❐ Two 8x8 Multiply, 32-Bit Accumulate
❐ Low Power at High Speed
❐ 3V to 5.25V Operating Voltage
❐ Industrial Temperature Range: -40°C to +85°C
❐ USB Temperature Range: -10°C to +85°C
❐ Internal Oscillator for Watchdog and Sleep
❐ 0.25% Accuracy for USB with no External Components
■ Additional System Resources
2
❐ I
C Slave, Master, and Multi-Master to 400 kHz
❐ Watchdog and Sleep Timers
❐ User Configurable Low Voltage Detection
Cypress Semiconductor Corporation•198 Champion Court•San Jose, CA 95134-1709•408-943-2600
Document Number: 38-12018 Rev. *M Revised February 10, 2009
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3. PSoC Functional Overview
DIGITAL SYSTEM
To System Bus
D
i
g
i
t
a
l
C
l
o
c
k
s
F
r
o
m
C
o
r
e
Digital PSoC Block Array
To Analog
System
8
Row Input
Configuration
Row Output
Configuration
88
8
Row 0
DBB00 DBB01 DCB02 DCB03
4
4
GIE[7:0]
GIO[7:0]
GOE[7:0]
GOO[7:0]
Global Digital
Interconnect
Port 1
Port 0
Port 3
Port 2
Port 5
Port 4
Port 7
The PSoC family consists of many Mixed-Signal Array with
On-Chip Controller devices. All PSoC family devices are
designed to replace traditional MCUs, system ICs, and the
numerous discrete components that surround them. The PSoC
CY8C24x94 devices are unique members of the PSoC family
3.2 The Digital System
The Digital System is composed of four digital PSoC blocks.
Each block is an 8-bit resource used alone or combined with
other blocks to form 8, 16, 24, and 32-bit peripherals, which are
called user module references.
Figure 3-1. Digital System Block Diagram
because it includes a full featured, full speed (12 Mbps) USB
port. Configurable analog, digital, and interconnect circuitry
enable a high level of integration in a host of industrial,
consumer, and communication applications.
This architecture allows the user to create customized peripheral
configurations that match the requirements of each individual
application. Additionally, a fast CPU, Flash program memory,
SRAM data memory, and configurable I/O are included in a
range of convenient pinouts and packages.
The PSoC architecture, as illustrated on the left, is comprised of
four main areas: PSoC Core, Digital System, Analog System,
and System Resources including a full-speed USB port. Configurable global busing allows all the device resources to be
combined into a complete custom system. The PSoC
CY8C24x94 devices can have up to seven I/O ports that connect
to the global digital and analog interconnects, providing access
to 4 digital blocks and 6 analog blocks.
3.1 The PSoC Core
The PSoC Core is a powerful engine that supports a rich feature
set. The core includes a CPU, memory, clocks, and configurable
GPI/O (General Purpose I/O).
The M8C CPU core is a powerful processor with speeds up to 24
MHz, providing a four MIPS 8-bit Harvard architecture microprocessor. The CPU uses an interrupt controller with up to 20
vectors, to simplify programming of real time embedded events.
Program execution is timed and protected using the included
Sleep and Watch Dog Timers (WDT).
Memory encompasses 16K of Flash for program storage, 1K of
SRAM for data storage, and up to 2K of EEPROM emulated
using the Flash. Program Flash uses four protection levels on
blocks of 64 bytes, allowing customized software IP protection.
The PSoC device incorporates flexible internal clock generators,
including a 24 MHz IMO (internal main oscillator) accurate to 8%
over temperature and voltage. The 24 MHz IMO can also be
doubled to 48 MHz for use by the digital system. A low power 32
kHz ILO (internal low speed oscillator) is provided for the Sleep
timer and WDT. The clocks, together with programmable clock
dividers (as a System Resource), provide the flexibility to
integrate almost any timing requirement into the PSoC device. In
USB systems, the IMO self tunes to ± 0.25% accuracy for USB
communication.
PSoC GPI/Os provide connection to the CPU, digital and analog
resources of the device. Each pin’s drive mode may be selected
from eight options, allowing great flexibility in external interfacing. Every pin is also capable of generating a system interrupt
on high level, low level, and change from last read.
Digital peripheral configurations include those listed below.
■ Full-Speed USB (12 Mbps)
■ PWMs (8 to 32 bit)
■ PWMs with Dead band (8 to 24 bit)
■ Counters (8 to 32 bit)
■ Timers (8 to 32 bit)
■ UART 8 bit with selectable parity
■ SPI master and slave
■ I2C slave and multi-master
■ Cyclical Redundancy Checker/Generator (8 to 32 bit)
■ IrDA
■ Pseudo Random Sequence Generators (8 to 32 bit)
The digital blocks are connected to any GPI/O through a series
of global buses that can route any signal to any pin. The buses
also allow signal multiplexing and performing logic operations.
This configurability frees the designs from the constraints of a
fixed peripheral controller.
Digital blocks are provided in rows of four, where the number of
blocks varies by PSoC device family. This allows you the
optimum choice of system resources for your application. Family
resources are shown in Table 3-1 on page 4.
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3.1 The Analog System
ACB00ACB01
Block
Array
Array Input
C on fig ura tio n
ACI1[1:0]
ASD20
ACI0[1:0]
P0[6]
P0[4]
P0[2]
P0[0]
P2[2]
P2[0]
P2[6]
P2[4]
RefIn
AGNDIn
P0[7]
P0[5]
P0[3]
P0[1]
P2[3]
P2[1]
Reference
Generators
AGNDIn
R efIn
Bandgap
RefHi
RefLo
AGND
ASD11
ASC21
ASC10
Interface to
Digital System
M8C Interface (Address Bus, Data Bus, Etc.)
Analog Reference
A ll IO
(Except Port 7)
Analog
Mux Bus
The Analog System is composed of 6 configurable blocks, each
comprised of an opamp circuit allowing the creation of complex
analog signal flows. Analog peripherals are very flexible and can
be customized to support specific application requirements.
Some of the more common PSoC analog functions (most
available as user modules) are listed below.
■ Analog-to-digital converters (up to 2, with 6 to 14-bit resolution,
selectable as Incremental, Delta Sigma, and SAR)
■ Filters (2 and 4 pole band-pass, low-pass, and notch)
■ Amplifiers (up to 2, with selectable gain to 48x)
■ Instrumentation amplifiers (1 with selectable gain to 93x)
■ Comparators (up to 2, with 16 selectable thresholds)
■ DACs (up to 2, with 6- to 9-bit resolution)
■ Multiplying DACs (up to 2, with 6- to 9-bit resolution)
■ High current output drivers (two with 30 mA drive as a PSoC
Core Resource)
■ 1.3V reference (as a System Resource)
■ DTMF Dialer
■ Modulators
■ Correlators
■ Peak Detectors
■ Many other topologies possible
Analog blocks are arranged in a column of three, which includes
one CT (Continuous Time) and two SC (Switched Capacitor)
blocks, as shown in Figure 3-2.
Figure 3-2. Analog System Block Diagram
3.0.1 The Analog Multiplexer System
The Analog Mux Bus can connect to every GPI/O pin in ports 0-5.
Pins are connected to the bus individually or in any combination.
The bus also connects to the analog system for analysis with
comparators and analog-to-digital converters. It is split into two
sections for simultaneous dual-channel processing. An
additional 8:1 analog input multiplexer provides a second path to
bring Port 0 pins to the analog array.
Switch control logic enables selected pins to precharge continuously under hardware control. This enables capacitive
measurement for applications such as touch sensing. Other
multiplexer applications include:
■ Track pad, finger sensing.
■ Chip-wide mux that allows analog input from up to 48 I/O pins.
■ Crosspoint connection between any I/O pin combinations.
When designing capacitive sensing applications, refer to the
latest signal-to-noise signal level requirements Application
Notes, which are found under http://www.cypress.com > Design
Resources > Application Notes. In general, and unless otherwise
noted in the relevant Application Notes, the minimum
signal-to-noise ratio (SNR) for CapSense applications is 5:1.
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3.1 Additional System Resources
System Resources, provide additional capability useful to
complete systems. Additional resources include a multiplier,
decimator, low voltage detection, and power on reset. Brief statements describing the merits of each resource follow.
■ Full-Speed USB (12 Mbps) with 5 configurable endpoints and
256 bytes of RAM. No external components required except
two series resistors. Wider than commercial temperature USB
operation (-10°C to +85°C).
■ Digital clock dividers provide three customizable clock
frequencies for use in applications. The clocks can be routed
to both the digital and analog systems. Additional clocks are
generated using digital PSoC blocks as clock dividers.
■ Two multiply accumulates (MACs) provide fast 8-bit multipliers
with 32-bit accumulate, to assist in both general math and
digital filters.
■ Decimator provides a custom hardware filter for digital signal
processing applications including creation of Delta Sigma
ADCs.
■ The I2C module provides 100 and 400 kHz communication over
two wires. Slave, master, multi-master are supported.
■ Low Voltage Detection (LVD) interrupts signal the application
of falling voltage levels, while the advanced POR (Power On
Reset) circuit eliminates the need for a system supervisor.
■ An internal 1.3V reference provides an absolute reference for
the analog system, including ADCs and DACs.
■ Versatile analog multiplexer system.
