help; and hardware and software applications. The following is a brief, descriptive list of support documentation specific to the ’C6x devices:
The
TMS320C6000 CPU and Instruction Set Reference Guide
(literature number SPRU189) describes the
’C6000 CPU architecture, instruction set, pipeline, and associated interrupts. The
TMS320C6000 Peripherals Reference Guide
(literature number SPRU190) describes the functionality of the peripherals available on ’C6x devices, such as the external memory interface (EMIF), host-port interface (HPI), multichannel buffered serial ports (McBSPs), direct-memory-access (DMA), enhanced direct-memory-access (EDMA) controller, expansion bus (XB), clocking and phase-locked loop (PLL); and power-down modes. This guide also includes information on internal data and program memories.
The
TMS320C6000 Technical Brief
(literature number SPRU197) gives an introduction to the ’C62x/C67x
devices, associated development tools, and third-party support. The
How to Begin Development and Migrate Across the TMS320C6202/6202B/6203/6204 DSPs
application report (literature number SPRA603) describes the migration concerns and identifies the similarites and differences between the ’C6202, ’C6202B, ’C6203, and ’C6204 ’C6000 DSP devices.
The tools support documentation is electronically available within the Code Composer Studiot IDE. For a complete listing of ’C6000 latest documentation, visit the Texas Instruments web site on the Worldwide Web at http://www.ti.com uniform resource locator (URL).
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
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clock PLL
All of the internal ’C62x clocks are generated from a single source through the CLKIN pin. This source clock either drives the PLL, which multiplies the source clock in frequency to generate the internal CPU clock, or bypasses the PLL to become the internal CPU clock.
To use the PLL to generate the CPU clock, the external PLL filter circuit must be properly designed. Figure 5, and T able 3 through T able 8 show the external PLL circuitry for either x1 (PLL bypass) or x4 PLL multiply modes. Figure 6 shows the external PLL circuitry for a system with ONLY x1 (PLL bypass) mode.
To minimize the clock jitter, a single clean power supply should power both the ’C62x device and the external clock oscillator circuit. Noise coupling into PLLF directly impacts PLL clock jitter. The minimum CLKIN rise and fall times should also be observed. For the input clock timing requirements, see the
input and output clocks
electricals section.
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
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CLKMODE0 CLKMODE1
PLL
PLLV
CLKIN
LOOP FILTER
PLLCLK
PLLMULT
CLKIN
PLLG
C2
Internal to
’C6202/02B/03/04
CPU CLOCK
C1
R1
3.3V
10 mF
0.1 mF
PLLF
C3
C4
1 0
CLKMODE2
(For the PLL Options
and CLKMODE pins setup,
see Table 3 through Table 8)
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
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NOTES: A. Keep the lead length and the number of vias between pin PLLF , pin PLLG, R1, C1, and C2 to a minimum. In addition, place all PLL
components (R1, C1, C2, C3, C4, and EMI Filter) as close to the ’C6000 device as possible. Best performance is achieved with PLL components on single side of the board without jumpers, switches, or components other than the ones shown.
B. For reduced PLL jitter, maximize the spacing between switching signals and the PLL external components (R1, C1, C2, C3, C4,
and the EMI Filter). C. The 3.3-V supply for the EMI filter must be from the same 3.3-V power plane supplying the I/O voltage, DVDD. D. EMI filter manufacturer: TDK part number ACF451832-333, 223, 153, 103. Panasonic part number EXCCET103U.
Figure 5. External PLL Circuitry for Either PLL Multiply Modes or x1 (Bypass) Mode
PLL
PLLV
CLKIN
LOOP FILTER
PLLCLK
PLLMULT
CLKIN
PLLG
Internal to
’C6202/02B/03/04
CPU CLOCK
PLLF
1 0
3.3V
CLKMODE0 CLKMODE1 CLKMODE2
NOTES: A. For a system with ONLY PLL x1 (bypass) mode, short the PLLF to PLLG.
B. The 3.3-V supply for PLLV must be from the same 3.3-V power plane supplying the I/O voltage, DVDD.
Figure 6. External PLL Circuitry for x1 (Bypass) PLL Mode Only
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clock PLL (continued)
Table 3. TMS320C6202/’02B/’03/’04 GLS/GLW Packages PLL Multiply and Bypass (x1) Options
GLS PACKAGE – 18 x 18 mm BGA (’C6202/’02B/’03 only)
GLW PACKAGE – 18 x 18 mm BGA (’C6204 only)
DEVICES AND PLL CLOCK OPTIONS
BIT (PIN NO.) CLKMODE2 (A14) CLKMODE1 (A9) CLKMODE0 (B12)
’C6202, ’C6204
’C6202B, ’C6203
0 0 0 Bypass (x1) Bypass (x1) 0 0 1 x4 x4 0 1 0 Bypass (x1) x8 0 1 1 x4 x10
Value
1 0 0 Bypass (x1) x6 1 0 1 x4 x9 1 1 0 Bypass (x1) x7 1 1 1 x4 x11
f(CPU Clock) = f(CLKIN) x (PLL mode)
For the ’C6202 GLS and ’C6204 GLW packages, the CLKMODE2 (A14) and CLKMODE1 (A9) pins are internally unconnected.
Table 4. TMS320C6202/’02B/’03 GJL Package PLL Multiply and Bypass (x1) Options
†§
GJL PACKAGE 27 x 27 mm BGA
DEVICES AND PLL CLOCK OPTIONS
BIT (PIN NO.) CLKMODE2 (N/A)¶#CLKMODE1 (C11)
§
CLKMODE0 (B15)
’C6202
’C6202B, ’C6203
0 0 Bypass (x1) Bypass (x1) 0 1 x4 x4
Value N/A
#
1 0
N/A
CLKMODE1 pin
x8
1 1
CLKMODE1 in
(C11) Must Be
Grounded
§#
x10
f(CPU Clock) = f(CLKIN) x (PLL mode)
§
Note: The C11 pin is CLKMODE1 on the ’C6202B/’03 GJL package and a ground pin (VSS) for the ’C6202 GJL package. If a ’C6202 GJL package is placed in a ’C6202B/’03 GJL board with the CLKMODE1 pin pulled to the non-default state (default is GND), current is drawn through the pullup (3.3 V/ 20 k or 165 µA). If a ’C6202 GJL package is placed in a ’C6202B/’03 board with the C1 1 pin directly connected to the VCC plane for the PLL mode, a ground/power is shorted through the package. For more detailed information on device compatibility, see the
How to
Begin Development and Migrate Across the TMS320C6202/6202B/6203/6204 DSPs
application report (literature number SPRA603).
CLKMODE2 and CLKMODE1 pins are
not
available on the ’C6202 GJL package.
The CLKMODE2 pin is
not
available on the ’C6202B/’C6203 GJL package.
#
N/A = Not Applicable
Table 5. TMS320C6202 PLL Component Selection Table
||
CLKMODE
CLKIN
RANGE
(MHz)
CPU CLOCK
FREQUENCY
(CLKOUT1)
RANGE (MHz)
CLKOUT2
RANGE
(MHz)
R1 ()
C1
(nF)
C2
(pF)
TYPICAL
LOCK TIME
(µs)
x4 32.5–62.5 130–250 65–125 60.4 27 560 75
||
Under some operating conditions, the maximum PLL lock time may vary as much as 150% from the specified typical value. For example, if the typical lock time is specified as 100 µs, the maximum value may be as long as 250 µs.
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
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clock PLL (continued)
Table 6. TMS320C6202B PLL Component Selection Table
CLKMODE
CLKIN
RANGE
(MHz)
CPU CLOCK
FREQUENCY
RANGE (MHz)
CLKOUT2
RANGE
(MHz)
R1
()
C1
(nF)
C2
(pF)
TYPICAL
LOCK TIME
(µs)
x4 32.5–62.5 x6 21.7–41.7 x7 18.6–35.7 x8 16.3–31.3
130–250 65–125 60.4 27 560 75
x9 14.4–27.8
130 250
65 125
60.427560
75
x10 13–25 x11 11.8–22.7
Under some operating conditions, the maximum PLL lock time may vary as much as 150% from the specified typical value. For example, if the typical lock time is specified as 100 µs, the maximum value may be as long as 250 µs.
CLKMODE x1, x4, x6, x7, x8, x9, x10, and x11 apply to the GLS device. The GJL device is restricted to x1, x4, x8, and x10 multiply factors.
Table 7. TMS320C6203 PLL Component Selection Table
CLKMODE
CLKIN
RANGE
(MHz)
CPU CLOCK
FREQUENCY
RANGE (MHz)
CLKOUT2
RANGE
(MHz)
R1
()
C1
(nF)
C2
(pF)
TYPICAL
LOCK TIME
(µs)
x4 32.5–75 x6 21.7–50 x7 18.6–42.9 x8 16.3–37.5
130–300 65–150 60.4 27 560 75
x9 14.4–33.3
130 300
65 150
60.427560
75
x10 13–30 x11 11.8–27.3
Under some operating conditions, the maximum PLL lock time may vary as much as 150% from the specified typical value. For example, if the typical lock time is specified as 100 µs, the maximum value may be as long as 250 µs.
CLKMODE x1, x4, x6, x7, x8, x9, x10, and x11 apply to the GLS device. The GJL device is restricted to x1, x4, x8, and x10 multiply factors.
Table 8. TMS320C6204 PLL Component Selection Table
CLKMODE
CLKIN
RANGE
(MHz)
CPU CLOCK
FREQUENCY
RANGE (MHz)
CLKOUT2
RANGE
(MHz)
R1
()
C1
(nF)
C2
(pF)
TYPICAL
LOCK TIME
(µs)
x4 32.5–50 130–200 65–100 60.4 27 560 75
Under some operating conditions, the maximum PLL lock time may vary as much as 150% from the specified typical value. For example, if the typical lock time is specified as 100 µs, the maximum value may be as long as 250 µs.
power-supply sequencing
For ’C6202B, ’C6203, and ’C6204 devices only , the 1.5-V supply powers the core and the 3.3-V supply powers the I/O buffers. For the ’C6202 device only , the 1.8-V supply powers the core and the 3.3-V supply powers the I/O buffers. For internal device reliability, there are no specific sequencing requirements between the core supply and the I/O supply . The only constraint is that neither supply should be powered on for extended periods of time if the other supply is below the valid operating voltage.
System-level issues, such as bus contention, may require supply sequencing to be implemented. In this case, the core supply should be powered up first, or at the same time as the I/O buffers. This is to ensure that the I/O buffers have valid inputs from the core before the output buffers are powered up, thus preventing bus contention with other chips on the board.
