MB81F643242C-60FN View Datasheet(PDF) - Fujitsu

Part Name

Description

Manufacturer

MB81F643242C-60FN

MEMORY CMOS 4 × 512 K × 32 BIT SYNCHRONOUS DYNAMIC RAM

Fujitsu 

MB81F643242C-60/-70/-10 Advanced Info (AE0.1E)

Fig. 2 – BASIC TIMING FOR CONVENTIONAL DRAM VS SYNCHRONOUS DRAM

<SDRAM>

Active

CLK

H

CKE

tSI

CS

H

tHI

Read/Write

Precharge

H

RAS

CAS

WE

Address

BA

DQ0

RA

to

DQ31

<Conventional DRAM>

RAS

H : Read

L : Write

BA

CA

CAS Latency = 2

Row Address Select

Burst Length = 4

Column Address Select

CAS

DQ0

to

DQ31

BA

AP (A10)

Precharge

21

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