M48Z512AY-70PM1(2010) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

M48Z512AY-70PM1
(Rev.:2010)

4 Mbit (512 Kbit x 8) ZEROPOWER® SRAM

STMicroelectronics 

Device overview

M48Z512A, M48Z512AY, M48Z512AV

Figure 2. DIP connections

A18

A16

A14

A12

A7

A6

A5

A4

A3

A2

A1

A0

DQ0

DQ1

DQ2

VSS

1

32

2

31

3

30

4

29

5

28

6

27

7

26

8

M48Z512A

M48Z512AY

25

9 M48Z512AV 24

10

23

11

22

12

21

13

20

14

19

15

18

16

17

VCC

A15

A17

W

A13

A8

A9

A11

G

A10

E

DQ7

DQ6

DQ5

DQ4

DQ3

Figure 3. Block diagram

AI02044

VCC

A0-A18

POWER

512K x 8

VOLTAGE SENSE

SRAM ARRAY

E

AND

SWITCHING

E

CIRCUITRY

INTERNAL

BATTERY

DQ0-DQ7

W

G

VSS

AI02045

6/21

Doc ID 5146 Rev 8

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