Datasheet MCM64PC32TSG66 Datasheet (Motorola)

Page 1
MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Advance Information
256K/512K Pipelined BurstRAM
Order this document
by MCM64PC32T/D
MCM64PC32T MCM64PC64T
Secondary Cache Module for Pentium
The MCM64PC32T (256K) and MCM64PC64T (512K) are designed to pro­vide a burstable, high performance, L2 cache for the Pentium microprocessor in conjunction with Intel’s Triton II chip set. The MCM64PC32T is configured as 32K x 64 bits and the MCM64PC64T is configured as 64K x 64 bits. Both are pack­aged in a 160 pin card edge memory module. Each module uses Motorola’s 3.3 V 32K x 32 BurstRAMs and one Motorola 3.3 V 32K x 8 FSRAM for the tag RAM.
Bursts can be initiated with either address status processor (ADSP address status (CADS the BurstRAM by the cache burst advance (CADV
Write cycles are internally self timed and are initiated by the rising edge of the clock (CLK0) input. Eight write enables are provided for byte write control.
PD0 – PD3 map into the Triton II chip set for auto–configuration of the cache control.
Pentium–Style Burst Counter on Chip
Pipelined Data Out
160 Pin Card Edge Module
Address Pipeline Supported by ADSP
All Cache Data and Tag I/Os are TTL Compatible
Three State Outputs
Byte Write Capability
Fast Module Clock Rate: 66 MHz
Fast SRAM Access Times:15 ns for Tag RAM
1.5 Cycle Deselect Data RAMs
Decoupling Capacitors for Each Fast Static RAM
High Quality Multi–Layer FR4 PWB with Separate Power and Ground
Planes
Single 3.3 V +10%, – 5% Power Supply
Burndy Connector, Part Number: CELP2X80SC3Z48
Intel COAST 3.0 Option III Compliant
Burst Order Select (BOSEL) Option
). Subsequent burst addresses are generated internal to
) input pin.
Disabled with Ex
8 ns for Data RAMs
) or cache
160–LEAD CARD EDGE
CASE TBD, TOP VIEW
1
42 43
80
BurstRAM is a trademark of Motorola. Pentium is a trademark of Intel Corp.
This document contains information on a new product. Specifications and information herein are subject to change without notice.
1/22/97
Motorola, Inc. 1997
MOTOROLA FAST SRAM
MCM64PC32TMCM64PC64T
1
Page 2
TIO0 – TIO7
TWE
A3 – A18
MCM64PC32T BLOCK DIAGRAM
DQ0 – DQ7
13
W A0 – A12
A13 A14 G
32K x 8
ECS2
E
ECS1
ADSP CADS CADV
CLK0
CG
BWE
GWE
CWE0 – CWE3
CWE4 – CWE7
15
15
32K x 32
SA0 – SA14 ADSP
ADSC ADV
K G
SW SGW
SBa – SBd
DQ0 – DQ31
32K x 32
SA0 – SA14 ADSP
ADSC ADV
K G
SW SGW
SBa – SBd
DQ0 – DQ31
SE1 SE2
SE3
LBO
ZZ
SE1 SE2
SE3
LBO
ZZ
4.7 k
CCS V
DD
V
DD
BOSEL
DQ0 – DQ31
DQ32 – DQ63
MCM64PC32TMCM64PC64T 2
MOTOROLA FAST SRAM
Page 3
TIO0 – TIO7
TWE
A3 – A17
A18
CCS
15
MCM64PC64T BLOCK DIAGRAM
32K x 8
DQ0 – DQ7