3.2 PSoC Device Characteristics
Depending on your PSoC device characteristics, the digital and
analog systems can have 16, 8, or 4 digital blocks and 12, 6, or
4 analog blocks. The following table lists the resources available
for specific PSoC device groups. The device covered by this data
sheet is shown in the highlighted row of the table
Table 3-1. PSoC Device Characteristics
PSoC Part
Number
CY8C29x66up to 644161244122K32K
CY8C27x43up to 4428124412256
CY8C24x945614482261K16K
CY8C24x23Aup to 241412226256
CY8C21x34up to 281428024
CY8C21x23
CY8C20x34
I/O
Digital
16148024
up to 280028003
Rows
Digital
Digital
Blocks
Analog
Inputs
Analog
Analog
Outputs
Columns
[1]
[1]
[2]
Analog
Blocks
SRAM
Bytes
Bytes
512
Bytes
256
Bytes
512
Bytes
Size
Flash
16K
4K
8K
4K
8K
4. Getting Started
The quickest way to understand PSoC silicon is to read this data
sheet and then use the PSoC Designer Integrated Development
Environment (IDE). This data sheet is an overview of the PSoC
integrated circuit and presents specific pin, register, and
electrical specifications.
For in depth information, along with detailed programming
details, see the PSoC® Programmable System-on-Chip
Technical Reference Manual for CY8C28xxx PSoC devices.
For up-to-date ordering, packaging, and electrical specification
information, see the latest PSoC device data sheets on the web
at www.cypress.com/psoc.
4.1 Application Notes
Application notes are an excellent introduction to the wide variety
of possible PSoC designs. They are located here:
www.cypress.com/psoc. Select Application Notes under the
Documentation tab.
4.2 Development Kits
PSoC Development Kits are available online from Cypress at
www.cypress.com/shop and through a growing number of
regional and global distributors, which include Arrow, Avnet,
Digi-Key, Farnell, Future Electronics, and Newark.
4.3 Training
Free PSoC technical training (on demand, webinars, and
workshops) is available online at www.cypress.com/training. The
training covers a wide variety of topics and skill levels to assist
you in your designs.
4.4 CyPros Consultants
Certified PSoC Consultants offer everything from technical
assistance to completed PSoC designs. To contact or become a
PSoC Consultant go to www.cypress.com/cypros.
4.5 Solutions Library
Visit our growing library of solution focused designs at
www.cypress.com/solutions. Here you can find various appli-
cation designs that include firmware and hardware design files
that enable you to complete your designs quickly.
Size
4.6 Technical Support
For assistance with technical issues, search KnowledgeBase
articles and forums at www.cypress.com/support. If you cannot
find an answer to your question, call technical support at
1-800-541-4736.
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5. Development Tools
PSoC Designer is a Microsoft® Windows-based, integrated
development environment for the Programmable
System-on-Chip (PSoC) devices. The PSoC Designer IDE runs
on Windows XP or Windows Vista.
This system provides design database management by project,
an integrated debugger with In-Circuit Emulator, in-system
programming support, and built-in support for third-party
assemblers and C compilers.
PSoC Designer also supports C language compilers developed
specifically for the devices in the PSoC family.
5.1 PSoC Designer Software Subsystems
5.1.1 System-Level View
A drag-and-drop visual embedded system design environment
based on PSoC Express. In the system level view you create a
model of your system inputs, outputs, and communication interfaces. You define when and how an output device changes state
based upon any or all other system devices. Based upon the
design, PSoC Designer automatically selects one or more PSoC
Mixed-Signal Controllers that match your system requirements.
PSoC Designer generates all embedded code, then compiles
and links it into a programming file for a specific PSoC device.
5.1.2 Chip-Level View
The chip-level view is a more traditional integrated development
environment (IDE) based on PSoC Designer 4.4. Choose a base
device to work with and then select different onboard analog and
digital components called user modules that use the PSoC
blocks. Examples of user modules are ADCs, DACs, Amplifiers,
and Filters. Configure the user modules for your chosen
application and connect them to each other and to the proper
pins. Then generate your project. This prepopulates your project
with APIs and libraries that you can use to program your
application.
The device editor also supports easy development of multiple
configurations and dynamic reconfiguration. Dynamic
configuration allows for changing configurations at run time.
5.1.3 Hybrid Designs
You can begin in the system-level view, allow it to choose and
configure your user modules, routing, and generate code, then
switch to the chip-level view to gain complete control over
on-chip resources. All views of the project share a common code
editor, builder, and common debug, emulation, and programming
tools.
5.1.4 Code Generation Tools
PSoC Designer supports multiple third party C compilers and
assemblers. The code generation tools work seamlessly within
the PSoC Designer interface and have been tested with a full
range of debugging tools. The choice is yours.
Assemblers. The assemblers allow assembly code to merge
seamlessly with C code. Link libraries automatically use absolute
addressing or are compiled in relative mode, and linked with
other software modules to get absolute addressing.
C Language Compilers. C language compilers are available
that support the PSoC family of devices. The products allow you
to create complete C programs for the PSoC family devices.
The optimizing C compilers provide all the features of C tailored
to the PSoC architecture. They come complete with embedded
libraries providing port and bus operations, standard keypad and
display support, and extended math functionality.
5.1.5 Debugger
The PSoC Designer Debugger subsystem provides hardware
in-circuit emulation, allowing you to test the program in a physical
system while providing an internal view of the PSoC device.
Debugger commands allow the designer to read and program
and read and write data memory, read and write I/O registers,
read and write CPU registers, set and clear breakpoints, and
provide program run, halt, and step control. The debugger also
allows the designer to create a trace buffer of registers and
memory locations of interest.
5.1.6 Online Help System
The online help system displays online, context-sensitive help
for the user. Designed for procedural and quick reference, each
functional subsystem has its own context-sensitive help. This
system also provides tutorials and links to FAQs and an Online
Support Forum to aid the designer in getting started.
5.2 In-Circuit Emulator
A low cost, high functionality ICE (In-Circuit Emulator) is
available for development support. This hardware has the
capability to program single devices.
The emulator consists of a base unit that connects to the PC by
way of a USB port. The base unit is universal and operates with
all PSoC devices. Emulation pods for each device family are
available separately. The emulation pod takes the place of the
PSoC device in the target board and performs full speed (24
MHz) operation.
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6. Designing with PSoC Designer
The development process for the PSoC device differs from that
of a traditional fixed function microprocessor. The configurable
analog and digital hardware blocks give the PSoC architecture a
unique flexibility that pays dividends in managing specification
change during development and by lowering inventory costs.
These configurable resources, called PSoC Blocks, have the
ability to implement a wide variety of user-selectable functions.
The PSoC development process can be summarized in the
following four steps:
1. Select components
2. Configure components
3. Organize and Connect
4. Generate, Verify, and Debug
6.1 Select Components
Both the system-level and chip-level views provide a library of
prebuilt, pretested hardware peripheral components. In the
system-level view, these components are called “drivers” and
correspond to inputs (a thermistor, for example), outputs (a
brushless DC fan, for example), communication interfaces
2
(I
C-bus, for example), and the logic to control how they interact
with one another (called valuators).
In the chip-level view, the components are called “user modules”.
User modules make selecting and implementing peripheral
devices simple, and come in analog, digital, and mixed signal
varieties.
6.2 Configure Components
Each of the components you select establishes the basic register
settings that implement the selected function. They also provide
parameters and properties that allow you to tailor their precise
configuration to your particular application. For example, a Pulse
Width Modulator (PWM) User Module configures one or more
digital PSoC blocks, one for each 8 bits of resolution. The user
module parameters permit you to establish the pulse width and
duty cycle. Configure the parameters and properties to
correspond to your chosen application. Enter values directly or
by selecting values from drop-down menus.
Both the system-level drivers and chip-level user modules are
documented in data sheets that are viewed directly in the PSoC
Designer. These data sheets explain the internal operation of the
component and provide performance specifications. Each data
sheet describes the use of each user module parameter or driver
property, and other information you may need to successfully
implement your design.
6.3 Organize and Connect
You can build signal chains at the chip level by interconnecting
user modules to each other and the I/O pins, or connect system
level inputs, outputs, and communication interfaces to each
other with valuator functions.
In the system-level view, selecting a potentiometer driver to
control a variable speed fan driver and setting up the valuators
to control the fan speed based on input from the pot selects,
places, routes, and configures a programmable gain amplifier
(PGA) to buffer the input from the potentiometer, an analog to
digital converter (ADC) to convert the potentiometer’s output to
a digital signal, and a PWM to control the fan.
In the chip-level view, perform the selection, configuration, and
routing so that you have complete control over the use of all
on-chip resources.
6.4 Generate, Verify, and Debug
When you are ready to test the hardware configuration or move
on to developing code for the project, perform the “Generate
Application” step. This causes PSoC Designer to generate
source code that automatically configures the device to your
specification and provides the software for the system.
Both system-level and chip-level designs generate software
based on your design. The chip-level design provides application
programming interfaces (APIs) with high level functions to
control and respond to hardware events at run-time and interrupt
service routines that you can adapt as needed. The system-level
design also generates a C main() program that completely
controls the chosen application and contains placeholders for
custom code at strategic positions allowing you to further refine
the software without disrupting the generated code.
A complete code development environment allows you to
develop and customize your applications in C, assembly
language, or both.
The last step in the development process takes place inside the
PSoC Designer’s Debugger subsystem. The Debugger
downloads the HEX image to the In-Circuit Emulator (ICE) where
it runs at full speed. Debugger capabilities rival those of systems
costing many times more. In addition to traditional single-step,
run-to-breakpoint and watch-variable features, the Debugger
provides a large trace buffer and allows you define complex
breakpoint events that include monitoring address and data bus
values, memory locations and external signals.
