K4E640812E View Datasheet(PDF) - Samsung

Part Name

Description

Manufacturer

K4E640812E

8M x 8bit CMOS Dynamic RAM with Extended Data Out

Samsung 

K4E660812E,K4E640812E

READ CYCLE

CMOS DRAM

VIH -

RAS

VIL -

VIH -

CAS

VIL -

VIH -

A

VIL -

VIH -

W

VIL -

VIH -

OE

VIL -

DQ0 ~ DQ3(7)

VOH -

VOL -

tR C

tRAS

tC R P

tRCD

tCSH

tRSH

tCAS

tASR

tRAD

tRAH

tASC

ROW

ADDRESS

tCAH

COLUMN

ADDRESS

tR A L

tRCS

OPEN

tRAC

tA A

tO E A

tOLZ

tCAC

tCLZ

tR P

tCRP

tRRH

tR C H

tCEZ

tO E Z

tWEZ

tREZ

DATA-OUT

Don′t care

Undefined

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