13
W A0 – A12
A13 A14 G
E
ADSP CADS CADV
CLK0
CG
BWE
GWE
CWE0 – CWE3
CLK1
CWE4 – CWE7
32K x 32
SA0 – SA14 ADSP
ADSC ADV
K G
SW SGW
SBa – SBd
DQ0 – DQ31
32K x 32
SA0 – SA14 ADSP
ADSC ADV
K G
SW SGW
SBa – SBd
DQ0 – DQ31
SE1 SE2
SE3
LBO
ZZ
SE1 SE2
SE3
LBO
ZZ
15
32K x 32
SA0 – SA14 ADSP
ADSC ADV
K G
SW SGW
SBa – SBd
DQ0 – DQ31
32K x 32
SA0 – SA14 ADSP
ADSC ADV
K G
SW SGW
SBa – SBd
DQ0 – DQ31
SE1 SE2
SE3
LBO
ZZ
SE1 SE2
SE3
LBO
ZZ
V
DQ0 – DQ31
V
DD
4.7 k
BOSEL
V
DQ32 – DQ63
DD
DD
MOTOROLA FAST SRAM
MCM64PC32TMCM64PC64T
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Page 4
PRESENCE DETECT TABLE
Cache Size and
Functionality
256K Pipe Burst NC NC V 512K Pipe Burst V
PD0 PD1 PD2 PD3
SS
PIN ASSIGNMENT
160–LEAD CARD EDGE MODULE
(DIMM)
TOP VIEW
SS
V
SS
NC V
NC
SS
V
SS
TIO1 TIO7 TIO5 TIO3
NC
VDD5
NC
CADV
V
SS
CG CWE5 CWE7 CWE1
VDD5
CWE3
NC
NC
V
SS
RSVD
A4 A6 A8
A10
VDD5
A17
V
SS
A9 A14 A15
RSVD
PD0 PD2
BOSEL
V
SS
CLK0
V
SS
DQ63 VDD5 DQ61 DQ59 DQ57
81 82 83 84 85 86 87 88 89 90
91 92 93 94 95
96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122
V
1
SS
TIO0
2
TIO2
3
TIO6
4
TIO4
5
NC
6
VDD3
7 8
TWE CADS
9
V
10
SS
11
CWE4 CWE6
12
CWE0
13
CWE2
14
VDD3
15
CCS
16
GWE
17
BWE
18
V
19
SS
A3
20
A7
21
A5
22
A11
23
A16
24
VDD3
25
A18
26
V
27
SS
A12
28
A13
29
ADSP
30
ECS1
31
ECS2
32
PD1
33
PD3
34
V
35
SS
CLK1
36
V
37
SS
DQ62
38
VDD3
39
DQ60
40
DQ58
41
DQ56
42
V
SS
DQ55 DQ53 DQ51 DQ49
V
SS
DQ47 DQ45 DQ43 VDD5 DQ41 DQ39 DQ37
V
SS
DQ35 DQ33 DQ31 VDD5 DQ29 DQ27 DQ25
V
SS
DQ23 DQ21 DQ19 VDD5 DQ17 DQ15 DQ13
V
SS
DQ11
DQ9 DQ7
VDD5
DQ5 DQ3 DQ1 V
SS
123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160
43
V
SS
44
DQ54
45
DQ52
46
DQ50
47
DQ48
48
V
SS
49
DQ46
50
DQ44
51
DQ42
52
VDD3
53
DQ40
54
DQ38
55
DQ36
56
V
SS
57
DQ34
58
DQ32
59
DQ30
60
VDD3
61
DQ28
62
DQ26
63
DQ24
64
V
SS
65
DQ22
66
DQ20
67
DQ18
68
VDD3
69
DQ16
70
DQ14
71
DQ12
72
V
SS
73
DQ10
74
DQ8
75
DQ6
76
VDD3
77
DQ4
78
DQ2
79
DQ0
80
V
SS
MCM64PC32TMCM64PC64T 4
MOTOROLA FAST SRAM
Page 5
PIN DESCRIPTIONS
160–Lead Card Edge Pin Locations Symbol
20, 21, 22, 23, 24, 26, 28, 29,
101, 102, 103, 104, 106, 108, 109, 110
30 ADSP Input Address Status Processor: Initiates READ, WRITE, or chip deselect
114 BOSEL Input Burst Order Select: NC for interleaved burst counter. Tie to ground for
18 BWE Input Byte Write Enable: To be used in future modules.
9 CADS Input Cache Address Status: Initiates READ, WRITE, or chip deselect cycle.
89 CADV Input Cache Burst Advance: Increments address count in accordance with
16 CCS Input Chip Select: Active low chip enable for data RAMs. 91 CG Input Cache Output Enable: Active low asynchronous input.