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7. Document Conventions
7.1 Acronyms Used
The following table lists the acronyms that are used in this
document.
AcronymDescription
ACalternating current
ADCanalog-to-digital converter
APIapplication programming interface
CPUcentral processing unit
CTcontinuous time
DACdigital-to-analog converter
DCdirect current
ECOexternal crystal oscillator
EEPROM electrically erasable programmable read-only
memory
FSRfull scale range
GPI/Ogeneral purpose I/O
GUIgraphical user interface
HBMhuman body model
ICEin-circuit emulator
ILOinternal low speed oscillator
IMOinternal main oscillator
I/Oinput/output
IPORimprecise power on reset
LSbleast-significant bit
LVDlow voltage detect
MSbmost-significant bit
PCprogram counter
PLLphase-locked loop
PORpower on reset
PPORprecision power on reset
PSoC®Programmable System-on-Chip™
PWMpulse width modulator
SCswitched capacitor
SRAMstatic random access memory
7.2 Units of Measure
A units of measure table is located in the Electrical Specifications
section. Table 10-1 on page 20 lists all the abbreviations used to
measure the PSoC devices.
7.3 Numeric Naming
Hexadecimal numbers are represented with all letters in
uppercase with an appended lowercase ‘h’ (for example, ‘14h’ or
‘3Ah’). Hexadecimal numbers may also be represented by a ‘0x’
prefix, the C coding convention. Binary numbers have an
appended lowercase ‘b’ (e.g., 01010100b’ or ‘01000011b’).
Numbers not indicated by an ‘h’ or ‘b’ are decimal.
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8. Pin Information
QFN
(Top View )
A, I, M, P2[3]
A, I, M, P2[1]
M, P4[7]
M, P4[5]
M, P4[3]
M, P4[1]
M, P3[7]
M, P3[5]
M, P3[3]
M, P3[1]
M, P5[7]
M, P5[5]
M, P5[3]
M, P5[1]
1
2
3
4
5
6
7
8
9
10
11
12
13
14
M, I2C SCL, P1[7]
M, I2C SDA, P1[5]
M, P1[3]
M, I2C SCL, P1[1]
Vss
D+
D-
Vdd
P7[7]
P7[0]
M, I2C SDA, P1[0]
M, P1[2]
M, P1[4]
M, P1[6]
15161718192021
22
2324252627
28
P2[4], M
P2[6], M
P0[0], A, I, M
P0[2], A, I, M
P0[4], A, I, M
P0[6], A, I, M
Vdd
Vss
P0[7], A, I, M
P0[5], A, IO, M
P0[3], A, IO, M
P0[1], A, I, M
P2[7], M
P2[5], M
43
44
45
46
47
48
49
50
51
52
53
54
55
56
P2[2 ], A, I, M
P2[0 ], A, I, M
P4[6], M
P4[4], M
P4[2], M
P4[0], M
P3[6], M
P3[4], M
P3[2], M
P3[0], M
P5[6], M
P5[4], M
P5[2], M
P5[0], M
42
41
40
39
38
37
36
35
34
33
32
31
30
29
EXTCLK,
This section describes, lists, and illustrates the CY8C24x94 PSoC device family pins and pinout configuration.
The CY8C24x94 PSoC devices are available in the following packages, all of which are shown on the following pages. Every port pin
(labeled with a “P”) is capable of Digital I/O. However, Vss, Vdd, and XRES are not capable of Digital I/O.
8.1 56-Pin Part Pinout
Table 8-1. 56-Pin Part Pinout (QFN
Pin
No.
Typ e
Digital Analog
NameDescription
[2]
) See LEGEND details and footnotes in Table 8-2 on page 9.
Figure 8-1. CY8C24794 56-Pin PSoC Device
1I/OI, MP2[3] Direct switched capacitor block input.
2I/OI, MP2[1] Direct switched capacitor block input.
3I/OMP4[7]
4I/OMP4[5]
5I/OMP4[3]
6I/OMP4[1]
7I/OMP3[7]
8I/OMP3[5]
9I/OMP3[3]
10I/OMP3[1]
11I/OMP5[7]
12I/OMP5[5]
13I/OMP5[3]
14I/OMP5[1]
15I/OMP1[7] I2C Serial Clock (SCL).
16I/OMP1[5] I2C Serial Data (SDA).
17I/OMP1[3]
18I/OMP1[1] I2C Serial Clock (SCL), ISSP SCLK
[1]
.
19PowerVss Ground connection.
20USBD+
21USBD22PowerVdd Supply voltage.
23I/OP7[7]
24I/OP7[0]
25I/OMP1[0] I2C Serial Data (SDA), ISSP SDATA
31I/OMP5[4]44I/OMP2[6] External Voltage Reference (VREF) input.
32I/OMP5[6]45I/OI, MP0[0] Analog column mux input.
33I/OMP3[0]46I/OI, MP0[2] Analog column mux input.
34I/OMP3[2]47I/OI, MP0[4] Analog column mux input VREF.
35I/OMP3[4]48I/OI, MP0[6] Analog column mux input.
36I/OMP3[6]49PowerVdd Supply voltage.
37I/OMP4[0]50PowerVss Ground connectI/On.
38I/OMP4[2]51I/OI, MP0[7] Analog column mux input,.
39I/OMP4[4]52I/OI/O, M P0[5] Analog column mux input and column output.
40I/OMP4[6]53I/OI/O, M P0[3] Analog column mux input and column output.
41I/OI, MP2[0] Direct switched capacitor block input.54I/OI, MP0[1] Analog column mux input.
42I/OI, MP2[2] Direct switched capacitor block input.55I/OMP2[7]
43I/OMP2[4] External Analog Ground (AGND) input.56I/OMP2[5]
Document Number: 38-12018 Rev. *MPage 8 of 47
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8.1 56-Pin Part Pinout (with XRES)
QFN
(Top View)
A, I, M, P2[3 ]
A, I, M, P2[1 ]
M, P 4 [7 ]
M, P 4 [5 ]
M, P 4 [3 ]
M, P 4 [1 ]
M, P 3 [7 ]
M, P 3 [5 ]
M, P 3 [3 ]
M, P 3 [1 ]
M, P 5 [7 ]
M, P 5 [5 ]
M, P 5 [3 ]
M, P 5 [1 ]
1
2
3
4
5
6
7
8
9
10
11
12
13
14
M, I2C SCL, P1[7]
M, I2C SDA, P1[5]
M, P1[3]
M, I2C SCL, P1[1]
Vss
D+
D-
Vdd
P7[7]
P7[0]
M, I2C SDA, P1[0]
M, P1[2]
M, P1[4]
M, P1[6]
15161718192021
22
2324252627
28
P2[4 ], M
P2[6], M
P0[0], A, I, M
P0[2], A, I, M
P0[4], A, I, M
P0[6], A, I, M
Vdd
Vss
P0[7], A, I, M
P0[5 ], A, IO, M
P0[3], A, IO, M
P0[1], A, I, M
P2[7], M
P2[5 ], M
43
44
45
46
47
48
49
50
51
52
53
54
55
56
P2[2 ], A, I, M
P2[0 ], A, I, M
P4[6], M
P4[4], M
P4[2], M
P4[0], M
XR ES
P3[4], M
P3[2], M
P3[0], M
P5[6], M
P5[4], M
P5[2], M
P5[0], M
42
41
40
39
38
37
36
35
34
33
32
31
30
29
EXTCLK,
Notes
1. These are the ISSP pins, which are not High Z at POR. See the PSoC Programmable System-on-Chip Technical Reference Manual for details.
2. The center pad on the QFN package should be connected to ground (Vss) for best mechanical, thermal, and electrical performance. If not connected to ground, it
should be electrically floated and not connected to any other signal.
Table 8-2. 56-Pin Part Pinout (QFN
Pin
No.
Typ e
Digital Analog
NameDescription
[2]
)
1I/OI, MP2[3] Direct switched capacitor block input.
2I/OI, MP2[1] Direct switched capacitor block input.
3I/OMP4[7]
4I/OMP4[5]
5I/OMP4[3]
6I/OMP4[1]
7I/OMP3[7]
8I/OMP3[5]
9I/OMP3[3]
10I/OMP3[1]
11I/OMP5[7]
12I/OMP5[5]
13I/OMP5[3]
14I/OMP5[1]
15I/OMP1[7] I2C Serial Clock (SCL).
16I/OMP1[5] I2C Serial Data (SDA).
17I/OMP1[3]
18I/OMP1[1] I2C Serial Clock (SCL), ISSP SCLK
19PowerVss Ground connection.
20USBD+
21USBD22PowerVdd Supply voltage.
23I/OP7[7]
24I/OP7[0]
25I/OMP1[0] I2C Serial Data (SDA), ISSP SDATA
26I/OMP1[2]
27I/OMP1[4] Optional External Clock Input (EXTCLK).
28I/OMP1[6]
Figure 8-2. CY8C24894 56-Pin PSoC Device
[1].
[1]
.
29I/OMP5[0]
30I/OMP5[2]
Pin
No.
Typ e
Digital Analog
NameDescription
31I/OMP5[4]44I/OMP2[6] External Voltage Reference (VREF) input.
32I/OMP5[6]45I/OI, MP0[0] Analog column mux input.
33I/OMP3[0]46I/OI, MP0[2] Analog column mux input.
