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W24258/LL

32K

脳

8 CMOS STATIC RAM

GENERAL DESCRIPTION

The W24258/LL is a normal speed, very low power CMOS static RAM organized as 32768

脳

8 bits

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

performance CMOS technology.

FEATURES

鈥?/div>

Low power consumption:

鈭?/div>

Active: 350 mW (max.)

鈭?/div>

Standby: 25

碌W

(max.)

Access time: 55/70 nS (max.)

Single 5V power supply

Fully static operation

All inputs and outputs directly TTL compatible

鈥?/div>

Three-state outputs

Battery back-up operation capability

Data retention voltage: 2V (min.)

Packaged in 28-pin 600 mil DIP, 330 mil SOP

and standard type one TSOP (8 mm

脳

13.4

mm)

PIN CONFIGURATIONS

BLOCK DIAGRAM

CLK GEN.

A12

A14

A2

R

O

W

D

E

C

O

D

E

R

PRECHARGE CKT.

A14

A12

A7

A6

A5

A4

A3

A2

A1

A0

I/O1

I/O2

I/O3

V

SS

1

2

3

4

5

6

7

8

9

10

11

12

13

14

28-pin

DIP

28

27

26

25

24

23

22

21

20

19

18

17

16

15

V

DD

WE

A13

A8

A9

A11

OE

A10

CS

I/O8

I/O7

I/O6

I/O5

I/O4

A3

A4

A5

A6

A7

A13

I/O1

I/O8

CORE CELL ARRAY

512 ROWS

64 X 8 COLUMNS

DATA

CNTRL.

CLK

GEN.

I/O CKT.

COLUMN DECODER

WE

CS

OE

A11 A10 A1 A0 A8 A9

PIN DESCRIPTION

OE

A11

A9

A8

A13

WE

V

DD

A14

A12

A7

A6

A5

A4

A3

1

2

3

4

5

6

7

8

9

10

11

12

13

14

28

27

26

25

24

23

22

21

20

19

18

17

16

15

A10

CS

I/O8

I/O7

I/O6

I/O5

I/O4

V

SS

I/O3

I/O2

I/O1

A0

A1

A2

28-pin

TSOP

SYMBOL

A0鈭扐14

I/O1鈭捍/O8

CS

WE

OE

V

DD

V

SS

DESCRIPTION

Address Inputs

Data Inputs/Outputs

Chip Select Input

Write Enable Input

Output Enable Input

Power Supply

Ground

-1-

Publication Release Date: November 1998

Revision A5

型號(hào)

版本

描述

廠商

下載
W24256

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32K X 8 CMOS STATIC RAM

WINBOND

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32K X 8 CMOS STATIC RAM

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WINBOND [W...

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W24258LL

英文版

32K x 8 CMOS STATIC RAM

ETC

W24258LL
W24256-10

英文版

x8 SRAM

ETC

W24256-10
W24256-12

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x8 SRAM

ETC

W24256-12
W24256-15

英文版

x8 SRAM

ETC

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W24256-70

英文版

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WINBOND

W24256-70
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英文版

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W24258/LL

英文版

SRAM

ETC

W24258/LL
W24258/LL

英文版

32K ′ 8 CMOS STATIC RAM

Winbond

W24258/LL

W24258S-70LL Datasheet

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