36, 116 CLK0,
11, 12, 13, 14, 92, 93, 94, 96 CWE0 –
38, 40, 41, 42, 44, 45, 46, 47, 49, 50, 51, 53, 54, 55, 57, 58, 59, 61, 62, 63, 65, 66,
67, 69, 70, 71, 73, 74, 75, 77, 78, 79, 118, 120, 121, 122, 124, 125, 126, 127, 129, 130, 131, 133, 134, 135, 137, 138, 139, 141, 142, 143, 145, 146, 147, 149,
150, 151, 153, 154, 155, 157, 158, 159
31, 32 ECS1,
17 GWE Input Global Write Enable: To be used in future modules.
33, 34, 112, 113 PD0 –
100, 111 RSVD No Connection: Reserved for future use.
2, 3, 4, 5, 82, 83, 84, 85 TIO0 –
8 TWE Input Tag Write Enable: Active low write signal for tag RAMs.
7, 15, 25, 39, 52, 60, 68, 76 VDD3 Supply Power Supply: 3.3 V + 10%, – 5%.
87, 95, 105, 119, 132, 140, 148, 156 VDD5 Supply Power Supply: 5.0 V ± 5%.
1, 10, 19, 27, 35, 37, 43, 48, 56, 64, 72, 80, 81, 90, 99, 107, 115, 117, 123, 128,
136, 144, 152, 160
6, 86, 88, 97, 98 NC No Connection: There is no connection to the module.
A3 – A18 Input Address Inputs: These inputs are registered into data RAMs and must
CLK1
CWE7 DQ0 –
DQ63
ECS2
PD3
TIO7
V
SS
Type Description
meet setup and hold times. The tag RAM addresses are not registered.
cycle (Exception–chip deselect does not occur when ADSP and CCS
linear burst counter.
interleaved count style.
Low–enables output buffers (DQ pins) High–DQx pins are high impedance.
Input Clock: This signal registers the address, data in, and all control signals
except CG
Input Cache Data Byte Write Enable: Active low write signal for data RAMs.
I/O Synchronous Data I/O:
Drives data out of data RAMs during READ cycles. Stores data to data RAMs during WRITE cycles.
Input Expansion Chip Select
Presence Detect: See Presence Detect Table
I/O Tag RAM I/O:
Drives data out during tag compare cycles. Stores data to tag RAM during tag WRITE cycles.
Supply Ground
is high.
.
is asserted
MOTOROLA FAST SRAM
MCM64PC32TMCM64PC64T
5
Page 6
SYNCHRONOUS TRUTH TABLE (See Notes 1, 2, and 3)
CCS ADSP CADS CADV CWEx CLK0 Address Used Operation
H X L X X L–H N/A Deselected
L L X X X L–H External Address Read Cycle, Begin Burst
L H L X L L–H External Address Write Cycle, Begin Burst
L H L X H L–H External Address Read Cycle, Begin Burst
X H H L L L–H Next Address Write Cycle, Continue Burst X H H L H L–H Next Address Read Cycle, Continue Burst X H H H L L–H Current Address Write Cycle, Suspend Burst X H H H H L–H Current Address Read Cycle, Suspend Burst H X H L L L–H Next Address Write Cycle, Continue Burst H X H L H L–H Next Address Read Cycle, Continue Burst H X H H L L–H Current Address Write Cycle, Suspend Burst H X H H H L–H Current Address Read Cycle, Suspend Burst
NOTES:
1. X means Don’t Care.
2. All inputs except CG
3. Wait states are inserted by suspending burst.
must meet setup and hold times for the low–to–high transition of clock (CLK0/1).