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absolute maximum ratings over operating case temperature range (unless otherwise noted)
Supply voltage range, CVDD (see Note 1) – 0.3 V to 2.3 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Supply voltage range, DV
DD
(see Note 1) –0.3 V to 4 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input voltage range –0.3 V to 4 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Output voltage range –0.3 V to 4 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating case temperature range, TC: (default) 0_C to 90_C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(A version) –40_C to105_C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range, T
stg
–55_C to 150_C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Temperature cycle range, (1000-cycle performance) –40_C to 125_C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
NOTE 1: All voltage values are with respect to V
SS
.
recommended operating conditions
MIN NOM MAX UNIT
’C6202B, ’C6203, and ’C6204 only 1.425 1.5 1.575
CV
DD
Supply voltage (CORE)
’C6202 only
1.71 1.8 1.89
V
DV
DD
Supply voltage (I/O) 3.14 3.30 3.46 V
V
SS
Supply ground 0 0 0 V
V
IH
High-level input voltage 2.0 V
V
IL
Low-level input voltage 0.8 V
I
OH
High-level output current –8 mA
I
OL
Low-level output current 8 mA
T
C
Operating case temperature 0 90 _C
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electrical characteristics over recommended ranges of supply voltage and operating case temperature (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
OH
High-level output voltage DV
DD
= MIN, I
OH
= MAX 2.4 V
V
OL
Low-level output voltage DV
DD
= MIN, I
OL
= MAX 0.6 V
I
I
Input current
V
I
= V
SS
to DV
DD
±10 uA
I
OZ
Off-state output current V
O
= DV
DD
or 0 V ±10 uA
’C6202, CV
DD
= NOM, CPU clock = 200 MHz 520 mA
Supply current, CPU + CPU memory
’C6202B, CV
DD
= NOM, CPU clock = 200 MHz TBD mA
I
DD2V
Su ly current, CPU + CPU memory
access
’C6203, CV
DD
= NOM, CPU clock = 200 MHz mA
’C6204, CV
DD
= NOM, CPU clock = 200 MHz TBD mA
’C6202, CV
DD
= NOM, CPU clock = 200 MHz 390 mA
’C6202B, CV
DD
= NOM, CPU clock = 200 MHz TBD mA
I
DD2V
Supply current, peripherals
’C6203, CV
DD
= NOM, CPU clock = 200 MHz TBD mA
’C6204, CV
DD
= NOM, CPU clock = 200 MHz TBD mA
’C6202, DV
DD
= NOM, CPU clock = 200 MHz 70 mA
’C6202B, DV
DD
= NOM, CPU clock = 200 MHz TBD mA
I
DD3V
Supply current, I/O pins
’C6203, DV
DD
= NOM, CPU clock = 200 MHz TBD mA
’C6204, DV
DD
= NOM, CPU clock = 200 MHz TBD mA
C
i
Input capacitance 10 pF
C
o
Output capacitance 10 pF
TMS and TDI are not included due to internal pullups. TRST
is not included due to internal pulldown.
Measured with average activity (50% high / 50% low power). For more detailed information on CPU/peripheral/I/O activity , see the
TMS320C6000
Power Consumption Summary
application report (literature number SPRA486).
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PARAMETER MEASUREMENT INFORMATION
Tester Pin
Electronics
V
ref
I
OL
CT = 30 pF
I
OH
Output Under Test
50
Typical distributed load circuit capacitance
Figure 7. Test Load Circuit
signal transition levels
All input and output timing parameters are referenced to 1.5 V for both “0” and “1” logic levels.
V
ref
= 1.5 V
Figure 8. Input and Output Voltage Reference Levels for ac Timing Measurements
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INPUT AND OUTPUT CLOCKS
timing requirements for CLKIN (PLL used)
†‡§
(see Figure 9)
-200 -250 -300
NO.
MIN MAX MIN MAX MIN MAX
UNIT
1 t
c(CLKIN)
Cycle time, CLKIN 5 * M 4 * M 3.33 * M ns
2 t
w(CLKINH)
Pulse duration, CLKIN high 0.4C 0.4C 0.4C ns
3 t
w(CLKINL)
Pulse duration, CLKIN low 0.4C 0.4C 0.4C ns
4 t
t(CLKIN)
Transition time, CLKIN 5 5 5 ns
The reference points for the rise and fall transitions are measured at 20% and 80%, respectively, of VIH.
M = the PLL multiplier factor (x4, x6, x7, x8, x9, x10, or x11) For more detail, see the clock PLL section.
§
C = CLKIN cycle time in ns. For example, when CLKIN frequency is 10 MHz, use C = 100 ns.
timing requirements for CLKIN [PLL bypassed (x1)]†§ (see Figure 9)
-200 -250 -300
NO.
MIN MAX MIN MAX MIN MAX
UNIT
1 t
c(CLKIN)
Cycle time, CLKIN 5 4 3.33 ns
2 t
w(CLKINH)
Pulse duration, CLKIN high 0.45C 0.45C 0.45C ns
3 t
w(CLKINL)
Pulse duration, CLKIN low 0.45C 0.45C 0.45C ns
4 t
t(CLKIN)
Transition time, CLKIN 0.6 0.6 0.6 ns
The reference points for the rise and fall transitions are measured at 20% and 80%, respectively, of VIH.
§
C = CLKIN cycle time in ns. For example, when CLKIN frequency is 10 MHz, use C = 100 ns.
CLKIN
1
2
3
4
4
Figure 9. CLKIN Timings
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INPUT AND OUTPUT CLOCKS (CONTINUED)
timing requirements for XCLKIN
(see Figure 10)
NO.
-200
-250
-300
UNIT
MIN MAX
1 t
c(XCLKIN)
Cycle time, XCLKIN 4P ns
2 t
w(XCLKINH)
Pulse duration, XCLKIN high 1.8P ns
3 t
w(XCLKINL)
Pulse duration, XCLKIN low 1.8P ns
P = 1/CPU clock frequency in ns.
XCLKIN
1
2
3
Figure 10. XCLKIN Timings
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
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INPUT AND OUTPUT CLOCKS (CONTINUED)
switching characteristics for CLKOUT2
(see Figure 11)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
1 t
c(CKO2)
Cycle time, CLKOUT2 2P – 0.7 2P + 0.7 ns
2 t
w(CKO2H)
Pulse duration, CLKOUT2 high P – 0.7 P + 0.7 ns
3 t
w(CKO2L)
Pulse duration, CLKOUT2 low P – 0.7 P + 0.7 ns
P = 1/CPU clock frequency in ns.
CLKOUT2
1
2
3
Figure 11. CLKOUT2 Timings
switching characteristics for XFCLK†‡ (see Figure 12)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
1 t
c(XFCK)
Cycle time, XFCLK D * P – 0.7 D * P + 0.7 ns
2 t
w(XFCKH)
Pulse duration, XFCLK high (D/2) * P – 0.7 (D/2) * P + 0.7 ns
3 t
w(XFCKL)
Pulse duration, XFCLK low (D/2) * P – 0.7 (D/2) * P + 0.7 ns
P = 1/CPU clock frequency in ns.
D = 8, 6, 4, or 2; FIFO clock divide ratio, user-programmable
XFCLK
1
2
3
Figure 12. XFCLK Timings
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ASYNCHRONOUS MEMORY TIMING
timing requirements for asynchronous memory cycles
†‡§¶
(see Figure 13 – Figure 16)
NO.
-200
-250
-300
UNIT
MIN MAX
3 t
su(EDV-AREH)
Setup time, EDx valid before ARE high 1 ns
4 t
h(AREH-EDV)
Hold time, EDx valid after ARE high 3.5 ns
6 t
su(ARDYH-AREL)
Setup time, ARDY high before ARE low –[(RST – 3) * P – 6] ns
7 t
h(AREL-ARDYH)
Hold time, ARDY high after ARE low (RST – 3) * P + 2 ns
9 t
su(ARDYL-AREL)
Setup time, ARDY low before ARE low –[(RST – 3) * P – 6] ns
10 t
h(AREL-ARDYL)
Hold time, ARDY low after ARE low (RST – 3) * P + 2 ns
11 t
w(ARDYH)
Pulse width, ARDY high 2P ns
15 t
su(ARDYH-AWEL)
Setup time, ARDY high before AWE low –[(WST – 3) * P – 6] ns
16 t
h(AWEL-ARDYH)
Hold time, ARDY high after AWE low (WST – 3) * P + 2 ns
18 t
su(ARDYL-AWEL)
Setup time, ARDY low before AWE low –[(WST – 3) * P – 6] ns
19 t
h(AWEL-ARDYL)
Hold time, ARDY low after AWE low (WST – 3) * P + 2 ns
To ensure data setup time, simply program the strobe width wide enough. ARDY is internally synchronized. If ARDY does meet setup or hold time, it may be recognized in the current cycle or the next cycle. Thus, ARDY can be an asynchronous input.
RS = Read Setup, RST = Read Strobe, RH = Read Hold, WS = Write Setup, WST = Write Strobe, WH = Write Hold. These parameters are programmed via the EMIF CE space control registers.
§
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
The sum of RS and RST (or WS and WST) must be a minimum of 4 in order to use ARDY input to extend strobe width.
switching characteristics for asynchronous memory cycles
द#
(see Figure 13 – Figure 16)
NO. PARAMETER
-200
-250
-300
UNIT
MIN TYP MAX
1 t
osu(SELV-AREL)
Output setup time, select signals valid to ARE low RS * P – 2 ns
2 t
oh(AREH-SELIV)
Output hold time, ARE high to select signals invalid RH * P – 2 ns
5 t
w(AREL)
Pulse width, ARE low RST * P ns
8 t
d(ARDYH-AREH)
Delay time, ARDY high to ARE high 3P 4P + 5 ns
12 t
osu(SELV-AWEL)
Output setup time, select signals valid to AWE low WS * P – 3 ns
13 t
oh(AWEH-SELIV)
Output hold time, AWE high to select signals invalid WH * P – 2 ns
14 t
w(AWEL)
Pulse width, AWE low WST * P ns
17 t
d(ARDYH-AWEH)
Delay time, ARDY high to AWE high 3P 4P + 5 ns
RS = Read Setup, RST = Read Strobe, RH = Read Hold, WS = Write Setup, WST = Write Strobe, WH = Write Hold. These parameters are programmed via the EMIF CE space control registers.
§
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
The sum of RS and RST (or WS and WST) must be a minimum of 4 in order to use ARDY input to extend strobe width.
#
Select signals include: CEx
, BE[3:0], EA[21:2], AOE; and for writes, include ED[31:0], with the exception that CEx can stay active for an additional
7P ns following the end of the cycle.
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
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ASYNCHRONOUS MEMORY TIMING (CONTINUED)
Setup = 2 Strobe = 3 Hold = 2
5
2
1
4
3
21
21
7
6
CLKOUT1
CEx
BE[3:0]
ED[31:0]
AOE
ARE
AWE
ARDY
21
EA[21:2]
Figure 13. Asynchronous Memory Read Timing (ARDY Not Used)
Setup = 2 Strobe = 3 Not Ready Hold = 2
8
21
4
3
21
21
21
11
10
9
CLKOUT1
CEx
BE[3:0]
ED[31:0]
AOE
ARE
AWE
ARDY
EA[21:2]
Figure 14. Asynchronous Memory Read Timing (ARDY Used)
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
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ASYNCHRONOUS MEMORY TIMING (CONTINUED)
Setup = 2 Strobe = 3 Hold = 2
14
1312
1312
1312
1312
16
15
CEx
BE[3:0]
ED[31:0]
AOE
ARE
AWE
ARDY
EA[21:2]
CLKOUT1
Figure 15. Asynchronous Memory Write Timing (ARDY Not Used)
Setup = 2 Strobe = 3 Not Ready Hold = 2
17
1312
1312
1312
1312
11
19
18
CEx
BE[3:0]
EA[21:2]
ED[31:0]
AOE ARE
AWE
ARDY
CLKOUT1
Figure 16. Asynchronous Memory Write Timing (ARDY Used)
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
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SYNCHRONOUS-BURST MEMORY TIMING
timing requirements for synchronous-burst SRAM cycles (see Figure 17)
-200 -250 -300
NO.
