AS7C3256PFD16A-4TQC 데이터 시트보기 (PDF) - Alliance Semiconductor

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AS7C3256PFD16A-4TQC

3.3V 256K × 16/18 pipeline burst synchronous SRAM

Alliance Semiconductor 

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AS7C3256PFD16A

AS7C3256PFD18A

CLK

ADSP

tCYC

tCH

tCL

tAS

tAH

ADSC

Address

tAS

tAH

A1

A2

BWE,

BWa,b

tAS

tAH

ADSC LOADS NEW ADDRESS

A3

tWS

tWH

CE0, CE2

tCSS

tCSH

CE1

ADV SUSPENDS BURST

tAS

tAH

ADV

OE

Data In

D(A1)

D(A2) D(A2⊕01) D(A2⊕01) D(A2⊕10) D(A2⊕11) D(A3)

tDS

tDH

D(A3⊕01) D(A3⊕10)

Note: ⊕ = XOR when MODE = High/No Connect; ⊕ = ADD when MODE = Low.

DID 11-20027-A. 6/8/00

ALLIANCE SEMICONDUCTOR

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