MCM6264C Motorola, MCM6264C Datasheet

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MCM6264C

Manufacturer Part Number
MCM6264C
Description
8K x 8 Bit Fast Static RAM
Manufacturer
Motorola
Datasheet

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MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
8K x 8 Bit Fast Static RAM
CMOS technology. Static design eliminates the need for external clocks or timing
strobes, while CMOS circuitry reduces power consumption and provides for
greater reliability.
able in plastic dual–in–line and plastic small–outline J–leaded packages.
MOTOROLA FAST SRAM
REV 2
5/95
The MCM6264C is fabricated using Motorola’s high–performance silicon–gate
This device meets JEDEC standards for functionality and pinout, and is avail-
Motorola, Inc. 1995
Single 5 V
Fully Static — No Clock or Timing Strobes Necessary
Fast Access Times: 12, 15, 20, 25, and 35 ns
Equal Address and Chip Enable Access Times
Output Enable (G) Feature for Increased System Flexibility and to
Eliminate Bus Contention Problems
Low Power Operation: 110 – 150 mA Maximum AC
Fully TTL Compatible — Three State Output
E1
E2
DQ0
DQ7
W
G
A11
A2
A3
A4
A5
A7
A8
A9
10% Power Supply
CONTROL
DECODER
INPUT
DATA
ROW
BLOCK DIAGRAM
A0
COLUMN DECODER
MEMORY MATRIX
256 ROWS x 32
A1
x 9 COLUMNS
COLUMN I/O
A6 A10 A12
V CC
V SS
A0 – A12
DQ0 – DQ7
W
G
E1, E2
V CC
V SS
. . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . .
MCM6264C
. . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . .
DQ0
DQ1
DQ2
V SS
A12
. . . . . . . . . . . . . . . . .
PIN ASSIGNMENT
NC
A7
A6
A5
A4
A3
A2
A1
A0
. . . . . . . . . . . . .
PIN NAMES
. . .
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Data Input/Data Output
Power Supply (+ 5 V)
Order this document
300 MIL PLASTIC
CASE 710B–01
CASE 810B–03
P PACKAGE
by MCM6264C/D
300 MIL SOJ
J PACKAGE
28
27
26
25
24
23
22
21
20
19
18
17
16
15
Output Enable
Address Input
Write Enable
MCM6264C
Chip Enable
V CC
W
E2
A8
A9
A11
G
A10
E1
DQ7
DQ6
DQ5
DQ4
DQ3
Ground
1

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MCM6264C Summary of contents

Page 1

... MOTOROLA SEMICONDUCTOR TECHNICAL DATA Bit Fast Static RAM The MCM6264C is fabricated using Motorola’s high–performance silicon–gate CMOS technology. Static design eliminates the need for external clocks or timing strobes, while CMOS circuitry reduces power consumption and provides for greater reliability. ...

Page 2

... V CC – – 0.2 V) CAPACITANCE ( MHz Periodically Sampled Rather Than 100% Tested) Address Input Capacitance Control Pin Input Capacitance (E1, E2 I/O Capacitance MCM6264C Current Output Cycle I SB1 , I SB2 High–Z — I SB1 , I SB2 High– ...

Page 3

... On the other hand, responses from the memory are specified from the device point of view. Thus, the access time is shown as a maxi- mum since the device never provides data later than that time. MCM6264C 3 ...

Page 4

... A (ADDRESS) Q (DATA OUT) PREVIOUS DATA VALID A (ADDRESS) E (CHIP ENABLE) G (OUTPUT ENABLE) HIGH–Z Q (DATA OUT) t ELICCH SUPPLY CURRENT I SB MCM6264C 4 READ CYCLE 1 (See Note 8) t AVAV t AXQX t AVQV READ CYCLE 2 (See Note 4) t AVAV t AVQV t ELQV t ELQX t GLQV t GLQX ...

Page 5

... Max Min Max Unit Notes 25 — 35 — — 0 — — 20 — — 20 — — 17 — — 12 — — 0 — — 4 — — 0 — WHAX t WHDX t WHQX MCM6264C 5 ...

Page 6

... If E goes high coincident with or before W goes high, the output will remain in a high impedance state. WRITE CYCLE 2 A (ADDRESS) E (CHIP ENABLE) W (WRITE ENABLE) D (DATA IN) Q (DATA OUT) MCM Motorola Memory Prefix Part Number Full Part Numbers — MCM6264CP12 MCM6264C 6 – 12 – 15 – 20 Min Max Min Max ...

Page 7

... DIM MIN MAX MIN MAX A 18.29 18.54 0.720 0.730 B 7.50 7.74 0.295 0.305 C 3.26 3.75 0.128 0.148 D 0.39 0.50 0.015 0.020 E 2.24 2.48 0.088 0.098 F 0.67 0.81 0.026 0.032 G 1.27 BSC 0.050 BSC H — 0.50 — 0.020 C K 0.89 1.14 0.035 0.045 L 0.64 BSC 0.025 BSC 0.76 1.14 0.030 0.045 P 8.38 8.64 0.330 0.340 R 6.60 6.86 0.260 0.270 S 0.77 1.01 0.030 0.040 MCM6264C 7 ...

Page 8

... JAPAN: Nippon Motorola Ltd.; 4–32–1, Nishi–Gotanda, Shinagawa–ku, Tokyo 141, Japan. ASIA PACIFIC: Motorola Semiconductors H.K. Ltd.; Silicon Harbour Center, No. 2 Dai King Street, Tai Po Industrial Estate, Tai Po, N.T., Hong Kong. CODELINE TO BE PLACED HERE MCM6264C 8 *MCM6264C/D* MCM6264C/D MOTOROLA FAST SRAM ...

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