MIN MAX MIN MAX MIN MAX
UNIT
7 t
su(EDV-CKO2H)
Setup time, read EDx valid before CLKOUT2 high 2.5 2.0 1.7 ns
8 t
h(CKO2H-EDV)
Hold time, read EDx valid after CLKOUT2 high 2.0 2.0 1.5 ns
switching characteristics for synchronous-burst SRAM cycles
†‡
(see Figure 17 and Figure 18)
-200 -250 -300
NO. PARAMETER
MIN MAX MIN MAX MIN MAX
UNIT
1 t
osu(CEV-CKO2H)
Output setup time, CEx valid before CLKOUT2 high
P – 0.8 P – 0.8 P + 0.1 ns
2 t
oh(CKO2H-CEV)
Output hold time, CEx valid after CLKOUT2 high
P – 4 P – 3 P – 2.3 ns
3 t
osu(BEV-CKO2H)
Output setup time, BEx valid before CLKOUT2 high
P – 0.8 P – 0.8 P + 0.1 ns
4 t
oh(CKO2H-BEIV)
Output hold time, BEx invalid after CLKOUT2 high
P – 4 P – 3 P – 2.3 ns
5 t
osu(EAV-CKO2H)
Output setup time, EAx valid before CLKOUT2 high
P – 0.8 P – 0.8 P + 0.1 ns
6 t
oh(CKO2H-EAIV)
Output hold time, EAx invalid after CLKOUT2 high
P – 4 P – 3 P – 2.3 ns
9 t
osu(ADSV-CKO2H)
Output setup time, SDCAS/SSADS valid before CLKOUT2 high
P – 0.8 P – 0.8 P + 0.1 ns
10 t
oh(CKO2H-ADSV)
Output hold time, SDCAS/SSADS valid after CLKOUT2 high
P – 4 P – 3 P – 2.3 ns
11 t
osu(OEV-CKO2H)
Output setup time, SDRAS/SSOE valid before CLKOUT2 high
P – 0.8 P – 0.8 P + 0.1 ns
12 t
oh(CKO2H-OEV)
Output hold time, SDRAS/SSOE valid after CLKOUT2 high
P – 4 P – 3 P – 2.3 ns
13 t
osu(EDV-CKO2H)
Output setup time, EDx valid before CLKOUT2 high
§
P – 1.2 P – 1.2 P + 0.1 ns
14 t
oh(CKO2H-EDIV)
Output hold time, EDx invalid after CLKOUT2 high
P – 4 P – 3 P – 2.3 ns
15 t
osu(WEV-CKO2H)
Output setup time, SDWE/SSWE valid before CLKOUT2 high
P – 0.8 P – 0.8 P + 0.1 ns
16 t
oh(CKO2H-WEV)
Output hold time, SDWE/SSWE valid after CLKOUT2 high
P – 4 P – 3 P – 2.3 ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
SDCAS
/SSADS, SDRAS/SSOE, and SDWE/SSWE operate as SSADS, SSOE, and SSWE, respectively, during SBSRAM accesses.
§
For the first write in a series of one or more consecutive adjacent writes, the write data is generated one CLKOUT2 cycle early to accommodate the ED enable time.
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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SYNCHRONOUS-BURST MEMORY TIMING (CONTINUED)
CLKOUT2
CEx
BE[3:0]
EA[21:2]
ED[31:0]
SDCAS/SSADS
SDRAS
/SSOE
SDWE
/SSWE
BE1 BE2 BE3 BE4
A1 A2 A3 A4
Q1 Q2 Q3 Q4
1211
109
65
43
21
8
7
SDCAS/SSADS, SDRAS/SSOE, and SDWE/SSWE operate as SSADS, SSOE, and SSWE, respectively, during SBSRAM accesses.
Figure 17. SBSRAM Read Timing
CLKOUT2
CEx
BE[3:0]
EA[21:2]
ED[31:0]
SDRAS
/SSOE
SDWE
/SSWE
SDCAS
/SSADS
BE1 BE2 BE3 BE4
A1 A2 A3 A4
Q1 Q2 Q3 Q4
1615
109
1413
65
43
21
SDCAS
/SSADS, SDRAS/SSOE, and SDWE/SSWE operate as SSADS, SSOE, and SSWE, respectively, during SBSRAM accesses.
Figure 18. SBSRAM Write Timing
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FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
SYNCHRONOUS DRAM TIMING
timing requirements for synchronous DRAM cycles (see Figure 19)
-200 -250 -300
NO.
MIN MAX MIN MAX MIN MAX
UNIT
7 t
su(EDV-CKO2H)
Setup time, read EDx valid before CLKOUT2 high 1.2 1.2 0.5 ns
8 t
h(CKO2H-EDV)
Hold time, read EDx valid after CLKOUT2 high 3 2.7 2 ns
switching characteristics for synchronous DRAM cycles†‡ (see Figure 19–Figure 24)
-200 -250 -300
NO. PARAMETER
MIN MAX MIN MAX MIN MAX
UNIT
1 t
osu(CEV-CKO2H)
Output setup time, CEx valid before CLKOUT2 high
P – 1 P – 0.9 P + 0.6 ns
2 t
oh(CKO2H-CEV)
Output hold time, CEx valid after CLKOUT2 high
P – 3.5 P – 2.9 P – 1.8 ns
3 t
osu(BEV-CKO2H)
Output setup time, BEx valid before CLKOUT2 high
P – 1 P – 0.9 P + 0.6 ns
4 t
oh(CKO2H-BEIV)
Output hold time, BEx invalid after CLKOUT2 high
P – 3.5 P – 2.9 P – 1.8 ns
5 t
osu(EAV-CKO2H)
Output setup time, EAx valid before CLKOUT2 high
P – 1 P – 0.9 P + 0.6 ns
6 t
oh(CKO2H-EAIV)
Output hold time, EAx invalid after CLKOUT2 high
P – 3.5 P – 2.9 P – 1.8 ns
9 t
osu(CASV-CKO2H)
Output setup time, SDCAS
/SSADS valid before
CLKOUT2 high
P – 1 P – 0.9 P + 0.6 ns
10 t
oh(CKO2H-CASV)
Output hold time, SDCAS/SSADS valid after CLKOUT2 high
P – 3.5 P – 2.9 P – 1.8 ns
11 t
osu(EDV-CKO2H)
Output setup time, EDx valid before CLKOUT2 high
§
P – 1 P – 1.5 P + 0.6 ns
12 t
oh(CKO2H-EDIV)
Output hold time, EDx invalid after CLKOUT2 high
P – 3.5 P – 2.8 P – 1.8 ns
13 t
osu(WEV-CKO2H)
Output setup time, SDWE/SSWE valid before CLKOUT2 high
P – 1 P – 0.9 P + 0.6 ns
14 t
oh(CKO2H-WEV)
Output hold time, SDWE/SSWE valid after CLKOUT2 high
P – 3.5 P – 2.9 P – 1.8 ns
15 t
osu(SDA10V-CKO2H)
Output setup time, SDA10 valid before CLKOUT2 high
P – 1 P – 0.9 P + 0.6 ns
16 t
oh(CKO2H-SDA10IV)
Output hold time, SDA10 invalid after CLKOUT2 high
P – 3.5 P – 2.9 P – 1.8 ns
17 t
osu(RASV-CKO2H)
Output setup time, SDRAS/SSOE valid before CLKOUT2 high
P – 1 P – 0.9 P + 0.6 ns
18 t
oh(CKO2H-RASV)
Output hold time, SDRAS/SSOE valid after CLKOUT2 high
P – 3.5 P – 2.9 P – 1.8 ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
SDCAS
/SSADS, SDRAS/SSOE, and SDWE/SSWE operate as SDCAS, SDRAS, and SDWE, respectively, during SDRAM accesses.
§
For the first write in a series of one or more consecutive adjacent writes, the write data is generated one CLKOUT2 cycle early to accommodate the ED enable time.
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POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
SYNCHRONOUS DRAM TIMING (CONTINUED)
CLKOUT2
CEx
BE[3:0]
EA[15:2]
ED[31:0]
SDA10
SDRAS/SSOE
SDCAS
/SSADS
SDWE
/SSWE
BE1 BE2 BE3
CA1 CA2 CA3
D1 D2 D3
109
1615
6
5
4
3
21
8
7
READ
READ
READ
SDCAS/SSADS, SDRAS/SSOE, and SDWE/SSWE operate as SDCAS, SDRAS, and SDWE, respectively, during SDRAM accesses.
Figure 19. Three SDRAM READ Commands
CLKOUT2
CEx
BE[3:0]
EA[15:2]
ED[31:0]
SDA10
SDRAS/SSOE
SDCAS
/SSADS
SDWE
/SSWE
BE1 BE2 BE3
CA1 CA2 CA3
D1 D2 D3
1413
109
1615
12
11
6
5
4
3
2
1
WRITE
WRITE
WRITE
SDCAS/SSADS, SDRAS/SSOE, and SDWE/SSWE operate as SDCAS, SDRAS, and SDWE, respectively, during SDRAM accesses.
Figure 20. Three SDRAM WRT Commands
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SYNCHRONOUS DRAM TIMING (CONTINUED)
CLKOUT2
CEx
BE[3:0]
EA[15:2] ED[31:0]
SDA10
SDRAS
/SSOE
SDCAS
/SSADS
SDWE
/SSWE
Bank Activate/Row Address
Row Address
18
17
15
5
2
1
ACTV
SDCAS/SSADS, SDRAS/SSOE, and SDWE/SSWE operate as SDCAS, SDRAS, and SDWE, respectively, during SDRAM accesses.
Figure 21. SDRAM ACTV Command
CLKOUT2
CEx
BE[3:0]
EA[15:2] ED[31:0]
SDA10
SDRAS
/SSOE
SDCAS
/SSADS
SDWE
/SSWE
14
18
16
2
15
1
17
13
DCAB
SDCAS
/SSADS, SDRAS/SSOE, and SDWE/SSWE operate as SDCAS, SDRAS, and SDWE, respectively, during SDRAM accesses.
Figure 22. SDRAM DCAB Command
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SYNCHRONOUS DRAM TIMING (CONTINUED)
CLKOUT2
CEx
BE[3:0]
EA[15:2]
ED[31:0]
SDA10
SDRAS
/SSOE
SDCAS
/SSADS
SDWE
/SSWE
10
9
18
17
2
1
REFR
SDCAS/SSADS, SDRAS/SSOE, and SDWE/SSWE operate as SDCAS, SDRAS, and SDWE, respectively, during SDRAM accesses.
Figure 23. SDRAM REFR Command
CLKOUT2
CEx
BE[3:0]
EA[15:2] ED[31:0]
SDA10
SDRAS
/SSOE
SDCAS
/SSADS
SDWE
/SSWE
MRS Value
14
10
18
6
2
1
5
17
9
13
MRS
SDCAS/SSADS, SDRAS/SSOE, and SDWE/SSWE operate as SDCAS, SDRAS, and SDWE, respectively, during SDRAM accesses.
