MSM548263-XXJS View Datasheet(PDF) - Oki Electric Industry

Part Name

Description

MFG CO.

MSM548263-XXJS

262,144-Word x 8-Bit Multiport DRAM

Oki Electric Industry 

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¡ Semiconductor

MSM548263

Masked Write Transfer

tRC

tRAS

tRP

RAS

tCSH

,
,
,
, CAS

Address

DSF

tRCD

tRSH

tCAS

tAR

tRAD

tRAL

tASR tRAH

tASC

tCAH

Row

SAM Start

tFSR tRFH

tWSR tRWH

WE



 DQ1 - 8

TRG

SC

tMS tMH

Mask Data

tTLS tTLH

tSRS

tSC

tSDZ

tSOH

tCSD

Open

tRSD

Note 2

tSCC

tSCP

tSC

tSDS tSDH

tSDS tSDH

SDQ1 - 8

Dout

QSF

Dout

tRQD

tSDD

tCQD

Note 3

Data In

Data In

Note 3

"H" or "L"

Note 1: SE = "L"

Note 2: There must be no rising transitions

Note 3: QSF = "L"-- Lower SAM (0 - 255) is active

QSF = "H"-- Upper SAM (256 - 511) is active

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