W24512A

64K

× 8 HIGH SPEED CMOS STATIC RAM

Publication Release Date: April 1997

- 1 -

Revision A3

GENERAL DESCRIPTION

The W24512A is a high speed, low power CMOS static RAM organized as 65536

× 8 bits that

operates on a single 5-volt power supply. This device is manufactured using Winbond's high

performance CMOS technology.

FEATURES

− Active: 800 mW (max.)

mil SOP, and standard type one TSOP

(8 mm

× 20 mm)

PIN CONFIGURATIONS

V

A8

A9

WE

1

2

3

4

5

2 4

2 5

2 6

2 7

2 8

NC

A7

A6

A5

A12

A4

A3

A2

A1

6

7

8

9

2 0

2 1

2 2

2 3

A11

OE

A1 0

CS1

I/O 8

I/O 7

I/O 6

I/O 5

10

11

12

13

16

1 7

1 8

1 9

A0

I/O 2

I/O 3

I/O 1

14

15

I/O 4

A13

V

A14

NC

32

31

3 0

29

A15

CS2

DD

SS

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

A15

A12

A7

A6

A5

A4

A3

A2

A1

A0

I/O1

I/O2

V

CS2

WE

A13

A8

OE

A10

CS1

I/O7

I/O6

I/O5

I/O4

I/O3

DD

32-pin

TSOP

A11

A9

NC

32

31

30

29

28

27

26

25

24

23

22

21

20

19

18

17

A14

I/O8

NC

BLOCK DIAGRAM

A0

.

CS1

A15

WE

I/O1

I/O8

OE

V

V

.

.

DATA I/O

ARRAY

DECODER

CS2

.

CONTROL

DD

SS

CORE

PIN DESCRIPTION

SYMBOL

DESCRIPTION

A0

−A15

Address Inputs

I/O1

−I/O8

Data Inputs/Outputs

CS1, CS2

Chip Select Inputs

WE

Write Enable Input

OE

Output Enable Input

Power Supply

Ground

NC

No Connection