Figure 24. SDRAM MRS Command
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HOLD/HOLDA TIMING
timing requirements for the HOLD
/HOLDA cycles† (see Figure 25)
NO.
-200
-250
-300
UNIT
MIN MAX
3 t
oh(HOLDAL-HOLDL)
Hold time, HOLD low after HOLDA low P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
switching characteristics for the HOLD/HOLDA cycles†‡ (see Figure 25)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
1 t
R(HOLDL-EMHZ)
Response time, HOLD low to EMIF Bus high impedance 3P
§
ns
2 t
d(EMHZ-HOLDAL)
Delay time, EMIF Bus high impedance to HOLDA low 0 2P ns
4 t
R(HOLDH-EMLZ)
Response time, HOLD high to EMIF Bus low impedance 3P 7P ns
5 t
d(EMLZ-HOLDAH)
Delay time, EMIF Bus low impedance to HOLDA high 0 2P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
EMIF Bus consists of CE[3:0]
, BE[3:0], ED[31:0], EA[21:2], ARE, AOE, AWE, SDCAS/SSADS, SDRAS/SSOE, SDWE/SSWE, and SDA10.
§
All pending EMIF transactions are allowed to complete before HOLDA
is asserted. The worst case for this is an asynchronous read or write with external ARDY used or a minimum of eight consecutive SDRAM reads or writes when RBTR8 = 1. If no bus transactions are occurring, then the minimum delay time can be achieved. Also, bus hold can be indefinitely delayed by setting NOHOLD = 1.
HOLD
HOLDA
EMIF Bus
DSP Owns Bus
External Requestor
Owns Bus
DSP Owns Bus
’C62x ’C62x
1
3
25
4
EMIF Bus consists of CE[3:0], BE[3:0], ED[31:0], EA[21:2], ARE, AOE, AWE, SDCAS/SSADS, SDRAS/SSOE, SDWE/SSWE, and SDA10.
Figure 25. HOLD/HOLDA Timing
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RESET TIMING
timing requirements for reset
(see Figure 26)
NO.
-200
-250
-300
UNIT
MIN MAX
Width of the RESET pulse (PLL stable)
10P ns
1 t
w(RST)
Width of the RESET pulse (PLL needs to sync up)
§
250 µs
10 t
su(XD)
Setup time, XD configuration bits valid before RESET high
5P ns
11 t
h(XD)
Hold time, XD configuration bits valid after RESET high
5P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
This parameter applies to CLKMODE x1 when CLKIN is stable, and applies to CLKMODE x4, x6, x7, x8, x9, x10, and x11 when CLKIN and PLL are stable.
§
This parameter applies to CLKMODE x4, x6, x7, x8, x9, x10, and x11 only (It does not apply to CLKMODE x1). The RESET
signal is not connected internally to the clock PLL circuit. The PLL, however, may need up to 250 µs to stabilize following device power up or after PLL configuration has been changed. During that time, RESET
must be asserted to ensure proper device operation. See the
clock PLL
section for PLL lock times.
XD[31:0] are the boot configuration pins during device reset.
switching characteristics during reset†# (see Figure 26)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
2 t
d(RSTL-CKO2IV)
Delay time, RESET low to CLKOUT2 invalid P ns
3 t
d(RSTH-CKO2V)
Delay time, RESET high to CLKOUT2 valid 4P ns
4 t
d(RSTL-HIGHIV)
Delay time, RESET low to high group invalid P ns
5 t
d(RSTH-HIGHV)
Delay time, RESET high to high group valid 4P ns
6 t
d(RSTL-LOWIV)
Delay time, RESET low to low group invalid P ns
7 t
d(RSTH-LOWV)
Delay time, RESET high to low group valid 4P ns
8 t
d(RSTL-ZHZ)
Delay time, RESET low to Z group high impedance P ns
9 t
d(RSTH-ZV)
Delay time, RESET high to Z group valid 4P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
#
High group consists of: XFCLK, HOLDA Low group consists of: IACK, INUM[3:0], DMAC[3:0], PD, TOUT0, and TOUT1 Z group consists of: EA[21:2], ED[31:0], CE[3:0]
, BE[3:0], ARE, AWE, AOE, SDCAS/SSADS, SDRAS/SSOE, SDWE/SSWE, SDA10, CLKX0, CLKX1, CLKX2, FSX0, FSX1, FSX2, DX0, DX1, DX2, CLKR0, CLKR1, CLKR2, FSR0, FSR1, FSR2, XCE[3:0]
, XBE[3:0]/XA[5:2], XOE, XRE, XWE/XWAIT, XAS, XW/R, XRDY, XBLAST, XHOLD,
and XHOLDA
PR
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
51
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
RESET TIMING (CONTINUED)
CLKOUT1
9
8
76
54
32
11
10
RESET
CLKOUT2
HIGH GROUP
LOW GROUP
Z GROUP
XD[31:0]
1
Boot Configuration
High group consists of: XFCLK, HOLDA Low group consists of: IACK, INUM[3:0], DMAC[3:0], PD, TOUT0, and TOUT1. Z group consists of: EA[21:2], ED[31:0], CE[3:0]
, BE[3:0], ARE, AWE, AOE, SDCAS/SSADS, SDRAS/SSOE, SDWE/SSWE, SDA10, CLKX0, CLKX1, CLKX2, FSX0, FSX1, FSX2, DX0, DX1, DX2, CLKR0, CLKR1, CLKR2, FSR0, FSR1, FSR2, XCE[3:0]
, XBE[3:0]/XA[5:2], XOE, XRE, XWE/XWAIT, XAS, XW/R, XRDY, XBLAST, XHOLD,
and XHOLDA.
XD[31:0] are the boot configuration pins during device reset.
Figure 26. Reset Timing
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
52
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXTERNAL INTERRUPT TIMING
timing requirements for interrupt response cycles
(see Figure 27)
NO.
-200
-250
-300
UNIT
MIN MAX
2 t
w(ILOW)
Width of the interrupt pulse low 2P ns
3 t
w(IHIGH)
Width of the interrupt pulse high 2P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
switching characteristics during interrupt response cycles† (see Figure 27)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
1 t
R(EINTH – IACKH)
Response time, EXT_INTx high to IACK high 9P ns
4 t
d(CKO2L-IACKV)
Delay time, CLKOUT2 low to IACK valid 0 10 ns
5 t
d(CKO2L-INUMV)
Delay time, CLKOUT2 low to INUMx valid 0 10 ns
6 t
d(CKO2L-INUMIV)
Delay time, CLKOUT2 low to INUMx invalid 0 10 ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
Interrupt Number
6
5
4
4
3
2
CLKOUT2
EXT_INTx, NMI
1
Intr Flag
IACK
INUMx
Figure 27. Interrupt Timing
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
53
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXPANSION BUS SYNCHRONOUS FIFO TIMING
timing requirements for synchronous FIFO interface (see Figure 28, Figure 29, and Figure 30)
NO.
-200
-250
-300
UNIT
MIN MAX
5 t
su(XDV-XFCKH)
Setup time, read XDx valid before XFCLK high 3 ns
6 t
h(XFCKH-XDV)
Hold time, read XDx valid after XFCLK high 2.5 ns
switching characteristics for synchronous FIFO interface (see Figure 28, Figure 29, and Figure 30)
NO. PARAMETER
’C6202-200,
’C6202-250
’C6202B-250 ’C6202B-300
’C6203-250 ’C6203-300 ’C6204-200
UNIT
MIN MAX MIN MAX
1 t
d(XFCKH-XCEV)
Delay time, XFCLK high to XCEx valid 1.5 5.2 1.5 4.5 ns
2 t
d(XFCKH-XAV)
Delay time, XFCLK high to XBE[3:0]/XA[5:2] valid
1.5 5.2 1.5 4.5 ns
3 t
d(XFCKH-XOEV)
Delay time, XFCLK high to XOE valid 1.5 5.2 1.5 4.5 ns
4 t
d(XFCKH-XREV)
Delay time, XFCLK high to XRE valid 1.5 5.2 1.5 4.5 ns
7 t
d(XFCKH-XWEV)
Delay time, XFCLK high to XWE/XWAIT‡ valid 1.5 5.2 1.5 4.5 ns
8 t
d(XFCKH-XDV)
Delay time, XFCLK high to XDx valid 5.2 4.5 ns
9 t
d(XFCKH-XDIV)
Delay time, XFCLK high to XDx invalid 1.5 1.5 ns
XBE[3:0]
/XA[5:2] operates as address signals XA[5:2] during synchronous FIFO accesses.
XWE
/XWAIT operates as the write enable signal XWE during synchronous FIFO accesses.
XA1 XA2 XA3 XA4
D1 D2 D3 D4
6
5
44
33
22
11
XFCLK
XCE3
XBE[3:0]
/XA[5:2]
XOE
XRE
XWE/XWAIT
§
XD[31:0]
FIFO read (glueless) mode only available in XCE3.
XBE[3:0]
/XA[5:2] operates as address signals XA[5:2] during synchronous FIFO accesses.
§
XWE
/XWAIT operates as the write enable signal XWE during synchronous FIFO accesses.
Figure 28. FIFO Read Timing (Glueless Read Mode)
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
54
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXPANSION BUS SYNCHRONOUS FIFO TIMING (CONTINUED)
XA1 XA2 XA3 XA4
D1 D2 D3 D4
6
5
44
33
22
11
XFCLK
XCEx
XBE[3:0]/XA[5:2]
XOE
XRE
XWE/XWAIT
XD[31:0]
XBE[3:0]/XA[5:2] operates as address signals XA[5:2] during synchronous FIFO accesses.
XWE
/XWAIT operates as the write enable signal XWE during synchronous FIFO accesses.
Figure 29. FIFO Read Timing
XA1 XA2 XA3 XA4
D1 D2 D3 D4
9
8
77
22
11
XFCLK
XCEx
XBE[3:0]/XA[5:2]
XOE
XRE
XD[31:0]
XWE/XWAIT
XBE[3:0]
/XA[5:2] operates as address signals XA[5:2] during synchronous FIFO accesses.
XWE
/XWAIT operates as the write enable signal XWE during synchronous FIFO accesses.
Figure 30. FIFO Write Timing
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
55
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXPANSION BUS ASYNCHRONOUS PERIPHERAL TIMING
timing requirements for asynchronous peripheral cycles
†‡§¶
(see Figure 31–Figure 34)
NO.
-200
-250
-300
UNIT
MIN MAX
3 t
su(XDV-XREH)
Setup time, XDx valid before XRE high 4.5 ns
4 t
h(XREH-XDV)
Hold time, XDx valid after XRE high 1 ns
6 t
su(XRDYH-XREL)
Setup time, XRDY high before XRE low –[(RST – 3) * P – 6] ns
7 t
h(XREL-XRDYH)
Hold time, XRDY high after XRE low (RST – 3) * P + 2 ns
9 t
su(XRDYL-XREL)
Setup time, XRDY low before XRE low –[(RST – 3) * P – 6] ns
10 t
h(XREL-XRDYL)
Hold time, XRDY low after XRE low (RST – 3) * P + 2 ns
11 t
w(XRDYH)
Pulse width, XRDY high 2P ns
15 t
su(XRDYH-XWEL)
Setup time, XRDY high before XWE low –[(WST – 3) * P – 6] ns
16 t
h(XWEL-XRDYH)
Hold time, XRDY high after XWE low (WST – 3) * P + 2 ns
18 t
su(XRDYL-XWEL)
Setup time, XRDY low before XWE low –[(WST – 3) * P – 6] ns
19 t
h(XWEL-XRDYL)
Hold time, XRDY low after XWE low (WST – 3) * P + 2 ns
To ensure data setup time, simply program the strobe width wide enough. XRDY is internally synchronized. If XRDY does meet setup or hold time, it may be recognized in the current cycle or the next cycle. Thus, XRDY can be an asynchronous input.
