HM658512A Datasheet, PDF(4/22 Page) Hitachi Semiconductor – 4 M PSRAM (512-kword x 8-bit) 2 k Refresh

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HM658512A Datasheet, PDF (4/22 Pages) Hitachi Semiconductor – 4 M PSRAM (512-kword x 8-bit) 2 k Refresh

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HM658512A Series

Pin Arrangement (cont.)

HM658512ALRR Series

VCC 32

A15 31

A17 30

WE 29

A13 28

A8 27

A9 26

A11 25

OE/RFSH 24

A10 23

CE 22

I/O7 21

I/O6 20

I/O5 19

I/O4 18

I/O3 17

Pin Description

Pin name

A0 to A18

I/O0 to I/O7

OE/RFSH

VCC

VSS

Function

Address

Input/Output

Chip enable

Output enable/Refresh

Write enable

Power supply

Ground

(Top view)

A18

A16

A14

A12

10 A2

11 A1

12 A0

13 I/O0

14 I/O1

15 I/O2

16 VSS

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