MSM514252A-70JS Просмотр технического описания (PDF) - Oki Electric Industry

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Компоненты Описание

производитель

MSM514252A-70JS

262,144-Word x 4-Bit Multiport DRAM

Oki Electric Industry 

¡ Semiconductor

BLOCK DIAGRAM

MSM514252A

I/O Buffer

(RAM)

Timing Generator

Mask Register

Write/WPB Control

I/O Buffer

(SAM)

512 ¥ 512 ¥ 4

Cell Array

Row Decoder

Column

Address

Buffer

Row

Address

Buffer

A0 - A8

Refresh

Counter

VCC

VSS

3/33

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