RS = Read Setup, RST = Read Strobe, RH = Read Hold, WS = Write Setup, WST = Write Strobe, WH = Write Hold. These parameters are programmed via the XBUS XCE space control registers.
§
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
The sum of RS and RST (or WS and WST) must be a minimum of 4 in order to use XRDY input to extend strobe width.
switching characteristics for asynchronous peripheral cycles
द#
(see Figure 31–Figure 34)
NO. PARAMETER
-200
-250
-300
UNIT
MIN TYP MAX
1 t
osu(SELV-XREL)
Output setup time, select signals valid to XRE low RS * P – 2 ns
2 t
oh(XREH-SELIV)
Output hold time, XRE low to select signals invalid RH * P – 2 ns
5 t
w(XREL)
Pulse width, XRE low RST * P ns
8 t
d(XRDYH-XREH)
Delay time, XRDY high to XRE high 3P 4P + 5 ns
12 t
osu(SELV-XWEL)
Output setup time, select signals valid to XWE low WS * P – 2 ns
13 t
oh(XWEH-SELIV)
Output hold time, XWE low to select signals invalid WH * P – 2 ns
14 t
w(XWEL)
Pulse width, XWE low WST * P ns
17 t
d(XRDYH-XWEH)
Delay time, XRDY high to XWE high 3P 4P + 5 ns
RS = Read Setup, RST = Read Strobe, RH = Read Hold, WS = Write Setup, WST = Write Strobe, WH = Write Hold. These parameters are programmed via the XBUS XCE space control registers.
§
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
The sum of RS and RST (or WS and WST) must be a minimum of 4 in order to use XRDY input to extend strobe width.
#
Select signals include: XCEx
, XBE[3:0], XA[5:2], XOE; and for writes, include XD[31:0], with the exception that XCEx can stay active for an
additional 7P ns following the end of the cycle.
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
56
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EXPANSION BUS ASYNCHRONOUS PERIPHERAL TIMING (CONTINUED)
Setup = 2 Strobe = 3 Hold = 2
5
2
1
4
3
21
21
7
6
CLKOUT1
XCEx
XBE[3:0]/
XA[5:2]
XD[31:0]
XOE
XRE
XWE/XWAIT
XRDY
§
XBE[3:0]/XA[5:2] operates as address signals XA[5:2] during expansion bus asynchronous peripheral accesses.
XWE
/XWAIT operates as the write enable signal XWE during expansion bus asynchronous peripheral accesses.
§
XRDY operates as active-high ready input during expansion bus asynchronous peripheral accesses.
Figure 31. Expansion Bus Asynchronous Peripheral Read Timing (XRDY Not Used)
Setup = 2 Strobe = 3 Not Ready Hold = 2
8
21
4
3
21
21
11
10
9
CLKOUT1
XCEx
XD[31:0]
XOE
XRE
XBE[3:0]/
XA[5:2]
XWE
/XWAIT
XRDY
§
XBE[3:0]
/XA[5:2] operates as address signals XA[5:2] during expansion bus asynchronous peripheral accesses.
XWE
/XWAIT operates as the write enable signal XWE during expansion bus asynchronous peripheral accesses.
§
XRDY operates as active-high ready input during expansion bus asynchronous peripheral accesses.
Figure 32. Expansion Bus Asynchronous Peripheral Read Timing (XRDY Used)
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
57
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXPANSION BUS ASYNCHRONOUS PERIPHERAL TIMING (CONTINUED)
Setup = 2 Strobe = 3 Hold = 2
14
1312
1312
1312
16
15
CLKOUT1
XCEx
XD[31:0]
XRE
XBE[3:0]/
XA[5:2]
XWE
/XWAIT
XRDY
§
XOE
XBE[3:0]/XA[5:2] operates as address signals XA[5:2] during expansion bus asynchronous peripheral accesses.
XWE
/XWAIT operates as the write enable signal XWE during expansion bus asynchronous peripheral accesses.
§
XRDY operates as active-high ready input during expansion bus asynchronous peripheral accesses.
Figure 33. Expansion Bus Asynchronous Peripheral Write Timing (XRDY Not Used)
XOE
Setup = 2 Strobe = 3 Not Ready Hold = 2
17
1312
1312
1312
11
19
18
CLKOUT1
XCEx
XD[31:0]
XRE
XBE[3:0]/
XA[5:2]
XWE/XWAIT
XRDY
§
XBE[3:0]/XA[5:2] operates as address signals XA[5:2] during expansion bus asynchronous peripheral accesses.
XWE
/XWAIT operates as the write enable signal XWE during expansion bus asynchronous peripheral accesses.
§
XRDY operates as active-high ready input during expansion bus asynchronous peripheral accesses.
Figure 34. Expansion Bus Asynchronous Peripheral Write Timing (XRDY Used)
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXPANSION BUS SYNCHRONOUS HOST PORT TIMING
timing requirements with external device as bus master (see Figure 35 and Figure 36)
NO.
-200
-250
-300
UNIT
MIN MAX
1 t
su(XCSV-XCKIH)
Setup time, XCS valid before XCLKIN high 3.5 ns
2 t
h(XCKIH-XCS)
Hold time, XCS valid after XCLKIN high 2.8 ns
3 t
su(XAS-XCKIH)
Setup time, XAS valid before XCLKIN high 3.5 ns
4 t
h(XCKIH-XAS)
Hold time, XAS valid after XCLKIN high 2.8 ns
5 t
su(XCTL-XCKIH)
Setup time, XCNTL valid before XCLKIN high 3.5 ns
6 t
h(XCKIH-XCTL)
Hold time, XCNTL valid after XCLKIN high 2.8 ns
7 t
su(XWR-XCKIH)
Setup time, XW/R valid before XCLKIN high
3.5 ns
8 t
h(XCKIH-XWR)
Hold time, XW/R valid after XCLKIN high
2.8 ns
9 t
su(XBLTV-XCKIH)
Setup time, XBLAST valid before XCLKIN high
3.5 ns
10 t
h(XCKIH-XBLTV)
Hold time, XBLAST valid after XCLKIN high
2.8 ns
16 t
su(XBEV-XCKIH)
Setup time, XBE[3:0]/XA[5:2] valid before XCLKIN high
§
3.5 ns
17 t
h(XCKIH-XBEV)
Hold time, XBE[3:0]/XA[5:2] valid after XCLKIN high
§
2.8 ns
18 t
su(XD-XCKIH)
Setup time, XDx valid before XCLKIN high 3.5 ns
19 t
h(XCKIH-XD)
Hold time, XDx valid after XCLKIN high 2.8 ns
XW/R input/output polarity selected at boot.
XBLAST input polarity selected at boot.
§
XBE[3:0]
/XA[5:2] operates as byte enables XBE[3:0] during host-port accesses.
switching characteristics with external device as bus master¶ (see Figure 35 and Figure 36)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
11 t
d(XCKIH-XDLZ)
Delay time, XCLKIN high to XDx low impedance 0 ns
12 t
d(XCKIH-XDV)
Delay time, XCLKIN high to XDx valid 16.5 ns
13 t
d(XCKIH-XDIV)
Delay time, XCLKIN high to XDx invalid 5 ns
14 t
d(XCKIH-XDHZ)
Delay time, XCLKIN high to XDx high impedance 4P ns
15 t
d(XCKIH-XRY)
Delay time, XCLKIN high to XRDY valid
#
5 16.5 ns
20 t
d(XCKIH-XRYLZ)
Delay time, XCLKIN high to XRDY low impedance 5 16.5 ns
21 t
d(XCKIH-XRYHZ)
Delay time, XCLKIN high to XRDY high impedance
#
2P + 5 3P + 16.5 ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
#
XRDY operates as active-low ready input/output during host-port accesses.
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
59
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXPANSION BUS SYNCHRONOUS HOST PORT TIMING (CONTINUED)
D1 D2 D3 D4
15
13
12
11
10
9
10
9
8
7
8
7
6
5
4
3
2
1
XCLKIN
XCS
XAS
XCNTL
XW/R
XW/R
XBE[3:0]
/XA[5:2]
XBLAST
§
XBLAST
§
XD[31:0]
XRDY
15
14
20
21
XW/R input/output polarity selected at boot
XBE[3:0]
/XA[5:2] operates as byte enables XBE[3:0] during host-port accesses.
§
XBLAST input polarity selected at boot
XRDY operates as active-low ready input/output during host-port accesses.
Figure 35. External Host as Bus Master—Read
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SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXPANSION BUS SYNCHRONOUS HOST PORT TIMING (CONTINUED)
XBE1 XBE2 XBE3 XBE4
D1 D2 D3 D4
19
18
10
9
10
9
17
16
6
5
4
3
2
1
XCLKIN
XCS
XAS
XCNTL
XW/R
XW/R
XBLAST
§
XBLAST
§
XD[31:0]
8
7
8
7
XBE[3:0]/XA[5:2]
15
XRDY
15
20
21
XW/R input/output polarity selected at boot
XBE[3:0]
/XA[5:2] operates as byte enables XBE[3:0] during host-port accesses.
§
XBLAST input polarity selected at boot
XRDY operates as active-low ready input/output during host-port accesses.
Figure 36. External Host as Bus Master—Write
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
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SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
61
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXPANSION BUS SYNCHRONOUS HOST PORT TIMING (CONTINUED)
timing requirements with ’C62x as bus master (see Figure 37, Figure 38, and Figure 39)
NO.
-200
-250
-300
UNIT
MIN MAX
9 t
su(XDV-XCKIH)
Setup time, XDx valid before XCLKIN high 3.5 ns
10 t
h(XCKIH-XDV)
Hold time, XDx valid after XCLKIN high 2.8 ns
11 t
su(XRY-XCKIH)
Setup time, XRDY valid before XCLKIN high
3.5 ns
12 t
h(XCKIH-XRY)
Hold time, XRDY valid after XCLKIN high
2.8 ns
14 t
su(XBFF-XCKIH)
Setup time, XBOFF valid before XCLKIN high 3.5 ns
15 t
h(XCKIH-XBFF)
Hold time, XBOFF valid after XCLKIN high 2.8 ns
XRDY operates as active-low ready input/output during host-port accesses.
switching characteristics with ’C62x as bus master (see Figure 37, Figure 38, and Figure 39)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
1 t
d(XCKIH-XASV)
Delay time, XCLKIN high to XAS valid 5 16.5 ns
2 t
d(XCKIH-XWRV)
Delay time, XCLKIN high to XW/R valid
5 16.5 ns
3 t
d(XCKIH-XBLTV)
Delay time, XCLKIN high to XBLAST valid
§
5 16.5 ns
4 t
d(XCKIH-XBEV)
Delay time, XCLKIN high to XBE[3:0]/XA[5:2] valid
5 16.5 ns
5 t
d(XCKIH-XDLZ)
Delay time, XCLKIN high to XDx low impedance 0 ns
6 t
d(XCKIH-XDV)
Delay time, XCLKIN high to XDx valid 16.5 ns
7 t
d(XCKIH-XDIV)
Delay time, XCLKIN high to XDx invalid 5 ns
8 t
d(XCKIH-XDHZ)
Delay time, XCLKIN high to XDx high impedance 4P ns
13 t
d(XCKIH-XWTV)
Delay time, XCLKIN high to XWE/XWAIT valid
#
5 16.5 ns
XW/R input/output polarity selected at boot.