ASYNCHRONOUS TRUTH TABLE (See Notes 1 and 2)
Operation
Read L Data Out Read H High–Z Write X High–Z — Data In
Deselected X High–Z
NOTES:
1. X means Don’t Care.
2. For a write operation following a read operation, G required setup time and held high through the input data hold time.
CG I/O Status
must be high before the input data
DC ABSOLUTE MAXIMUM RATINGS (Voltages Referenced to V
Rating Symbol Value Unit
Power Supply Voltage VDD3 – 0.5 to + 4.6 V Voltage Relative to V Output Current (per I/O) I Temperature Under Bias T Operating Temperature T Storage Temperature T
NOTE: Permanent device damage may occur if ABSOLUTE MAXIMUM RATINGS are
exceeded. Functional operation should be restricted to RECOMMENDED OPER­ATING CONDITIONS. Exposure to higher than recommended voltages for extended periods of time could affect device reliability.
SS
Vin, V
out
bias
stg
outVSS
J
– 0.5 to VDD3 + 0.5 V
± 20 mA
– 10 to + 85 °C
20 to +110 °C
– 55 to + 125 °C
SS
= 0 V)
This device contains circuitry to protect the inputs against damage due to high static volt­ages or electric fields; however, it is advised that normal precautions be taken to avoid application of any voltage higher than maxi­mum rated voltages to this high–impedance circuit.
This BiCMOS memory circuit has been designed to meet the dc and ac specifications shown in the tables, after thermal equilibrium has been established.
This device contains circuitry that will ensure the output devices are in High–Z at power up.
MCM64PC32TMCM64PC64T 6
MOTOROLA FAST SRAM
Page 7
DC OPERA TING CONDITIONS AND CHARACTERISTICS
(VDD = 3.3 V + 10%, – 5%, TJ = 20 to + 1 10 °C, Unless Otherwise Noted)
RECOMMENDED OPERATING CONDITIONS
Parameter
Supply Voltage (Operating Voltage Range) V Input High Voltage V Input Low Voltage V
NOTES:
1. JEDEC specification 8–1A specifies ± 0.3 V tolerance for VDD.
2. VIH (max) = VDD + 0.3 V dc; VIH (max) = VDD + 1.4 V ac (pulse width 20 ns) for I 20.0 mA.
3. VIL (min) = – 0.5 V dc; VIL (min) = – 2.0 V ac (pulse width 20 ns) for I 20.0 mA.
(Voltages referenced to VSS = 0 V)
Symbol Min Max Unit Notes
DD
IH
IL
DC CHARACTERISTICS
Parameter Symbol Min Max Unit Notes
Input Leakage Current (All Inputs, Vin = 0 to VDD3) I Output Leakage Current (CG = VIH) I TTL Output Low Voltage (IOL = + 8.0 mA) V TTL Output High Voltage (IOH = – 4.0 mA) V
NOTES:
1. Champing diodes exist to VSS and VDD.
lkg(I)
lkg(O)
OL
OH
POWER SUPPLY CURRENTS
Parameter Symbol Max Unit
AC Supply Current (CG = VIH, CCS = VIL, I VIL = 0.0 V and VIH 3.0 V, Cycle Time t
AC Standby Current (CG = VIH, CCS = VIL, I VIL = 0.0 V and VIH 3.0 V, Cycle Time t
= 0 mA, All Inputs = VIL or VIH, MCM64PC32T
out
min) MCM64PC64T
KHKH
= 0 mA, All Inputs = VIL or VIH, MCM64PC32T
out
min) MCM64PC64T
KHKH
3.135 3.6 V 1
2.0 VDD + 0.3 V 2
– 0.5 0.8 V 3
± 1.0 µA — ± 1.0 µA — 0.4 V 1
2.4 V 1
I
DDA
I
SB1
495 705
230 505
mA
mA
CAPACITANCE (f = 1.0 MHz, dV = 3.0 V, T
Input Capacitance MCM64PC32T
Input/Output Capacitance (DQ0 – DQ63) MCM64PC32T
= 20 to 110°C, Periodically Sampled Rather Than 100% Tested)
J
Parameter Symbol Max Unit
MCM64PC64T
MCM64PC64T
C
in
C
I/O
21 31
16
pF
8
pF
MOTOROLA FAST SRAM
MCM64PC32TMCM64PC64T
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Page 8
DAT A RAMs AC OPERATING CONDITIONS AND CHARACTERISTICS
(VDD = 3.3 V + 10%, – 5% TJ = 20 to + 1 10 °C, Unless Otherwise Noted)
Input Timing Measurement Reference Level 1.5 V. . . . . . . . . . . . . . .