34I/OMP3[2]47I/OI, MP0[4] Analog column mux input VREF.
35I/OMP3[4]48I/OI, MP0[6] Analog column mux input.
36InputXRES Active high external reset with internal
pull down.
49PowerVdd Supply voltage.
37I/OMP4[0]50PowerVssGround connection.
38I/OMP4[2]51I/OI, MP0[7] Analog column mux input,.
39I/OMP4[4]52I/OI/O, M P0[5] Analog column mux input and column output.
40I/OMP4[6]53I/OI/O, M P0[3] Analog column mux input and column output.
41I/OI, MP2[0] Direct switched capacitor block input.54I/OI, MP0[1] Analog column mux input.
42I/OI, MP2[2] Direct switched capacitor block input.55I/OMP2[7]
43I/OMP2[4] External Analog Ground (AGND) input.56I/OMP2[5]
LEGEND A = Analog, I = Input, O = Output, and M = Analog Mux Input.
Document Number: 38-12018 Rev. *MPage 9 of 47
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8.1 68-Pin Part Pinout
P2[6], M, Ext. VREF
P2[4], M, Ext. AGND
M, P4[7]
M, P4[5]
M, P4[3]
M, P4[1]
NC
NC
Vss
M, P3[7]
M, P3[5]
M, P3[3]
M, P3[1]
M, P5[7]
M, P5[5]
M, P5[3]
M, P5[1]
I2C SCL, M, P1[7]
I2C SDA, M, P1[5]
M, P1[3]
P7[5]
I2C SDA, M, P1[0]
I2C SCL, M, P1[1]
Vss
D +
D -
Vdd
P7[6]
P7[4]
P7[3]
P7[2]
P7[1]
P7[0]
M, P1[2]
P2[0], M, AI
P4[6], M
P4[4], M
P4[2], M
P4[0], M
XRES
NC
NC
P3[6], M
P3[4], M
P3[2], M
P3[0], M
P5[6], M
P5[4], M
P5[2], M
P5[0], M
P1[6], M
P2[1], M, AI
P2[3], M, AI
P2[5], M
P2[7], M
P0[1], M, AI
P0[3], M, AIO
P0[5], M, AIO
P0[7], M, AI
Vss
Vdd
P0[6], M, AI
P0[4], M, AI
P0[2], M, AI
P0[0], M, AI
P2[2], M, AI
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
6867666564636261605958575655545352
10
11
12
13
14
15
16
17
1
2
3
4
5
6
7
8
9
1819202122232425262728293031323334
QFN
(Top View)
M, P1[4]
EXTCLK,
P7[7]
The 68-pin QFN part table and drawing below is for the CY8C24994 PSoC device.
.51I/OI,MP2[0] Direct switched capacitor block input.
Typ e
NameDescription
33 I/OMP1[2]52 I/OI,MP2[2] Direct switched capacitor block input.
34 I/OMP1[4]Optional External Clock Input (EXTCLK). 53 I/OMP2[4] External Analog Ground (AGND) input.
35 I/OMP1[6]54 I/OMP2[6] External Voltage Reference (VREF) input.
36 I/OMP5[0]55 I/OI,MP0[0] Analog column mux input.
37 I/OMP5[2]56 I/OI,MP0[2] Analog column mux input and column output.
38 I/OMP5[4]57 I/OI,MP0[4] Analog column mux input and column output.
39 I/OMP5[6]58 I/OI,MP0[6] Analog column mux input.
40 I/OMP3[0]59 PowerVddSupply voltage.
41 I/OMP3[2]60 PowerVssGround connection.
42 I/OMP3[4]61 I/OI,MP0[7] Analog column mux input, integration input #1
43 I/OMP3[6]62 I/OI/O,MP0[5] Analog column mux input and column output,
44
45
46
47 I/OMP4[0]66 I/OMP2[5]
48 I/OMP4[2]67 I/OI,MP2[3] Direct switched capacitor block input.
49
LEGENDA = Analog, I = Input, O = Output, M = Analog Mux Input, OCD = On-Chip Debugger.
InputXRES Active high pin reset with internal pull
I/OMP4[4]68 I/OI,MP2[1] Direct switched capacitor block input.
HCLK OCD high-speed clock output.63 I/OI/O,MP0[3] Analog column mux input and column output.
CCLK OCD CPU clock output.64 I/OI,MP0[1] Analog column mux input.
down.
integration input #2.
65 I/OMP2[7]
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8.1 100-Ball VFBGA Part Pinout
The 100-ball VFBGA part is for the CY8C24994 PSoC device.
LEGENDA = Analog, I = Input, O = Output, NC = No Connection, M = Analog Mux Input, OCD = On-Chip Debugger.
Figure 8-7. CY8C24094 OCD (Not for Production)
Document Number: 38-12018 Rev. *MPage 16 of 47
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9. Register Reference
This section lists the registers of the CY8C24x94 PSoC device family. For detailed register information, reference the
PSoC Programmable System-on-Chip Technical Reference Manual.
9.1 Register Conventions
The register conventions specific to this section are listed in the
following table.
ConventionDescription
RRead register or bit(s)
WWrite register or bit(s)
LLogical register or bit(s)
CClearable register or bit(s)
#Access is bit specific
9.2 Register Mapping Tables
The PSoC device has a total register address space of 512
bytes. The register space is referred to as I/O space and is
divided into two banks. The XOI bit in the Flag register (CPU_F)
determines which bank the user is currently in. When the XOI bit
is set the user is in Bank 1.
Note In the following register mapping tables, blank fields are
Reserved and should not be accessed.
This section presents the DC and AC electrical specifications of the CY8C24x94 PSoC device family. For the most up to date electrical
specifications, confirm that you have the most recent data sheet by going to the web at http://www.cypress.com/psoc.
o
Specifications are valid for -40
12 MHz are valid for -40
C ≤ TA ≤ 85oC and TJ ≤ 100oC, except where noted. Specifications for devices running at greater than
o
C ≤ TA ≤ 70oC and TJ ≤ 82oC.
Figure 10-1. Voltage versus CPU Frequency
The following table lists the units of measure that are used in this chapter.
μAmicroamperepppeak-to-peak
μFmicrofaradppmparts per million
μHmicrohenrypspicosecond
μsmicrosecondspssamples per second
μVmicrovoltsssigma: one standard deviation
μVrmsmicrovolts root-mean-squareVvolts
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10.1 Absolute Maximum Ratings
Table 10-2. Absolute Maximum Ratings
SymbolDescriptionMinTy pMaxUnitsNotes
T
STG
Storage Temperature -5525+100
o
CHigher storage temperatures
reduces data retention time. Recommended storage temperature is
C
VddSupply Voltage on Vdd Relative to Vss-0.5–+6.0V
V
I/O
V
I/O2
I
MI/O
I
MAI/O
DC Input VoltageVss -
0.5
DC Voltage Applied to Tri-stateVss -
0.5
–Vdd +
0.5
–Vdd +
0.5
V
V
Maximum Current into any Port Pin-25–+50mA
Maximum Current into any Port Pin
-50–+50mA
Configured as Analog Driver
ESDElectro Static Discharge Voltage2000––VHuman Body Model ESD.
LULatch-up Current––200mA
10.2 Operating Temperature
Table 10-3. Operating Temperature
SymbolDescriptionMinTy pMaxUnitsNotes
T
A
T
AUSB
T
J
Ambient Temperature-40–+85
Ambient Temperature using USB-10–+85
Junction Temperature-40–+100
o
C
o
C
o
CThe temperature rise from ambient to
junction is package specific. See
Thermal Impedance on page 41. The
user must limit the power
consumption to comply with this
requirement.
o
C
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10.3 DC Electrical Characteristics
Note
3. Standby current includes all functions (POR, LVD, WDT, Sleep Time) needed for reliable system operation. This should be compared with devices that have similar
functions enabled.
10.3.1 DC Chip Level Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
Table 10-4. DC Chip-Level Specifications
SymbolDescriptionMinTypMaxUnitsNotes
VddSupply Voltage3.0–5.25VSee DC POR and LVD specifications,
I
DD5
I
DD3
I
SB
I
SBH
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
Table 10-14 on page 28.
Supply Current, IMO = 24 MHz (5V)–1427mAConditions are Vdd = 5.0V, TA = 25 oC,
CPU = 3 MHz, SYSCLK doubler
disabled, VC1 = 1.5 MHz, VC2 = 93.75
kHz, VC3 = 93.75 kHz, analog power =
off.
Supply Current, IMO = 24 MHz (3.3V)–814mAConditions are Vdd = 3.3V, TA = 25 oC,
CPU = 3 MHz, SYSCLK doubler
disabled, VC1 = 1.5 MHz, VC2 = 93.75
kHz, VC3 = 0.367 kHz, analog power =
off.
Sleep (Mode) Current with POR, LVD, Sleep
Timer, and WDT.
Sleep (Mode) Current with POR, LVD, Sleep
Timer, and WDT at high temperature.
[3]
[3]
–36.5μAConditions are with internal slow speed
oscillator, Vdd = 3.3V, -40
o
C, analog power = off.