§
XBLAST output polarity is always active low.
XBE[3:0]
/XA[5:2] operates as byte enables XBE[3:0] during host-port accesses.
#
XWE
/XWAIT operates as XWAIT output signal during host-port accesses.
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXPANSION BUS SYNCHRONOUS HOST PORT TIMING (CONTINUED)
BE
AD D1 D2 D3 D4
13
13
1211
10
9
8
7
6
5
44
3
3
22
1
1
XCLKIN
XAS
XW/R
XW/R
XBLAST
XBE[3:0]
/XA[5:2]
§
XD[31:0]
XRDY
XWE
/XWAIT
XW/R input/output polarity selected at boot
XBLAST output polarity is always active low.
§
XBE[3:0]
/XA[5:2] operates as byte enables XBE[3:0] during host-port accesses.
XWE
/XWAIT operates as XWAIT output signal during host-port accesses.
Figure 37. ’C62x as Bus Master—Read
Addr D1 D2 D3 D4
13
13
1211
8
7
6
5
44
3
3
22
1
1
XCLKIN
XAS
XW/R
XW/R
XBLAST
XBE[3:0]
/XA[5:2]
§
XD[31:0]
XRDY
XWE
/XWAIT
XW/R input/output polarity selected at boot
XBLAST output polarity is always active low.
§
XBE[3:0]
/XA[5:2] operates as byte enables XBE[3:0] during host-port accesses.
XWE
/XWAIT operates as XWAIT output signal during host-port accesses.
Figure 38. ’C62x as Bus Master—Write
PR
O
DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
63
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXPANSION BUS SYNCHRONOUS HOST PORT TIMING (CONTINUED)
Addr D1 D2
15
14
12
11
8
7
6
5
44
22
11
XCLKIN
XAS
XW/R
XW/R
XBLAST
XD[31:0]
XRDY
XBOFF
XHOLD
XHOLDA
XHOLD
#
XHOLDA
#
XBE[3:0]/XA[5:2]
§
XW/R input/output polarity selected at boot
XBLAST output polarity is always active low.
§
XBE[3:0]
/XA[5:2] operates as byte enables XBE[3:0] during host-port accesses.
Internal arbiter enabled
#
External arbiter enabled
||
This diagram illustrates XBOFF timing. Bus arbitration timing is shown in Figure 42 and Figure 43.
Figure 39. ’C62x as Bus Master—BOFF Operation
||
PR
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DU
C
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
64
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXPANSION BUS ASYNCHRONOUS HOST PORT TIMING
timing requirements with external device as asynchronous bus master
(see Figure 40 and
Figure 41)
NO.
-200
-250
-300
UNIT
MIN MAX
1 t
w(XCSL)
Pulse duration, XCS low 4P ns
2 t
w(XCSH)
Pulse duration, XCS high 4P ns
3 t
su(XSEL-XCSL)
Setup time, expansion bus select signals‡ valid before XCS low 1 ns
4 t
h(XCSL-XSEL)
Hold time, expansion bus select signals‡ valid after XCS low 3 ns
10 t
h(XRYL-XCSL)
Hold time, XCS low after XRDY low P + 1.5 ns
11 t
su(XBEV-XCSH)
Setup time, XBE[3:0]/XA[5:2] valid before XCS high
§
1 ns
12 t
h(XCSH-XBEV)
Hold time, XBE[3:0]/XA[5:2] valid after XCS high
§
3 ns
13 t
su(XDV-XCSH)
Setup time, XDx valid before XCS high 1 ns
14 t
h(XCSH-XDV)
Hold time, XDx valid after XCS high 3 ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
Expansion bus select signals include XCNTL and XR/W.
§
XBE[3:0]
/XA[5:2] operates as byte enables XBE[3:0] during host-port accesses.
switching characteristics with external device as asynchronous bus master† (see Figure 40 and Figure 41)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
5 t
d(XCSL-XDLZ)
Delay time, XCS low to XDx low impedance 0 ns
6 t
d(XCSH-XDIV)
Delay time, XCS high to XDx invalid 0 12 ns
7 t
d(XCSH-XDHZ)
Delay time, XCS high to XDx high impedance 4P ns
8 t
d(XRYL-XDV)
Delay time, XRDY low to XDx valid –4 1 ns
9 t
d(XCSH-XRYH)
Delay time, XCS high to XRDY high 0 12 ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
PR
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DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
65
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
EXPANSION BUS ASYNCHRONOUS HOST PORT TIMING (CONTINUED)
Word
99
7 685
7 685
4
3
4
3
4
3
4
3
4
3
4
3
XCS
XCNTL
XBE[3:0]
/XA[5:2]
XR/W
XR/W
XD[31:0]
XRDY
10
1
2
1
10
XBE[3:0]
/XA[5:2] operates as byte enables XBE[3:0] during host-port accesses.
XW/R input/output polarity selected at boot
Figure 40. External Device as Asynchronous Master—Read
word
99
14
13
14
13
4
3
4
3
4
3
4
3
12
11
12
11
4
3
4
3
10
10
XCS
XCNTL
XBE[3:0]
/XA[5:2]
XR/W
XR/W
XD[31:0]
XRDY
1
2
1
Word
XBE[3:0]/XA[5:2] operates as byte enables XBE[3:0] during host-port accesses.
XW/R input/output polarity selected at boot
Figure 41. External Device as Asynchronous Master—Write
PR
O
DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
66
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
XHOLD/XHOLDA TIMING
timing requirements for expansion bus arbitration (internal arbiter enabled)
(see Figure 42)
NO.
-200
-250
-300
UNIT
MIN MAX
3 t
oh(XHDAH-XHDH)
Output hold time, XHOLD high after XHOLDA high P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
switching characteristics for expansion bus arbitration (internal arbiter enabled)†‡ (see Figure 42)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
1 t
R(XHDH-XBHZ)
Response time, XHOLD high to XBus high impedance 3P
§
ns
2 t
d(XBHZ-XHDAH)
Delay time, XBus high impedance to XHOLDA high 0 2P ns
4 t
R(XHDL-XHDAL)
Response time, XHOLD low to XHOLDA low 3P ns
5 t
d(XHDAL-XBLZ)
Delay time, XHOLDA low to XBus low impedance 0 2P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
XBus consists of XBE[3:0]
/XA[5:2], XAS, XW/R, and XBLAST.
§
All pending XBus transactions are allowed to complete before XHOLDA is asserted.
2
DSP Owns Bus
External Requestor
DSP Owns Bus
’C62x ’C62x
51
4
3
XHOLD (input)
XHOLDA (output)
Owns Bus
XBus
XBus consists of XBE[3:0]
/XA[5:2], XAS, XW/R, and XBLAST.
Figure 42. Expansion Bus Arbitration—Internal Arbiter Enabled
PR
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DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
67
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
XHOLD/XHOLDA TIMING (CONTINUED)
switching characteristics for expansion bus arbitration (internal arbiter disabled)
(see Figure 43)
NO. P ARAMETER
-200
-250
-300
UNIT
MIN MAX
1 t
d(XHDAH-XBLZ)
Delay time, XHOLDA high to XBus low impedance
2P 2P + 10 ns
2 t
d(XBHZ-XHDL)
Delay time, XBus high impedance to XHOLD low
0 2P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
XBus consists of XBE[3:0]
/XA[5:2], XAS, XW/R, and XBLAST.
’C62x
1
2
XHOLD (output) XHOLDA (input)
XBus
XBus consists of XBE[3:0]
/XA[5:2], XAS, XW/R, and XBLAST.
Figure 43. Expansion Bus Arbitration—Internal Arbiter Disabled
PR
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DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
68
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
MULTICHANNEL BUFFERED SERIAL PORT TIMING
timing requirements for McBSP
†‡
(see Figure 44)
NO.
-200
-250
-300
UNIT
MIN MAX
2 t
c(CKRX)
Cycle time, CLKR/X CLKR/X ext 2P
§
ns
3 t
w(CKRX)
Pulse duration, CLKR/X high or CLKR/X low CLKR/X ext P–1
ns
CLKR int 9
5 t
su(FRH-CKRL)
Setup time, external FSR high before CLKR low
CLKR ext
2
ns
CLKR int 6
6 t
h(CKRL-FRH)
Hold time, external FSR high after CLKR low
CLKR ext
3
ns
CLKR int 8
7 t
su(DRV-CKRL)
Setup time, DR valid before CLKR low
CLKR ext
0.5
ns
CLKR int 3
8 t
h(CKRL-DRV)
Hold time, DR valid after CLKR low
CLKR ext
4
ns
CLKX int 9
10 t
su(FXH-CKXL)
Setup time, external FSX high before CLKX low
CLKX ext
2
ns
CLKX int 6
11 t
h(CKXL-FXH)
Hold time, external FSX high after CLKX low
CLKX ext 3
ns
CLKRP = CLKXP = FSRP = FSXP = 0. If polarity of any of the signals is inverted, then the timing references of that signal are also inverted.
P = 1/CPU clock frequency in ns.
§
The maximum McBSP bit rate is 100 MHz; therefore, the minimum CLKR/X clock cycle is either twice the CPU cycle time (2P), or 10 ns (100 MHz), whichever value is larger. For example, when running parts at 250 MHz (P = 4 ns), use 10 ns as the minimum CLKR/X clock cycle (by setting the appropriate CLKGDV ratio or external clock source). When running parts at 100 MHz (P = 10 ns), use 2P = 20 ns (50 MHz) as the minimum CLKR/X clock cycle. The maximum McBSP bit rate applies to the following hardware configuration: the serial port is a master of the clock and frame syncs (with CLKR connected to CLKX, FSR connected to FSX, CLKXM = FSXM = 1, and CLKRM = FSRM = 0) in data delay 1 or 2 mode (R/XDATDLY = 01b or 10b) and the other device the McBSP communicates to is a slave.
The minimum CLKR/X pulse duration is either (P–1) or 4 ns, whichever is larger. For example, when running parts at 250 MHz (P = 4 ns), use 4 ns as the minimum CLKR/X pulse duration. When running parts at 100 MHz (P = 10 ns), use (P–1) = 9 ns as the minimum CLKR/X pulse duration.
