AS4C256K16F0-50JC 데이터 시트보기 (PDF) - Alliance Semiconductor

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AS4C256K16F0-50JC

5V 256K X 16 CMOS DRAM (Fast Page Mode)

Alliance Semiconductor 

AS4C256K16FO

®

Key to switching waveforms

Rising input

Falling input

Undefined/don’t care

Read cycle waveform

RAS

UCAS, LCAS

Address

tRAS

tRCD

tRC

tRSH

tCSH

tCRP

tASC

tCAH

tRCS

tCAS

tAR

tRAD

tRAL

tASR

tRAH

Row Address

Col Address

tRP

tRRH

WE

tROH

OE

tRAC

tAA

tOEA

tCAC

tCLZ

I/O

Data Out

tRCH

tOEZ

tOFF

4/11/01; V.0.9.1

Alliance Semiconductor

P. 7 of 25

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