–425μAConditions are with internal slow speed
oscillator, Vdd = 3.3V, 55
o
C, analog power = off.
o
C ≤ TA ≤ 55
o
C < TA ≤ 85
10.3.2 DC General Purpose I/O Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
Table 10-5. DC GPI/O Specifications
SymbolDescriptionMinTypMaxUnitsNotes
R
PU
R
PD
V
OH
Pull-Up Resistor45.68kΩ
Pull-Down Resistor45.68kΩ
High Output LevelVdd -
––VI/OH = 10 mA, Vdd = 4.75 to 5.25V (8
1.0
total loads, 4 on even port pins (for
example, P0[2], P1[4]), 4 on odd port
pins (for example, P0[3], P1[5])). 80
mA maximum combined I/OH budget.
total loads, 4 on even port pins (for
example, P0[2], P1[4]), 4 on odd port
pins (for example, P0[3], P1[5])). 200
mA maximum combined I/OL budget.
V
V
V
I
C
C
IL
IH
H
IL
IN
OUT
Input Low Level––0.8VVdd = 3.0 to 5.25.
Input High Level2.1–VVdd = 3.0 to 5.25.
Input Hysterisis–60–mV
Input Leakage (Absolute Value)–1–nAGross tested to 1 μA.
Capacitive Load on Pins as Input–3.510pFPackage and pin dependent.
Tem p = 2 5
Capacitive Load on Pins as Output–3.510pFPackage and pin dependent.
Tem p = 2 5
o
C.
o
C.
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10.3.3 DC Full-Speed USB Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -10°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -10°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
Table 10-6. DC Full-Speed (12 Mbps) USB Specifications
SymbolDescriptionMinTy pMaxUnitsNotes
USB Interface
V
V
V
C
I
I/O
R
V
V
V
Z
V
DI
CM
SE
IN
EXT
UOH
UOHI
UOL
O
CRS
Differential Input Sensitivity0.2––V| (D+) - (D-) |
Differential Input Common Mode Range0.8–2.5V
Single Ended Receiver Threshold0.8–2.0V
Transceiver Capacitance––20pF
High-Z State Data Line Leakage-10–10μA0V < VIN < 3.3V.
External USB Series Resistor23–25WIn series with each USB pin.
Static Output High, Driven2.8–3.6V15 kΩ ± 5% to Ground. Internal pull-up
Static Output Low––0.3V15 kΩ ± 5% to Ground. Internal pull-up
enabled.
USB Driver Output Impedance28–44WIncluding R
Resistor.
EXT
D+/D- Crossover Voltage1.3–2.0V
10.3.4 DC Operational Amplifier Specifications
The following tables list guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
The Operational Amplifier is a component of both the Analog Continuous Time PSoC blocks and the Analog Switched Capacitor PSoC
blocks. The guaranteed specifications are measured in the Analog Continuous Time PSoC block.
Table 10-7. 5V DC Operational Amplifier Specifications
SymbolDescriptionMinTypMaxUnitsNotes
V
OSOA
TCV
I
EBOA
C
INOA
V
CMOA
Input Offset Voltage (absolute value)
Power = Low, Opamp Bias = High
Power = Medium, Opamp Bias = High
Power = High, Opamp Bias = High
Average Input Offset Voltage Drift–7.035.0μV/oC
OSOA
–1.6
–
–
1.3
1.2
10
8
7.5
mV
mV
mV
Input Leakage Current (Port 0 Analog Pins) –20–pAGross tested to 1 μA.
Input Capacitance (Port 0 Analog Pins)–4.59.5pFPackage and pin dependent. Temp =
Common Mode Voltage Range
Common Mode Voltage Range (high power
or high opamp bias)
0.0–Vdd
0.5–
Vdd -
0.5
VThe common-mode input voltage
o
25
C.
range is measured through an analog
output buffer. The specification
includes the limitations imposed by
the characteristics of the analog
output buffer.
G
OLOA
Open Loop Gain
Power = Low, Opamp Bias = High
Power = Medium, Opamp Bias = High
Power = High, Opamp Bias = High
60
60
80
––dB
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Table 10-7. 5V DC Operational Amplifier Specifications (continued)
SymbolDescriptionMinTypMaxUnitsNotes
V
OHIGHO
A
High Output Voltage Swing (internal signals)
Power = Low, Opamp Bias = High
Power = Medium, Opamp Bias = High
Power = High, Opamp Bias = High
Vdd -
0.2
Vdd -
–
–
–
–
–
–
V
V
V
0.2
Vdd -
0.5
V
OLOWOA
I
SOA
Low Output Voltage Swing (internal signals)
Power = Low, Opamp Bias = High
Power = Medium, Opamp Bias = High
Power = High, Opamp Bias = High
Supply Current (including associated AGND
buffer)
Power = Low, Opamp Bias = Low
Power = Low, Opamp Bias = High
Power = Medium, Opamp Bias = Low
Power = Medium, Opamp Bias = High
Power = High, Opamp Bias = Low
–
–
–
–
–
–
–
–
–
–
–
–
400
500
800
1200
2400
4600
0.2
0.2
0.5
800
900
1000
1600
3200
6400
V
V
V
μA
μA
μA
μA
μA
μA
Power = High, Opamp Bias = High
PSRR
Supply Voltage Rejection Ratio6580–dBVss ≤ VIN ≤ (Vdd - 2.25) or (Vdd -
OA
1.25V) ≤ VIN ≤ Vdd.
10.3.5 DC Low Power Comparator Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
apply to 5V at 25°C and are for design guidance only.
≤ 85°C, 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, or 2.4V to 3.0V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters
A
Table 10-8. DC Low Power Comparator Specifications
SymbolDescriptionMinTypMaxUnitsNotes
V
REFLPC
I
SLPC
V
OSLPC
Low power comparator (LPC) reference
0.2–Vdd - 1 V
voltage range
LPC supply current–1040μA
LPC voltage offset–2.530mV
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10.3.6 DC Analog Output Buffer Specifications
The following tables list guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
Table 10-9. 5V DC Analog Output Buffer Specifications
SymbolDescriptionMinTypMaxUnitsNotes
V
OSOB
TCV
B
V
CMOB
R
OUTOB
V
OHIGHO
B
Input Offset Voltage (Absolute Value)–312mV
Average Input Offset Voltage Drift–+6–μV/°C
OSO
Common-Mode Input Voltage Range0.5–Vdd - 1.0V
Output Resistance
Power = Low
Power = High
–
–
0.6
0.6
–
–
High Output Voltage Swing (Load = 32 ohms
to Vdd/2)
Power = Low
Power = High
0.5 x Vdd +
1.1
0.5 x Vdd +
–
–
–
–
W
W
V
V
1.1
V
OLOWOB
Low Output Voltage Swing (Load = 32 ohms
to Vdd/2)
Power = Low
Power = High
–
–
–
–
0.5 x Vdd -
1.3
V
V
0.5 x Vdd -
1.3
I
SOB
PSRROBSupply Voltage Rejection Ratio5364–dB(0.5 x Vdd - 1.3) ≤ V
Supply Current Including Bias Cell (No Load)
Power = Low
Power = High
–
–
1.1
2.6
5.1
8.8
mA
mA
(Vdd - 2.3).
OUT
≤
Table 10-10. 3.3V DC Analog Output Buffer Specifications
SymbolDescriptionMinTypMaxUnitsNotes
V
OSOB
TCV
V
CMOB
R
OUTOB
V
OHIGHO
B
Input Offset Voltage (Absolute Value)–312mV
Average Input Offset Voltage Drift–+6–μV/°C
OSOB
Common-Mode Input Voltage Range0.5-Vdd - 1.0V
Output Resistance
Power = Low
Power = High
–
–
1
1
–
–
High Output Voltage Swing (Load = 1K ohms
to Vdd/2)
Power = Low
Power = High
0.5 x Vdd +
1.0
0.5 x Vdd +
–
–
–
–
W
W
V
V
1.0
V
OLOWOB
I
SOB
PSRR
Low Output Voltage Swing (Load = 1K ohms
to Vdd/2)
Power = Low
Power = High
–
–
–
–
0.5 x Vdd -
1.0
0.5 x Vdd
1.0
V
V
-
Supply Current Including Bias Cell (No Load)
Power = Low
Power = High
Supply Voltage Rejection Ratio3464–dB(0.5 x Vdd - 1.0) ≤ V
OB
–
0.8
2.0
2.0
4.3
mA
mA
(0.5 x Vdd + 0.9).
OUT
≤
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10.3.7 DC Analog Reference Specifications
The following tables list guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
The guaranteed specifications are measured through the Analog Continuous Time PSoC blocks. The power levels for AGND refer to
the power of the Analog Continuous Time PSoC block. The power levels for RefHi and RefLo refer to the Analog Reference Control
register. The limits stated for AGND include the offset error of the AGND buffer local to the Analog Continuous Time PSoC block.
Reference control power is high.
Table 10-11. 5V DC Analog Reference Specifications
SymbolDescriptionMinTypMaxUnits
BGBandgap Voltage Reference1.281.301.32V
–AGND = Vdd/2
–AGND = 2 x BandGap
–AGND = P2[4] (P2[4] = Vdd/2)
–AGND = BandGap
–AGND = 1.6 x BandGap
–AGND Block to Block Variation (AGND = Vdd/2)
Table 10-12. 3.3V DC Analog Reference Specifications (continued)
Note
4. AGND tolerance includes the offsets of the local buffer in the PSoC block. Bandgap voltage is
1.3V ± 0.02V.
5. Avoid using P2[4] for digital signaling when using an analog resource that depends on the Analog Reference. Some coupling of the digital signal may appear on the
AGND.