PR
O
DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
69
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
MULTICHANNEL BUFFERED SERIAL PORT TIMING (CONTINUED)
switching characteristics for McBSP
†‡
(see Figure 44)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
1 t
d(CKSH-CKRXH)
Delay time, CLKS high to CLKR/X high for internal CLKR/X generated from CLKS input
4 16 ns
2 t
c(CKRX)
Cycle time, CLKR/X CLKR/X int 2P
§¶
ns
3 t
w(CKRX)
Pulse duration, CLKR/X high or CLKR/X low CLKR/X int C – 1#C + 1#ns
4 t
d(CKRH-FRV)
Delay time, CLKR high to internal FSR valid CLKR int –2 3 ns
CLKX int –2 3
9 t
d(CKXH-FXV)
Delay time, CLKX high to internal FSX valid
CLKX ext
3 9
ns
Disable time, DX high impedance following last data bit from
CLKX int –1 5
12 t
dis(CKXH-DXHZ)
Disable time, DX high im edance following last data bit from
CLKX high
CLKX ext
2 9
ns
CLKX int –1 4
13 t
d(CKXH-DXV)
Delay time, CLKX high to DX valid
CLKX ext
2 11
ns
Delay time, FSX high to DX valid
FSX int –1 5
14 t
d(FXH-DXV)
Delay time, FSX high to DX valid
ONLY applies when in data delay 0 (XDATDLY = 00b) mode.
FSX ext 0 10
ns
CLKRP = CLKXP = FSRP = FSXP = 0. If polarity of any of the signals is inverted, then the timing references of that signal are also inverted.
Minimum delay times also represent minimum output hold times.
§
P = 1/CPU clock frequency in ns.
The maximum McBSP bit rate is 100 MHz; therefore, the minimum CLKR/X clock cycle is either twice the CPU cycle time (2P), or 10 ns (100 MHz), whichever value is larger. For example, when running parts at 250 MHz (P = 4 ns), use 10 ns as the minimum CLKR/X clock cycle (by setting the appropriate CLKGDV ratio or external clock source). When running parts at 100 MHz (P = 10 ns), use 2P = 20 ns (50 MHz) as the minimum CLKR/X clock cycle. The maximum McBSP bit rate applies to the following hardware configuration: the serial port is a master of the clock and frame syncs (with CLKR connected to CLKX, FSR connected to FSX, CLKXM = FSXM = 1, and CLKRM = FSRM = 0) in data delay 1 or 2 mode (R/XDATDLY = 01b or 10b) and the other device the McBSP communicates to is a slave.
#
C = H or L S = sample rate generator input clock = P if CLKSM = 1 (P = 1/CPU clock frequency)
= sample rate generator input clock = P_clks if CLKSM = 0 (P_clks = CLKS period)
H = CLKX high pulse width = (CLKGDV/2 + 1) * S if CLKGDV is even
= (CLKGDV + 1)/2 * S if CLKGDV is odd or zero
L = CLKX low pulse width = (CLKGDV/2) * S if CLKGDV is even
= (CLKGDV + 1)/2 * S if CLKGDV is odd or zero
CLKGDV should be set appropriately to ensure the McBSP bit rate does not exceed the 100 MHz limit.
PR
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DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
70
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
MULTICHANNEL BUFFERED SERIAL PORT TIMING (CONTINUED)
Bit(n-1) (n-2) (n-3)
Bit 0 Bit(n-1) (n-2) (n-3)
14
1312
11
10
9
3
3
2
8
7
6
5
4
4
3
1
3
2
CLKS
CLKR
FSR (int)
FSR (ext)
DR
CLKX
FSX (int)
FSX (ext)
FSX (XDATDLY=00b)
DX
13
Figure 44. McBSP Timings
PR
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DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
71
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
MULTICHANNEL BUFFERED SERIAL PORT TIMING (CONTINUED)
timing requirements for FSR when GSYNC = 1 (see Figure 45)
NO.
-200
-250
-300
UNIT
MIN MAX
1 t
su(FRH-CKSH)
Setup time, FSR high before CLKS high 4 ns
2 t
h(CKSH-FRH)
Hold time, FSR high after CLKS high 4 ns
2
1
CLKS
FSR external
CLKR/X (no need to resync)
CLKR/X(needs resync)
Figure 45. FSR Timing When GSYNC = 1
PR
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DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
72
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
MULTICHANNEL BUFFERED SERIAL PORT TIMING (CONTINUED)
timing requirements for McBSP as SPI master or slave: CLKSTP = 10b, CLKXP = 0
†‡
(see Figure 46)
-200
-250
-300
NO
.
MASTER SLAVE
UNIT
MIN MAX MIN MAX
4 t
su(DRV-CKXL)
Setup time, DR valid before CLKX low 12 2 – 3P ns
5 t
h(CKXL-DRV)
Hold time, DR valid after CLKX low 4 5 + 6P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
For all SPI slave modes, CLKG is programmed as 1/2 of the CPU clock by setting CLKSM = CLKGDV = 1.
switching characteristics for McBSP as SPI master or slave: CLKSTP = 10b, CLKXP = 0
†‡
(see Figure 46)
-200
-250
-300
NO
.
PARAMETER
MASTER
§
SLAVE
UNIT
MIN MAX MIN MAX
1 t
h(CKXL-FXL)
Hold time, FSX low after CLKX low
T – 2 T + 3 ns
2 t
d(FXL-CKXH)
Delay time, FSX low to CLKX high
#
L – 2 L + 3 ns
3 t
d(CKXH-DXV)
Delay time, CLKX high to DX valid –3 4 3P + 4 5P + 17 ns
6 t
dis(CKXL-DXHZ)
Disable time, DX high impedance following last data bit from CLKX low
L – 2 L + 3 ns
7 t
dis(FXH-DXHZ)
Disable time, DX high impedance following last data bit from FSX high
P + 3 3P + 17 ns
8 t
d(FXL-DXV)
Delay time, FSX low to DX valid 2P + 2 4P + 17 ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
For all SPI slave modes, CLKG is programmed as 1/2 of the CPU clock by setting CLKSM = CLKGDV = 1.
§
S = sample rate generator input clock = P if CLKSM = 1 (P = 1/CPU clock frequency)
= sample rate generator input clock = P_clks if CLKSM = 0 (P_clks = CLKS period) T = CLKX period = (1 + CLKGDV) * S H = CLKX high pulse width = (CLKGDV/2 + 1) * S if CLKGDV is even
= (CLKGDV + 1)/2 * S if CLKGDV is odd or zero
L = CLKX low pulse width = (CLKGDV/2) * S if CLKGDV is even
= (CLKGDV + 1)/2 * S if CLKGDV is odd or zero
CLKGDV should be set appropriately to ensure the McBSP bit rate does not exceed the 100 MHz limit.
FSRP = FSXP = 1. As a SPI master, FSX is inverted to provide active-low slave-enable output. As a slave, the active-low signal input on FSX and FSR is inverted before being used internally. CLKXM = FSXM = 1, CLKRM = FSRM = 0 for master McBSP CLKXM = CLKRM = FSXM = FSRM = 0 for slave McBSP
#
FSX should be low before the rising edge of clock to enable slave devices and then begin a SPI transfer at the rising edge of the master clock (CLKX).
PR
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DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
73
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
MULTICHANNEL BUFFERED SERIAL PORT TIMING (CONTINUED)
Bit 0 Bit(n-1) (n-2) (n-3) (n-4)
Bit 0 Bit(n-1) (n-2) (n-3) (n-4)
5
4
3
87
6
21
CLKX
FSX
DX
DR
Figure 46. McBSP Timing as SPI Master or Slave: CLKSTP = 10b, CLKXP = 0
PR
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DU
C
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
74
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
MULTICHANNEL BUFFERED SERIAL PORT TIMING (CONTINUED)
timing requirements for McBSP as SPI master or slave: CLKSTP = 11b, CLKXP = 0
†‡
(see Figure 47)
-200
-250
-300
NO
.
MASTER SLAVE
UNIT
MIN MAX MIN MAX
4 t
su(DRV-CKXH)
Setup time, DR valid before CLKX high 12 2 – 3P ns
5 t
h(CKXH-DRV)
Hold time, DR valid after CLKX high 4 5 + 6P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
For all SPI slave modes, CLKG is programmed as 1/2 of the CPU clock by setting CLKSM = CLKGDV = 1.
switching characteristics for McBSP as SPI master or slave: CLKSTP = 11b, CLKXP = 0
†‡
(see Figure 47)
-200
-250
-300
NO
.
PARAMETER
MASTER
§
SLAVE
UNIT
MIN MAX MIN MAX
1 t
h(CKXL-FXL)
Hold time, FSX low after CLKX low
L – 2 L + 3 ns
2 t
d(FXL-CKXH)
Delay time, FSX low to CLKX high
#
T – 2 T + 3 ns
3 t
d(CKXL-DXV)
Delay time, CLKX low to DX valid –2 4 3P + 4 5P + 17 ns
6 t
dis(CKXL-DXHZ)
Disable time, DX high impedance following last data bit from CLKX low
–2 4 3P + 3 5P + 17 ns
7 t
d(FXL-DXV)
Delay time, FSX low to DX valid H – 2 H + 4 2P + 2 4P + 17 ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
For all SPI slave modes, CLKG is programmed as 1/2 of the CPU clock by setting CLKSM = CLKGDV = 1.
§
S = sample rate generator input clock = P if CLKSM = 1 (P = 1/CPU clock frequency)
= sample rate generator input clock = P_clks if CLKSM = 0 (P_clks = CLKS period) T = CLKX period = (1 + CLKGDV) * S H = CLKX high pulse width = (CLKGDV/2 + 1) * S if CLKGDV is even
= (CLKGDV + 1)/2 * S if CLKGDV is odd or zero
L = CLKX low pulse width = (CLKGDV/2) * S if CLKGDV is even
= (CLKGDV + 1)/2 * S if CLKGDV is odd or zero
CLKGDV should be set appropriately to ensure the McBSP bit rate does not exceed the 100 MHz limit.
FSRP = FSXP = 1. As a SPI master, FSX is inverted to provide active-low slave-enable output. As a slave, the active-low signal input on FSX and FSR is inverted before being used internally. CLKXM = FSXM = 1, CLKRM = FSRM = 0 for master McBSP CLKXM = CLKRM = FSXM = FSRM = 0 for slave McBSP
#
FSX should be low before the rising edge of clock to enable slave devices and then begin a SPI transfer at the rising edge of the master clock (CLKX).
PR
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DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
75
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
MULTICHANNEL BUFFERED SERIAL PORT TIMING (CONTINUED)
Bit 0 Bit(n-1) (n-2) (n-3) (n-4)
Bit 0 Bit(n-1) (n-2) (n-3) (n-4)
4
376
21
CLKX
FSX
DX
DR
5
Figure 47. McBSP Timing as SPI Master or Slave: CLKSTP = 11b, CLKXP = 0
PR
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DU
C
T PREVIEW
TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
76
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
MULTICHANNEL BUFFERED SERIAL PORT TIMING (CONTINUED)
timing requirements for McBSP as SPI master or slave: CLKSTP = 10b, CLKXP = 1
†‡
(see Figure 48)
-200
-250
-300
NO
.
MASTER SLAVE
UNIT
MIN MAX MIN MAX
4 t
su(DRV-CKXH)
Setup time, DR valid before CLKX high 12 2 – 3P ns
5 t
h(CKXH-DRV)
Hold time, DR valid after CLKX high 4 5 + 6P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
For all SPI slave modes, CLKG is programmed as 1/2 of the CPU clock by setting CLKSM = CLKGDV = 1.
switching characteristics for McBSP as SPI master or slave: CLKSTP = 10b, CLKXP = 1
†‡
(see Figure 48)
-200
-250
-300
NO
.
