MSM5117400F-70SJ Просмотр технического описания (PDF) - Oki Electric Industry

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MSM5117400F-70SJ

4,194,304-Word × 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE

Oki Electric Industry 

1Semiconductor

BLOCK DIAGRAM

FEDD5117400F-01

MSM5117400F

RAS

CAS

Timing

Generator

A0 − A10

Column

11 Address

Buffers

11 Column Decoders

Internal

Address

Counter

Refresh

Control Clock

Sense Amplifiers

Row

11 Address 11 Row

Buffers

Deco-

ders

Word

Drivers

Memory

Cells

Timing

Generator

Write

WE

Clock

Generator

4

Output

Buffers

4

I/O

Selector

4

4

Input

Buffers

OE

4

4

4

DQ1 − DQ4

VCC

On Chip

VBB Generator

VSS

3/15

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