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
Table 10-13. DC Analog PSoC Block Specifications
SymbolDescriptionMinTypMaxUnitsNotes
R
CT
C
SC
Resistor Unit Value (Continuous Time)–12.2–kΩ
Capacitor Unit Value (Switched Capacitor)–80–fF
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10.3.9 DC POR and LVD Specifications
Notes
6. Always greater than 50 mV above PPOR (PORLEV = 00) for falling supply.
7. Always greater than 50 mV above PPOR (PORLEV = 10) for falling supply.
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V or 3.3V at 25°C and are
A
Note The bits PORLEV and VM in the table below refer to bits in the VLT_CR register. See the PSoC Programmable System-on-Chip
Technical Reference Manual for more information on the VLT_CR register.
8. A maximum of 36 x 50,000 block endurance cycles is allowed. This may be balanced between operations on 36x1 blocks of 50,000 maximum cycles each, 36x2 blocks
of 25,000 maximum cycles each, or 36x4 blocks of 12,500 maximum cycles each (to limit the total number of cycles to 36x50,000 and that no single block ever sees
more than 50,000 cycles).
For the full industrial range, the user must employ a temperature sensor user module (FlashTemp) and feed the result to the temperature argument before writing.
Refer to the Flash APIs Application Note AN2015 at http://www.cypress.com under Application Notes for more information.
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
Table 10-15. DC Programming Specifications
SymbolDescriptionMinTypMaxUnitsNotes
I
DDP
V
ILP
V
IHP
I
ILP
I
IHP
V
OLV
V
OHV
Flash
B
Flash
Supply Current During Programming or Verify –1530mA
Input Low Voltage During Programming or
––0.8V
Verify
Input High Voltage During Programming or
2.1––V
Verify
Input Current when Applying Vilp to P1[0] or
P1[1] During Programming or Verify
Input Current when Applying Vihp to P1[0] or
P1[1] During Programming or Verify
Output Low Voltage During Programming or
Verify
Output High Voltage During Programming or
––0.2mADriving internal pull-down
resistor.
––1.5mADriving internal pull-down
resistor.
––Vss +
V
0.75
Vdd - 1.0 –VddV
Verify
Flash Endurance (per block)50,000–––Erase/write cycles per block.
ENP
Flash Endurance (total)
ENT
[8]
1,800,000–––Erase/write cycles.
Flash
Flash Data Retention10––Years
DR
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10.4 AC Electrical Characteristics
Jitter24M1
F
24M
Notes
9. 4.75V
< Vdd < 5.25V.
10. Accuracy derived from Internal Main Oscillator with appropriate trim for Vdd range.
11. 3.0V < Vdd < 3.6V. See Application Note AN2012 “Adjusting PSoC Microcontroller Trims for Dual Voltage-Range Operation” for information on trimming for operation
at 3.3V.
12. See the individual user module data sheets for information on maximum frequencies for user modules
10.4.1 AC Chip-Level Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
Table 10-16. AC Chip-Level Specifications
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
SymbolDescriptionMinTypMaxUnitsNotes
F
IMO245V
F
IMO243V
F
IMOUSB5
V
Internal Main Oscillator Frequency for 24 MHz
(5V)
Internal Main Oscillator Frequency for 24 MHz
(3.3V)
Internal Main Oscillator Frequency with USB
(5V)
Frequency locking enabled and USB traffic
23.042424.96
22.082425.92
23.942424.06
[9,10]
[10,11]
[10]
MHzTrimmed for 5V operation
using factory trim values.
MHzTrimmed for 3.3V operation
using factory trim values.
MHz-10°C ≤ TA ≤ 85°C
4.35 ≤ Vdd ≤ 5.15
present.
F
IMOUSB3
V
Internal Main Oscillator Frequency with USB
(3.3V)
Frequency locking enabled and USB traffic
23.942424.06
[10]
MHz-0°C ≤ TA ≤ 70°C
3.15 ≤ Vdd ≤ 3.45
present.
F
CPU1
F
CPU2
F
BLK5
F
BLK3
F
32K1
CPU Frequency (5V Nominal)0.932424.96
CPU Frequency (3.3V Nominal)0.931212.96
Digital PSoC Block Frequency (5V Nominal)04849.92
Digital PSoC Block Frequency (3.3V Nominal) 02425.92
Internal Low Speed Oscillator Frequency153264kHz
[9,10]
[10,11]
[9,10,12]
[10,12]
MHz
MHz
MHzRefer to the AC Digital Block
Specifications.
MHz
Jitter32k32 kHz Period Jitter–100ns
Step24M 24 MHz Trim Step Size–50–kHz
Fout48M 48 MHz Output Frequency46.0848.049.92
[9,11]
MHzTrimmed. Utilizing factory
trim values.
Jitter24M124 MHz Period Jitter (IMO) Peak-to-Peak–300ps
F
MAX
T
RAMP
Maximum frequency of signal on row input or
––12.96MHz
row output.
Supply Ramp Time0––μs
Figure 10-2. 24 MHz Period Jitter (IMO) Timing Diagram
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10.0.1 AC General Purpose I/O Specifications
TFallF
TFallS
TRiseF
TRiseS
90%
10%
GPIO
Pin
Output
Voltage
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
Table 10-17. AC GPI/O Specifications
SymbolDescriptionMinTy pMaxUnitsNotes
F
GPI/O
GPI/O Operating Frequency0–12MHzNormal Strong Mode
TRiseFRise Time, Normal Strong Mode, Cload = 50 pF 3–18nsVdd = 4.5 to 5.25V, 10% - 90%
TFallFFall Time, Normal Strong Mode, Cload = 50 pF 2–18nsVdd = 4.5 to 5.25V, 10% - 90%
TRiseSRise Time, Slow Strong Mode, Cload = 50 pF 1027–nsVdd = 3 to 5.25V, 10% - 90%
TFallSFall Time, Slow Strong Mode, Cload = 50 pF1022–nsVdd = 3 to 5.25V, 10% - 90%
Figure 10-3. GPI/O Timing Diagram
10.0.1 AC Full-Speed USB Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -10°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -10°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
Table 10-18. AC Full-Speed (12 Mbps) USB Specifications
SymbolDescriptionMinTypMaxUnitsNotes
T
RFS
T
FSS
T
RFMFS
T
DRATEFS
Transition Rise Time4–20nsFor 50 pF load.
Transition Fall Time4–20nsFor 50 pF load.
Rise/Fall Time Matching: (TR/TF)90–111%For 50 pF load.
Full-Speed Data Rate12 -
0.25%
1212 +
0.25%
Mbps
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10.0.2 AC Operational Amplifier Specifications
The following tables list guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
Settling times, slew rates, and gain bandwidth are based on the Analog Continuous Time PSoC block.
Power = High and Opamp Bias = High is not supported at 3.3V.
Table 10-19. 5V AC Operational Amplifier Specifications
SymbolDescriptionMinTypMaxUnits
T
T
SR
ROA
SOA
ROA
Rising Settling Time from 80% of ΔV to 0.1% of ΔV (10
pF load, Unity Gain)
Power = Low, Opamp Bias = Low
Power = Medium, Opamp Bias = High
Power = High, Opamp Bias = High
Falling Settling Time from 20% of ΔV to 0.1% of ΔV (10
When bypassed by a capacitor on P2[4], the noise of the analog ground signal distributed to each block is reduced by a factor of up
100
1000
10000
0.0010.010.1110100Freq ( kHz)
dBV/rtHz
0
0.01
0.1
1.0
10
10
100
1000
10000
0.0010.010.1110100
Freq (k Hz)
nV/rtHz
PH_ B H
PH_ B L
PM_ BL
PL _B L
to 5 (14 dB). This is at frequencies above the corner frequency defined by the on-chip 8.1k resistance and the external capacitor.
Figure 10-4. Typical AGND Noise with P2[4] Bypass
At low frequencies, the opamp noise is proportional to 1/f, power independent, and determined by device geometry. At high
frequencies, increased power level reduces the noise spectrum level.
Figure 10-5. Typical Opamp Noise
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10.0.1 AC Low Power Comparator Specifications
Note
13. 50 ns minimum input pulse width is based on the input synchronizers running at 24 MHz (42 ns nominal period).
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
apply to 5V at 25°C and are for design guidance only.
≤ 85°C, 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, or 2.4V to 3.0V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters
A
Table 10-21. AC Low Power Comparator Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
Table 10-22. AC Digital Block Specifications
FunctionDescriptionMinTy pMaxUnitsNotes
TimerCapture Pulse Width50
[13]
––ns
Maximum Frequency, No Capture––49.92MHz4.75V < Vdd < 5.25V.
Maximum Frequency, With Capture––25.92MHz
CounterEnable Pulse Width50
[13]
––ns
Maximum Frequency, No Enable Input––49.92MHz4.75V < Vdd < 5.25V.
Maximum Frequency, Enable Input––25.92MHz
––ns
Maximum Frequency––49.92MHz4.75V < Vdd < 5.25V.
CRCPRS
Maximum Input Clock Frequency––49.92MHz4.75V < Vdd < 5.25V.
(PRS
Mode)
CRCPRS
Maximum Input Clock Frequency––24.6MHz
(CRC
Mode)
SPIMMaximum Input Clock Frequency––8.2MHzMaximum data rate at 4.1 MHz due
to 2 x over clocking.
SPISMaximum Input Clock Frequency––4.1MHz
[13]
––ns
due to 8 x over clocking.
Transmitter
Width of SS_ Negated Between Transmissions 50
Maximum Input Clock Frequency––24.6MHzMaximum data rate at 3.08 MHz
Receiver Maximum Input Clock Frequency––24.6MHzMaximum data rate at 3.08 MHz
due to 8 x over clocking.