Input Pulse Levels 0 to 3.0 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input Rise/Fall Time 2 ns. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OUTPUT LOAD
OUTPUT BUFFER
UNLOADED RISE AND FALL TIME MEASUREMENT
INPUT
WA VEFORM
OUTPUT
WA VEFORM
NOTES:
1. Input waveform should have a slew rate of 1 V/ns.
2. Rise time is measure from 0.4 V to 2.4 V unloaded.
3. Fall time is measure from 2.4 V to 0.4 V unloaded.
(UNLOADED OUTPUT)
0.4 0.4
t
r
TEST POINT
2.4
Output Timing Reference Level 1.5 V. . . . . . . . . . . . . . . . . . . . . . . . . .
Output Load See Figure 3 Unless Otherwise Noted. . . . . . . . . . . . . .
2.4
t
f
Figure 1. Unloaded Rise and Fall time Characterization
MCM64PC32TMCM64PC64T 8
MOTOROLA FAST SRAM
Page 9
DATA RAMs READ/WRITE CYCLE TIMING (See Notes 1, 2, and 3)
MCM64PC32T–66 MCM64PC32T–66
Parameter Symbol Min Max Unit Notes
Cycle Time t Clock Access Time t Output Enable to Output Valid t Clock High to Output Active t Clock High to Output Change t Output Enable to Output Active t Output Disable to Q High–Z t Clock High to Q High–Z t Clock High Pulse Width t Clock Low Pulse Width t Setup Times: Address
Hold Times: Address
NOTES:
1. Write applies to all SBx
2. Chip Enable applies to all SE1
3. All read and write cycle timings are referenced from K or G
4. G
is a don’t care after write cycle begins. To prevent bus contention, G should be negated prior to start of write cycle.
5. Tested per AC Test Load.
6. Measured at
7. This parameter is sampled and is not 100% tested.
± 200 mV from steady state. Tested per High–Z Test Load.
, SW, and SGW signals when the chip is selected and ADSP high.
, SE2 and SE3 signals whenever ADSP or ADSC is asserted.
Address Status
Data In
Write
Address Advance
Chip Enable
Address Status
Data In
Write
Address Advance
Chip Enable
.
KHKH KHQV
GLQV KHQX1 KHQX2
GLQX
GHQZ
KHQZ
KHKL KLKH
t
AVKH
t
ADSVKH
t
DVKH t
WVKH
t
ADVVKH
t
EVKH t
KHAX
t
KHADSX
t
KHDX t
KHWX
t
KHADVX
t
KHEX
15 ns — 8 ns 5 — 6 ns 5
0 ns 5, 7 2 ns 5, 7 0 ns 5, 7
8 ns 6, 7
2 8 ns 6, 7 5 ns 5 ns
2.5 ns 4
0.5 ns 4
MOTOROLA FAST SRAM
MCM64PC32TMCM64PC64T
9
Page 10
PULL–UP
3.6
VOLTAGE (V)
– 0.5
0
1.4
1.65 2
3.135
3.6
NOTES:
1. Driver impedance @ 1.65 V = 15.9 to 44.6 .
2. Meets the temperature and voltage range specified in DC Characteristics tables.
3. This drawing is not to scale. Comparisons should be made to the table in Figure 2a.
I (mA) Min I (mA) Max
– 40 – 40 – 40
– 37 – 28
0 0
– 120 – 120 – 120
– 104
– 81 – 20
0
3.135
2.8
DC DRIVE
POINT
1.65
VOLTAGE (V)VOLTAGE (V)
1.4
AC DRIVE
POINT
0
– 5
0 – 40 – 120
2a. Pull–Up
VOLTAGE (V)
– 0.5
0
0.5 1
1.65
1.8
3.6 4
PULL–DOWN
I (mA) Min I (mA) Max
– 34
0 17 35 45 46 46 46
– 126
0 47 90
114 120 120 120
V
DD
1.8
1.65
DC DRIVE
POINT
0.3
AC DRIVE
POINT
TEST POINT
– 80
CURRENT (mA)
TEST POINT
0
5
0 46 120
NOTES:
1. Driver impedance @ 1.65 V = 15.9 to 44.6 .
2. Meets the temperature and voltage range specified in DC Characteristics tables.
3. This drawing is not to scale. Comparisons should be made to the table in Figure 2b.
2b. Pull–Down
Figure 2. Output Buffer Characteristics
80
CURRENT (mA)
MCM64PC32TMCM64PC64T 10
MOTOROLA FAST SRAM
Page 11
KHQV
t
GLQX
t
BURST WRITE
CD
ESC1 IGNORED
ADSP, Ax
DATA RAMs READ/WRITE CYCLES
KLKH
t
KHKL
t
KHKH
t
AB
Ax
ADSP
CADS
CADV
CCS
ESC1
Q(B) D(C) D(C+1) D(C+2) D(C+3) Q(D)
GHQZ
t
Q(B+2) Q(B+3)
BURST WRAPS AROUND
KHQX2
Q(B) Q(B+1)
t
KHQV
t
Q(A)
KHQX1
t
Q(n–1)
KLQZ
t
W
CG
KHQZ
t
DQx
BURST READSINGLE READ
DESELECTED SINGLE READ
Note: W low = GWE low and/or BWE and CWEx low.
CLK0, CLK1
MOTOROLA FAST SRAM
(ADDRESS)
MCM64PC32TMCM64PC64T
11
Page 12
T AG RAM AC OPERATING CONDITIONS AND CHARACTERISTICS
(VDD = 3.3 V ± 0.3 V, TJ = 20 to + 110°C, Unless Otherwise Noted)
Input Timing Measurement Reference Level 1.5 V. . . . . . . . . . . . . . .
Input Pulse Levels 0 to 3.0 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input Rise/Fall Time 3 ns. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Output Timing Measurement Reference Level 1.5 V. . . . . . . . . . . . .
Output Load Figure 3 Unless Otherwise Noted. . . . . . . . . . . . . . . . . .
TAG RAM READ CYCLE (See Notes 1 and 2)
Parameter Symbol Min Max Unit Notes
Read Cycle Time t Address Access Time t Output Hold from Address Change t
NOTES:
1. CWE
is high for read cycle.
2. Device is continuously selected (CG
3. All timings are referenced from the last valid address to the first address transition.
4. Transition is measured ±500 mV from steady–state voltage with load of Figure 3b.
5. This parameter is sampled and not 100% tested.
= VIL).
TAG RAM READ CYCLE (See Note 5)
t
AVAV
Ax (ADDRESS)
t
AXQX
AVAV AVQV AXQX
–15
15 ns 3 — 15 ns
4 ns 4, 5
Q (DATA OUT)
OUTPUT
t
AVQV
Z0 = 50
OUTPUT
50
VL = 1.5 V
351
(a) (b)
Figure 3. T est Loads
3.3 V 317
5 pF
DATA VALIDPREVIOUS DATA VALID
TIMING LIMITS
The table of timing values shows either a minimum or a maximum limit for each param­eter. Input requirements are specified from the external system point of view. Thus, ad­dress setup time is shown as a minimum since the system must supply at least that much time. On the other hand, responses from the memory are specified from the de­vice point of view. Thus, the access time is shown as a maximum since the device never provides data later than that time.
