AS4LC1M16E5 データシートの表示（PDF） - Alliance Semiconductor

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AS4LC1M16E5

3V 1M×16 CMOS DRAM (EDO)

Alliance Semiconductor 

®

Hyper page mode read-modify-write waveform

RAS

UCAS,

LCAS

Address

WE

OE

DQ

tRASP

tHPRWC

tCSH

tRCD

tCAS

tCP

tRAD

tASR

tRAH

tASC

tCAH

Row ad

Col ad

tRWD

tRCS

tCWD

tAWD

tASC

tCAH

Col ad

tCWL

tCWD

tOEA

tOEZ

tOED

tAA

tRAC

tCLZ

tCAC

tDS

Data in

Data out

tDH

tDS

tCLZ

tCAC

Data in

Data out

CAS before RAS refresh waveform

RAS

UCAS,

LCAS

DQ

tRP

tRPC

tCP

tCSR

tRC

tRAS

tCHR

OPEN

AS4LC1M16E5

tRP

tASC

tRAL

tCAH

Col address

tCPWD

tCWD

tAWD

tOEA

tCRP

tRWL

tCWL

tWP

tCPA

tCLZ

tCAC

Data out

Data in

WE = VIH

RAS only refresh waveform

RAS

UCAS,

LCAS

Address

tCRP

tASR

Row address

tRAS

tRAH

WE = OE = VIH or VIL

tRC

tRP

tRPC

4/11/01

Alliance Semiconductor

17

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