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10.0.3 AC External Clock Specifications
The following tables list guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
Table 10-23. AC External Clock Specifications
SymbolDescriptionMinTy pMaxUnitsNotes
F
OSCEXT
–Duty Cycle47
Frequency for USB Applications23.942424.06MHz
5053%
–Power up to IMO Switch150––μs
10.0.4 AC Analog Output Buffer Specifications
The following tables list guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ TA ≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
are for design guidance only.
Table 10-24. 5V AC Analog Output Buffer Specifications
SymbolDescriptionMinTypMaxUnitsNotes
T
ROB
Rising Settling Time to 0.1%, 1V Step, 100pF
Load
Power = Low
–
–
–
–
2.5
2.5
μs
μs
Power = High
T
SOB
Falling Settling Time to 0.1%, 1V Step, 100pF
Load
Power = Low
–
–
–
–
2.2
2.2
μs
μs
Power = High
SR
ROB
Rising Slew Rate (20% to 80%), 1V Step, 100
pF Load
Power = Low
0.65
0.65––
–
–
V/μs
V/μs
Power = High
SR
FOB
Falling Slew Rate (80% to 20%), 1V Step, 100
pF Load
Power = Low
0.65
0.65––
–
–
V/μs
V/μs
Power = High
BW
Small Signal Bandwidth, 20mVpp, 3dB BW,
OBSS
100 pF Load
Power = Low
0.8
0.8
–
–
–
–
MHz
MHz
Power = High
BW
Large Signal Bandwidth, 1Vpp, 3dB BW, 100
OBLS
pF Load
Power = Low
300
300
–
–
–
–
kHz
kHz
Power = High
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Table 10-25. 3.3V AC Analog Output Buffer Specifications
SymbolDescriptionMinTypMaxUnitsNotes
T
ROB
Rising Settling Time to 0.1%, 1V Step, 100 pF
Load
Power = Low
–
–
–
–
3.8
3.8
μs
μs
Power = High
T
SOB
Falling Settling Time to 0.1%, 1V Step, 100 pF
Load
Power = Low
–
–
–
–
2.6
2.6
μs
μs
Power = High
SR
ROB
Rising Slew Rate (20% to 80%), 1V Step, 100
pF Load
Power = Low
0.5
0.5
–
–
–
–
V/μs
V/μs
Power = High
SR
FOB
Falling Slew Rate (80% to 20%), 1V Step, 100
pF Load
Power = Low
0.5
0.5
–
–
–
–
V/μs
V/μs
Power = High
BW
Small Signal Bandwidth, 20mVpp, 3dB BW,
OBSS
100 pF Load
Power = Low
0.7
0.7
–
–
–
–
MHz
MHz
Power = High
BW
Large Signal Bandwidth, 1Vpp, 3dB BW, 100
OBLS
pF Load
Power = Low
200
200
–
–
–
–
kHz
kHz
Power = High
10.0.5 AC Programming Specifications
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
Table 10-26. AC Programming Specifications
SymbolDescriptionMinTypMaxUnitsNotes
T
RSCLK
T
FSCLK
T
SSCLK
T
HSCLK
F
SCLK
T
ERASEB
T
WRITE
T
DSCLK
T
DSCLK3
Rise Time of SCLK 1–20ns
Fall Time of SCLK 1–20ns
Data Set up Time to Falling Edge of SCLK40––ns
Data Hold Time from Falling Edge of SCLK40––ns
Frequency of SCLK0–8MHz
Flash Erase Time (Block)–10–ms
Flash Block Write Time–30–ms
Data Out Delay from Falling Edge of SCLK––45nsVdd > 3.6
Data Out Delay from Falling Edge of SCLK––50ns3.0 ≤ Vdd ≤ 3.6
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10.0.6 AC I2C Specifications
SDA
SCL
S
SrSP
T
BUFI2C
T
SPI2C
T
HDSTAI2C
T
SUSTOI2C
T
SUSTAI2C
T
LOWI2C
T
HIGHI2C
T
HDDATI2C
T
HDSTAI2C
T
SUDATI2C
Note
14. A Fast-Mode I2C-bus device can be used in a Standard-Mode I2C-bus system, but the requirement t
SU;DAT
Š 250 ns must then be met. This automatically is the case
if the device does not stretch the LOW period of the SCL signal. If such device does stretch the LOW period of the SCL signal, it must output the next data bit to the
SDA line t
rmax
+ t
SU;DAT
= 1000 + 250 = 1250 ns (according to the Standard-Mode I2C-bus specification) before the SCL line is released.
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V
and -40°C ≤ T
are for design guidance only.
Table 10-27. AC Characteristics of the I
SymbolDescription
F
SCLI2C
T
HDSTAI2
C
T
LOWI2C
T
HIGHI2C
T
SUSTAI2
C
T
HDDATI2
C
T
SUDATI2
C
T
SUSTOI2
C
T
BUFI2C
T
SPI2C
≤ 85°C, or 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V and 3.3V at 25°C and
A
2
C SDA and SCL Pins for Vdd
Standard ModeFast Mode
MinMaxMinMax
UnitsNotes
SCL Clock Frequency01000400kHz
Hold Time (repeated) START Condition. After
4.0–0.6–μs
this period, the first clock pulse is generated.
LOW Period of the SCL Clock4.7–1.3–μs
HIGH Period of the SCL Clock4.0–0.6–μs
Set-up Time for a Repeated START Condition 4.7–0.6–μs
Data Hold Time0–0–μs
Data Set-up Time250–100
[14]
–ns
Set-up Time for STOP Condition4.0–0.6–μs
Bus Free Time Between a STOP and START
4.7–1.3–μs
Condition
Pulse Width of spikes are suppressed by the
––050ns
input filter.
Figure 10-6. Definition for Timing for Fast/Standard Mode on the I2C Bus
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11. Packaging Dimensions
001-12921 **
This section illustrates the package specification for the CY8C24x94 PSoC devices, along with the thermal impedance for the package
and solder reflow peak temperatures.
Important Note Emulation tools may require a larger area on the target PCB than the chip’s footprint. For a detailed description of
the emulation tools’ dimensions, refer to the document titled PSoC Emulator Pod Dimensions at
http://www.cypress.com/design/MR10161.
Figure 11-1. 56-Pin (8x8 mm) QFN
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Figure 11-2. 68-Pin (8x8 mm x 0.89 mm) QFN
51-85214 *C
001-09618 *A
Important Note
■ For information on the preferred dimensions for mounting QFN packages, see the following Application Note at
At the core of the PSoC development software suite is PSoC
Designer. Used by thousands of PSoC developers, this robust
software has been facilitating PSoC designs for half a decade.
PSoC Designer is available free of charge at
http://www.cypress.com under DESIGN RESOURCES >>
Software and Drivers.
12.1.2 PSoC Programmer
Flexible enough to be used on the bench in development, yet
suitable for factory programming, PSoC Programmer works
either as a standalone programming application or it can operate
directly from PSoC Designer or PSoC Express. PSoC
Programmer software is compatible with both PSoC ICE-Cube
In-Circuit Emulator and PSoC MiniProg. PSoC programmer is
available free of charge at http://www.cypress.com/psocpro-
grammer.
12.1.3 C Compilers
PSoC Designer comes with a free HI-TECH C Lite C compiler.
The HI-TECH C Lite compiler is free, supports all PSoC devices,
integrates fully with PSoC Designer and PSoC Express, and
runs on Windows versions up to 32-bit Vista. Compilers with
additional features are available at additional cost from their
manufactures.
■ HI-TECH C PRO for the PSoC is available from
http://www.htsoft.com.
■ ImageCraft Cypress Edition Compiler is available from
http://www.imagecraft.com.
™
12.2 Development Kits
All development kits can be purchased from the Cypress Online
Store.
12.2.1 CY3215-DK Basic Development Kit
The CY3215-DK is for prototyping and development with PSoC
Designer. This kit supports in-circuit emulation and the software
interface allows users to run, halt, and single step the processor
and view the content of specific memory locations. Advance
emulation features also supported through PSoC Designer. The
kit includes:
■ PSoC Designer Software CD
■ ICE-Cube In-Circuit Emulator
■ ICE Flex-Pod for CY8C29x66 Family
■ Cat-5 Adapter
■ Mini-Eval Programming Board
■ 110 ~ 240V Power Supply, Euro-Plug Adapter
■ iMAGEcraft C Compiler (Registration Required)
■ ISSP Cable
■ USB 2.0 Cable and Blue Cat-5 Cable
■ 2 CY8C29466-24PXI 28-PDIP Chip Samples
12.2.2 CY3210-ExpressDK PSoC Express Development Kit
The CY3210-ExpressDK is for advanced prototyping and development with PSoC Express (may be used with ICE-Cube
In-Circuit Emulator). It provides access to I
2
C buses, voltage
reference, switches, upgradeable modules and more. The kit
includes:
■ PSoC Express Software CD
■ Express Development Board
■ 4 Fan Modules
■ 2 Proto Modules
■ MiniProg In-System Serial Programmer
■ MiniEval PCB Evaluation Board
■ Jumper Wire Kit
■ USB 2.0 Cable
■ Serial Cable (DB9)
■ 110 ~ 240V Power Supply, Euro-Plug Adapter
■ 2 CY8C24423A-24PXI 28-PDIP Chip Samples
■ 2 CY8C27443-24PXI 28-PDIP Chip Samples
■ 2 CY8C29466-24PXI 28-PDIP Chip Samples
12.3 Evaluation Tools
All evaluation tools can be purchased from the Cypress Online
Store.
