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E93707B58-PP

131072-word

× 8-bit High Speed Bi-CMOS Static RAM

Description

CXK5B81020J/TM is a high speed 1M bit Bi-CMOS

static RAM organized as 131072 words by 8 bits.

Operating on a single 3.3V supply this asynchronous

IC is suitable for use in high speed and low power

applications.

Features

• Single 3.3V power supply: 3.3V ± 0.3V

• Fast access time

12ns (Max.)

• Low standby current:

10mA (Max.)

• Low power operation

864mW (Max.)

• Package line-up

Dual Vcc/Vss

CXK5B81020J

400mil 32pin SOJ package

CXK5B81020TM

400mil 32pin TSOP package

Function

131072 word

× 8-bit static RAM

Structure

Silicon gate Bi-CMOS IC

Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by

any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the

operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.

Buffer

A12

Buffer

Row

Decoder

Memory

Matrix

256

× 4096

I/O

Buffer

I/O1 I/O8

Vcc

GND

A15

A16

A9

A8

A13

A14

A11

A10

WE

OE

CE

1

A3

2

A2

3

A1

4

5

6

I/O1

7

Vcc

8

0

WE

11

12

13

A4

32

A5

31

A6

30

A7

29

28

27

I/O7

26

GND

25

Vcc

24

I/O6

23

A9

22

A10

2

1

A11

20

19

18

A12

17

I/O Gate

Column

Decoder

A0

CE

OE

A7

A5

A4

A3

A0

A2

A1

A6

I/O2

I/O4

A16

I/O8

A8

I/O5

Block Diagram

Pin Configuration (Top View) Pin Description

Address input

Data input

Chip enable input

Write enable input

Output enable input

+3.3V power supply

Ground

No connection

A0 to A16

I/O1 to I/O8

CE

WE

OE

GND

NC

Symbol

Description

CXK5B81020TM

32 pin TSOP (PIastic)

CXK5B81020J

32 pin SOJ (PIastic)

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