MCM64PC32TMCM64PC64T 12
MOTOROLA FAST SRAM
Page 13
TAG RAM WRITE CYCLE (See Notes 1 and 2)
Parameter Symbol Min Max Unit Notes
Write Cycle Time t Address Setup Time t Address Valid to End of W rite t Data Valid to End of W rite t Data Hold Time t Write Low to Output High–Z t Write High to Output Active t Write Recovery Time t
NOTES:
1. A write occurs when CWE
2. If CG
goes low coincident with or after CWE goes low, the output will remain in a high impedance state.
3. All timings are referenced from the last valid address to the first address transition.
4. If CG
VIH, the output will remain in a high impedance state.
5. At any given voltage and temperature, t
6. Transition is measured ± 500 mV from steady–state voltage with load of Figure 3b.
7. This parameter is sampled and not 100% tested.
is low.
(max) is less than t
WLQZ
(min), both for a given device and from device to device.
WHQX
TAG RAM WRITE CYCLE (See Notes 1 and 2)
AVAV
AVWL
AVWH DVWH WHDX
WLQZ WHQX WHAX
–15
15 ns 3
0 ns
12 ns
7 ns 0 ns 0 7 ns 5,6,7 4 ns 5,6,7 0 ns
AX (ADDRESS)
TWE
D (DATA IN)
Q (DATA OUT)
HIGH Z
t
AVWL
t
WLQZ
t
AVAV
t
AVWH
t
WLWH
t
DVWH
DATA VALID
HIGH Z
t
WHAX
t
WHDX
t
WHQX
MOTOROLA FAST SRAM
MCM64PC32TMCM64PC64T
13
Page 14
ORDERING INFORMATION
(Order by Full Part Number)
64PC32T
MCM 64PC64T XX XX
Motorola Memory Prefix Part Number
Full Part Number —MCM64PC32TSG66 MCM64PC64TSG66
Speed (66 = 66 MHz)
Package (SG = Gold Pad SIMM)
MCM64PC32TMCM64PC64T 14
MOTOROLA FAST SRAM
Page 15
P ACKAGE DIMENSIONS
CARD EDGE MODULE
A
COMPONENT
AREA
B
80 43 42 1
MIN .285 inches, MAX .305 inches
160–LEAD
CASE TBD
E
C
NOTE 4
P
V
NOTE 4
–Y–
VIEW
AA
2X
F
L
AC
–X–
M
FRONT VIEW
160X
D
0.004 (0.1) X
R
W
R
156X
L
H160X
160X
K
S
Y
T
G
(N)
VIEW AA
160 123 122 81
COMPONENT
AREA
BACK VIEW
NOTE: Case Outline number to be determined.
AB
NOTE 5
–T–
J NOTE 6
0.012 (0.3)
SIDE VIEW
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. CARD THICKNESS APPLIES ACROSS TABS AND INCLUDES PLATING AND/OR METALLIZATION.
4. DIMENSIONS C AND V DEFINE A DOUBLE–SIDED MODULE.
5. DIMENSION AB DEFINES OPTIONAL SINGLE–SIDED MODULE.
6. STRAIGHTNESS CALLOUT APPLIES TO TAB AREA ONLY.
DIM MIN MAX MIN MAX
A 4.330 4.350 109.98 110.49 B 1.120 1.140 28.45 28.96 C ––– 0.454 ––– 11.53 D 0.033 0.037 0.84 0.94 E 2.265 2.275 57.53 57.79 F 0.075 BSC 1.91 BSC G 0.050 BSC 1.27 BSC H ––– 0.030 ––– 0.51 J 0.055 0.069 1.40 1.75 K 0.210 ––– 5.33 ––– L 1.955 1.965 49.66 49.91
M 2.155 2.165 54.74 54.99
N 0.110 REF 2.79 REF P 0.300 ––– 7.62 ––– R 0.492 0.512 7.24 7.75 V 0.300 ––– 7.62 –––
W 0.040 0.060 1.02 1.52 AB ––– 0.262 ––– 6.66 AC 0.072 0.076 1.83 1.93
MILLIMETERSINCHES
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