PARAMETER
MASTER
§
SLAVE
UNIT
MIN MAX MIN MAX
1 t
h(CKXH-FXL)
Hold time, FSX low after CLKX high
T – 2 T + 3 ns
2 t
d(FXL-CKXL)
Delay time, FSX low to CLKX low
#
H – 2 H + 3 ns
3 t
d(CKXL-DXV)
Delay time, CLKX low to DX valid –2 4 3P + 4 5P + 17 ns
6 t
dis(CKXH-DXHZ)
Disable time, DX high impedance following last data bit from CLKX high
H – 2 H + 3 ns
7 t
dis(FXH-DXHZ)
Disable time, DX high impedance following last data bit from FSX high
P + 3 3P + 17 ns
8 t
d(FXL-DXV)
Delay time, FSX low to DX valid 2P + 2 4P + 17 ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
For all SPI slave modes, CLKG is programmed as 1/2 of the CPU clock by setting CLKSM = CLKGDV = 1.
§
S = sample rate generator input clock = P if CLKSM = 1 (P = 1/CPU clock frequency)
= sample rate generator input clock = P_clks if CLKSM = 0 (P_clks = CLKS period) T = CLKX period = (1 + CLKGDV) * S H = CLKX high pulse width = (CLKGDV/2 + 1) * S if CLKGDV is even
= (CLKGDV + 1)/2 * S if CLKGDV is odd or zero
L = CLKX low pulse width = (CLKGDV/2) * S if CLKGDV is even
= (CLKGDV + 1)/2 * S if CLKGDV is odd or zero
CLKGDV should be set appropriately to ensure the McBSP bit rate does not exceed the 100 MHz limit.
FSRP = FSXP = 1. As a SPI master, FSX is inverted to provide active-low slave-enable output. As a slave, the active-low signal input on FSX and FSR is inverted before being used internally. CLKXM = FSXM = 1, CLKRM = FSRM = 0 for master McBSP CLKXM = CLKRM = FSXM = FSRM = 0 for slave McBSP
#
FSX should be low before the rising edge of clock to enable slave devices and then begin a SPI transfer at the rising edge of the master clock (CLKX).
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FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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MULTICHANNEL BUFFERED SERIAL PORT TIMING (CONTINUED)
Bit 0 Bit(n-1) (n-2) (n-3) (n-4)
Bit 0 Bit(n-1) (n-2) (n-3) (n-4)
5
4
38
7
6
21
CLKX
FSX
DX
DR
Figure 48. McBSP Timing as SPI Master or Slave: CLKSTP = 10b, CLKXP = 1
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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MULTICHANNEL BUFFERED SERIAL PORT TIMING (CONTINUED)
timing requirements for McBSP as SPI master or slave: CLKSTP = 11b, CLKXP = 1
†‡
(see Figure 49)
-200
-250
-300
NO
.
MASTER SLAVE
UNIT
MIN MAX MIN MAX
4 t
su(DRV-CKXL)
Setup time, DR valid before CLKX low 12 2 – 3P ns
5 t
h(CKXL-DRV)
Hold time, DR valid after CLKX low 4 5 + 6P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
For all SPI slave modes, CLKG is programmed as 1/2 of the CPU clock by setting CLKSM = CLKGDV = 1.
switching characteristics for McBSP as SPI master or slave: CLKSTP = 11b, CLKXP = 1
†‡
(see Figure 49)
-200
-250
-300
NO
.
PARAMETER
MASTER
§
SLAVE
UNIT
MIN MAX MIN MAX
1 t
h(CKXH-FXL)
Hold time, FSX low after CLKX high
H – 2 H + 3 ns
2 t
d(FXL-CKXL)
Delay time, FSX low to CLKX low
#
T – 2 T + 2 ns
3 t
d(CKXH-DXV)
Delay time, CLKX high to DX valid –3 4 3P + 4 5P + 17 ns
6 t
dis(CKXH-DXHZ)
Disable time, DX high impedance following last data bit from CLKX high
–2 4 3P + 3 5P + 17 ns
7 t
d(FXL-DXV)
Delay time, FSX low to DX valid L – 2 L + 5 2P + 2 4P + 17 ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
For all SPI slave modes, CLKG is programmed as 1/2 of the CPU clock by setting CLKSM = CLKGDV = 1.
§
S = sample rate generator input clock = P if CLKSM = 1 (P = 1/CPU clock frequency)
= sample rate generator input clock = P_clks if CLKSM = 0 (P_clks = CLKS period) T = CLKX period = (1 + CLKGDV) * S H = CLKX high pulse width = (CLKGDV/2 + 1) * S if CLKGDV is even
= (CLKGDV + 1)/2 * S if CLKGDV is odd or zero
L = CLKX low pulse width = (CLKGDV/2) * S if CLKGDV is even
= (CLKGDV + 1)/2 * S if CLKGDV is odd or zero
CLKGDV should be set appropriately to ensure the McBSP bit rate does not exceed the 100 MHz limit.
FSRP = FSXP = 1. As a SPI master, FSX is inverted to provide active-low slave-enable output. As a slave, the active-low signal input on FSX and FSR is inverted before being used internally. CLKXM = FSXM = 1, CLKRM = FSRM = 0 for master McBSP CLKXM = CLKRM = FSXM = FSRM = 0 for slave McBSP
#
FSX should be low before the rising edge of clock to enable slave devices and then begin a SPI transfer at the rising edge of the master clock (CLKX).
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
79
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MULTICHANNEL BUFFERED SERIAL PORT TIMING (CONTINUED)
Bit 0 Bit(n-1) (n-2) (n-3) (n-4)
Bit 0 Bit(n-1) (n-2) (n-3) (n-4)
5
4
3
7
6
21
CLKX
FSX
DX
DR
Figure 49. McBSP Timing as SPI Master or Slave: CLKSTP = 11b, CLKXP = 1
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204 FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
80
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DMAC, TIMER, POWER-DOWN TIMING
switching characteristics for DMAC outputs
(see Figure 50)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
1 t
w(DMACH)
Pulse duration, DMAC high 2P–3 ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
DMAC[3:0]
1
Figure 50. DMAC Timing
timing requirements for timer inputs† (see Figure 51)
NO.
-200
-250
-300
UNIT
MIN MAX
1 t
w(TINPH)
Pulse duration, TINP high 2P ns
2 t
w(TINPL)
Pulse duration, TINP low 2P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
switching characteristics for timer outputs† (see Figure 51)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
3 t
w(TOUTH)
Pulse duration, TOUT high 2P–3 ns
4 t
w(TOUTL)
Pulse duration, TOUT low 2P–3 ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
TINPx
TOUTx
4
3
2
1
Figure 51. Timer Timing
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
81
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DMAC, TIMER, POWER-DOWN TIMING (CONTINUED)
switching characteristics for power-down outputs
(see Figure 52)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
1 t
w(PDH)
Pulse duration, PD high 2P ns
P = 1/CPU clock frequency in ns. For example, when running parts at 250 MHz, use P = 4 ns.
PD
1
Figure 52. Power-Down Timing
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SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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JTAG TEST-PORT TIMING
timing requirements for JTAG test port (see Figure 53)
NO.
-200
-250
-300
UNIT
MIN MAX
1 t
c(TCK)
Cycle time, TCK 50 ns
3 t
su(TDIV-TCKH)
Setup time, TDI/TMS/TRST valid before TCK high 11 ns
4 t
h(TCKH-TDIV)
Hold time, TDI/TMS/TRST valid after TCK high 9 ns
switching characteristics for JTAG test port (see Figure 53)
NO. PARAMETER
-200
-250
-300
UNIT
MIN MAX
2 t
d(TCKL-TDOV)
Delay time, TCK low to TDO valid –4.5 12 ns
TCK
TDO
TDI/TMS/TRST
1
2
3
4
2
Figure 53. JTAG Test-Port Timing
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
83
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MECHANICAL DATA
GJL (S-PBGA-N352) PLASTIC BALL GRID ARRAY
25,00 TYP
0,50
AC
W U
AA
AE
R N L J G E
A
C
2622201612 14 1810862
Seating Plane
4
4173516-2/D 01/00
24
1 3 5 7 9 11131517192123
25
SQ
26,80
27,20
Y V
P
H
K
M
F D B
T
SQ
24,80
25,20
16,30 NOM
See Note E
0,60 0,40
0,70 0,50
Heat Slug
1,00 NOM
AB
AD
AF
3,50 MAX
0,50
16,30 NOM
1,00
0,15
1,00
M
0,10
NOTES: A. All linear dimensions are in millimeters.
B. This drawing is subject to change without notice. C. Thermally enhanced plastic package with heat slug (HSL) D. Flip chip application only E. Possible protrusion in this area, but within 3,50 max package height specification F. Falls within JEDEC MO-151/AAL-1
thermal resistance characteristics (S-PBGA package)
NO °C/W Air Flow LFPM
1 RΘ
JC
Junction-to-case 0.47 N/A
2 RΘ
JA
Junction-to-free air 14.2 0
3 RΘ
JA
Junction-to-free air 12.3 100
4 RΘ
JA
Junction-to-free air 10.2 250
5 RΘ
JA
Junction-to-free air 8.6 500
LFPM = Linear Feet Per Minute
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SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
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MECHANICAL DATA
GLS (S-PBGA-N384) PLASTIC BALL GRID ARRAY
22
0,40
19
20
17
16
18
13
14
11
10
12
15
AA
U
W
N
R
8
7
5
4
6
J
L
E
G
2
1
A
C
3 9
16,80 TYP
21
Seating Plane
4188959/B 12/98
18,10 17,90
SQ
0,45 0,35
0,55 0,45
1,00 NOM
Heat Slug
B
2,80 MAX
D
F
H
K
M
P
T
V
Y
AB
0,40
0,80
0,15
0,80
M
0,10
NOTES: A. All linear dimensions are in millimeters.
B. This drawing is subject to change without notice. C. Thermally enhanced plastic package with heat slug (HSL) D. Flip chip application only
thermal resistance characteristics (S-PBGA package)
NO °C/W Air Flow LFPM
1 RΘ
JC
Junction-to-case 0.85 N/A
2 RΘ
JA
Junction-to-free air 21.6 0
3 RΘ
JA
Junction-to-free air 17.9 100
4 RΘ
JA
Junction-to-free air 14.2 250
5 RΘ
JA
Junction-to-free air 11.8 500
LFPM = Linear Feet Per Minute
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TMS320C6202, TMS320C6202B, TMS320C6203, TMS320C6204
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS104A – OCTOBER 1999 – REVISED MARCH 2000
85
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MECHANICAL DATA
GLW (S-PBGA-N340) PLASTIC BALL GRID ARRAY (CAVITY DOWN)
22
0,40
19
20
17
16
18
13
14
11
10
12
15
AA
U
W
N
R
8
7
5
4
6
J
L
E
G
2
1
A
C
3 9
16,80 TYP
21
Seating Plane
4200619/A 10/99
18,10 17,90
SQ
0,45 0,35
0,55 0,45
Heat Slug
B
2,80 MAX
D
F
H
K
M
P
T
V
Y
AB
0,80
0,40
M
0,10
0,15
0,80
NOTES: A. All linear dimensions are in millimeters.
B. This drawing is subject to change without notice. C. Thermally enhanced plastic package with heat slug (HSL)
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IMPORTANT NOTICE
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