HM62W16258BLTTI-7 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HM62W16258BLTTI-7

4 M SRAM (256-kword × 16-bit)

Hitachi -> Renesas Electronics 

HM62W16258BI Series

Pin Arrangement

A4

A3

A2

A1

A0

CS

I/O0

I/O1

I/O2

I/O3

VCC

VSS

I/O4

I/O5

I/O6

I/O7

WE

A17

A16

A15

A14

A13

44-pin TSOP

1

44

2

43

3

42

4

41

5

40

6

39

7

38

8

37

9

36

10

35

11

34

12

33

13

32

14

31

15

30

16

29

17

28

18

27

19

26

20

25

21

24

22

23

(Top view)

A5

A6

A7

OE

UB

LB

I/O15

I/O14

I/O13

I/O12

VSS

VCC

I/O11

I/O10

I/O9

I/O8

NC

A8

A9

A10

A11

A12

Pin Description

Pin name

A0 to A17

I/O0 to I/O15

CS

WE

OE

LB

UB

VCC

VSS

NC

Function

Address input

Data input/output

Chip select

Write enable

Output enable

Lower byte select

Upper byte select

Power supply

Ground

No connection

2

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