AS4C4M4F0 查看數據表（PDF） - Alliance Semiconductor

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AS4C4M4F0

5V 4M×4 CMOS DRAM (Fast Page mode)

Alliance Semiconductor 

AS4C4M4F0

AS4C4M4F1

®

Fast page mode read waveform

RAS

tRASP

tRP

CAS

Address

WE

OE

I/O

tCRP

tCSH

tRCD

tCAS

tCP

tRSH

tPC

tASR

tAR

tRAD

tRAH

Row

Column

tRCS tRCH

tASC

Column

tRCS

tRAL

tCAH

Column

tRCH

tRRH

tOEA

tOEA

tRAC

tCLZ

tOEZ

tCAP

tAA

tOFF

tCAC

Data out

Data out

Data out

Fast page mode byte write waveform

RAS

CAS

tASR

Address

WE

OE

I/O

tRASP

tRCD

tCSH

tPCM

tCAS

tRAD

Row

tRCS

tRAH

tCAH

Column

tRWD

tCWD

tAWD

tOEA

tOEZ

tCP

tCAH

Column

tCWL

tCWD

tOED

tRAC

tAA

tDS

tCLZ

tDH

tDS

tCLZ

tCAC

tCAC

Data in

Data out

Data in

Data out

tRP

tRAL

tCAH

Column

tCWD

tAWD

tOEA

tCRP

tRWL

tCWL

tWP

tCAP

tCLZ

tCAC

Data out

Data in

4/11/01; v.0.9

Alliance Semiconductor

P. 11 of 18

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