12.3.1 CY3210-MiniProg1
The CY3210-MiniProg1 kit allows a user to program PSoC
devices via the MiniProg1 programming unit. The MiniProg is a
small, compact prototyping programmer that connects to the PC
via a provided USB 2.0 cable. The kit includes:
■ MiniProg Programming Unit
■ MiniEval Socket Programming and Evaluation Board
■ 28-Pin CY8C29466-24PXI PDIP PSoC Device Sample
■ 28-Pin CY8C27443-24PXI PDIP PSoC Device Sample
■ PSoC Designer Software CD
■ Getting Started Guide
■ USB 2.0 Cable
Document Number: 38-12018 Rev. *MPage 42 of 47
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CY8C24094, CY8C24794
CY8C24894, CY8C24994
12.3.2 CY3210-PSoCEval1
Notes
18. Flex-Pod kit includes a practice flex-pod and a practice PCB, in addition to two flex-pods.
19. Foot kit includes surface mount feet that are soldered to the target PCB.
20. Programming adapter converts non-DIP package to DIP footprint. Specific details and ordering information for each of the adapters are found at
http://www.emulation.com.
The CY3210-PSoCEval1 kit features an evaluation board and
the MiniProg1 programming unit. The evaluation board includes
an LCD module, potentiometer, LEDs, and plenty of breadboarding space to meet all of your evaluation needs. The kit
includes:
The CY3214-PSoCEvalUSB evaluation kit features a development board for the CY8C24794-24LFXI PSoC device. Special
features of the board include both USB and capacitive sensing
development and debugging support. This evaluation board also
includes an LCD module, potentiometer, LEDs, an enunciator
and plenty of bread boarding space to meet all of your evaluation
needs. The kit includes:
■ PSoCEvalUSB Board
■ LCD Module
■ MIniProg Programming Unit
■ Mini USB Cable
■ PSoC Designer and Example Projects CD
■ Getting Started Guide
■ Wire Pack
12.4 Device Programmers
All device programmers can be purchased from the Cypress
Online Store.
12.4.1 CY3216 Modular Programmer
The CY3216 Modular Programmer kit features a modular
programmer and the MiniProg1 programming unit. The modular
programmer includes three programming module cards and
supports multiple Cypress products. The kit includes:
■ Modular Programmer Base
■ 3 Programming Module Cards
■ MiniProg Programming Unit
■ PSoC Designer Software CD
■ Getting Started Guide
■ USB 2.0 Cable
12.4.2 CY3207ISSP In-System Serial Programmer (ISSP)
The CY3207ISSP is a production programmer. It includes
protection circuitry and an industrial case that is more robust than
the MiniProg in a production-programming environment.
Note: CY3207ISSP needs special software and is not
compatible with PSoC Programmer. The kit includes:
Several tools have been specially designed by the following
3rd-party vendors to accompany PSoC devices during development and production. Specific details for each of these tools
are found at http://www.cypress.com under Design Resources >
Evaluation Boards.
Document Number: 38-12018 Rev. *MPage 43 of 47
12.5.2 Build a PSoC Emulator into Your Board
For details on how to emulate your circuit before going to volume
production using an on-chip debug (OCD) non-production PSoC
device, see Application Note “Debugging - Build a PSoC
Emulator into Your Board - AN2323” at
http://www.cypress.com/an2323.
[19]
Adapter
[20]
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CY8C24094, CY8C24794
CY8C24894, CY8C24994
13. Ordering Information
Table 13-1. CY8C24x94 PSoC Device’s Key Features and Ordering Information
(Tape and Reel)
56 Pin (8x8 mm) QFNCY8C24894-24LFXI16K1K-40°C to +85°C 4649472Ye s
56 Pin (8x8 mm) QFN
(Tape and Reel)
68 Pin OCD (8x8 mm) QFN
68 Pin (8x8 mm) QFNCY8C24994-24LFXI16K1K-40°C to +85°C 4656482Ye s
68 Pin (8x8 mm) QFN
(Tape and Reel)
68-Pin QFN (Sawn)CY8C24994-24LTXI16K1K-40°C to +85°C4656482Ye s
68-Pin QFN (Sawn)CY8C24994-24LTXIT16K1K-40°C to +85°C4656482Ye s
100 Ball OCD (6x6 mm)
[21]
VFBGA
100 Ball (6x6 mm) VFBGACY8C24994-24BVXI16K1K-40°C to +85°C4656482Ye s
100 Pin OCD TQFP
68-Pin QFN (Sawn)CY8C24094-24LTXI16K1K-40°C to +85°C4656482Ye s
68-Pin QFN (Sawn)CY8C24094-24LTXIT16K1K-40°C to +85°C4656482Ye s
Note For Die sales information, contact a local Cypress sales office or Field Applications Engineer (FAE).
**13318901.27.2004NWJNew silicon and new document – Advance Data Sheet.
*A251672See ECNSFVFirst Preliminary Data Sheet. Changed title to encompass only the CY8C24794
*B289742See ECNHMTAdd standard DS items from SFV memo. Add Analog Input Mux on pinouts. 2
*D344318See ECNHMTAdd new color and logo. Expand analog arch. diagram. Fix I/O #. Update Electrical
*E346774See ECNHMTAdd USB temperature specifications. Make data sheet Final.
*F349566See ECNHMTRemove USB logo. Add URL to preferred dimensions for mounting MLF
*G393164See ECNHMTAdd new device, CY8C24894 56-pin MLF with XRES pin. Add Fimousb3v char. to
*H469243See ECNHMTAdd ISSP note to pinout tables. Update typical and recommended Storage
*M2657956 02/11/09DPT/PYRSAdded package diagram 001-09618 and updated Ordering Information table
Submission
Date
Orig. of
Change
Description of Change
because the CY8C24494 and CY8C24694 are not being offered by Cypress.
MACs. Change 512 bytes of SRAM to 1K. Add dimension key to package. Remove
HAPI. Update diagrams, registers and specs.
programming pinout notation. Add Reflow Temp. table. Update features (MAC,
Oscillator, and voltage range), registers (INT_CLR2/MSK2, second MAC), and
specs. (Rext, IMO, analog output buffer...).
Specifications.
packages.
specs. Upgrade to CY Perform logo and update corporate address and copyright.
Temperature per industrial specs. Update Low Output Level maximum I/OL
budget. Add FLS_PR1 to Register Map Bank 1 for users to specify which Flash
bank should be used for SROM operations. Add two new devices for a 68-pin QFN
and 100-ball VFBGA under RPNs: CY8C24094 and CY8C24994. Add two
packages for 68-pin QFN. Add OCD non-production pinouts and package
diagrams. Update CY branding and QFN convention. Add new Dev. Tool section.
Update copyright and trademarks.
CY8C20x34 to PSoC Device Characteristics table. Add detailed dimensions to
56-pin QFN package diagram and update revision. Secure one package
diagram/manufacturing per QFN. Update emulation pod/feet kit part numbers. Fix
pinout type-o per TestTrack.
Technical Training paragraphs. Add QFN package clarifications and dimensions.
Update ECN-ed Amkor dimensioned QFN package diagram revisions. Reword
SNR reference. Add new 56-pin QFN spec.
may add noise to AGND. Remove reference to CMP_GO_EN1 in Map Bank 1
Table on Address 65; this register has no functionality on 24xxx. Add footnote on
die sales. Add description 'Optional External Clock Input’ on P1[4] to match
description of P1[4].
Changed title from PSoC® Mixed-Signal Array to PSoC® Programmable
System-on-Chip™
Document Number: 38-12018 Rev. *MPage 46 of 47
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CY8C24094, CY8C24794
CY8C24894, CY8C24994
Sales, Solutions, and Legal Information
Worldwide Sales and Design Support
Cypress maintains a worldwide network of offices, solution centers, manufacturer’s representatives, and distributors. To find the office
closest to you, visit us at cypress.com/sales.
Any Source Code (software and/or firmware) is owned by Cypress Semiconductor Corporation (Cypress) and is protected by and subject to worldwide patent protection (United States and foreign),
United States copyright laws and international treaty provisions. Cypress hereby grants to licensee a personal, non-exclusive, non-transferable license to copy, use, modify, create derivative works of,
and compile the Cypress Sou rce Code and derivative works for the sole purpose of cr eating custom software and or firmware in support of licensee product to be used only in conjunction with a Cypress
integrated circuit as specified in the applicable agreement. Any reproduction, modification, translation, compilation, or representation of this Source Code except as specified above is prohibited without
the express written permission of Cypress.
Disclaimer: CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress reserves the right to make changes without further notice to the materials described herein. Cypress does not
assume any liability arising out of the application or use of any product or circuit described herein. Cypress does not authorize its products for use as critical components in life-support systems where
a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress’ product in a life-support systems application implies that the manufacturer
assumes all risk of such use and in doing so indemnifies Cypress against all charges.
Use may be limited by and subject to the applicable Cypress software license agreement.
Document Number: 38-12018 Rev. *MRevised February 10, 2009Page 47 of 47
PSoC Designer™ and Programmable System-on-Chip™ are trademarks and PSoC® is a registered trademark of Cypress Semiconductor Corp. All other trademarks or registered trademarks referenced
herein are property of the respective corporations.
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