CXK5T8257BTM 데이터 시트보기 (PDF) - Sony Semiconductor

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CXK5T8257BTM

32768-word × 8-bit High Speed CMOS Static RAM

Sony Semiconductor 

Timing waveform

• Read cycle (1) : CE = OE =VIL, WE = VIH

tRC

Address

tAA

tOH

Data out Previous data valid

Data valid

• Read cycle (2): WE = VIH

Address

CE

OE

Data out

tRC

tAA

tCO

tLZ

tOE

tOLZ

High impedance

tHZ

tOHZ

Data valid

CXK5T8257BTM/BYM/BM

• Write cycle (1) : WE contorl

Address

OE

CE

WE

Data in

Data out

tWC

tWR

tAW

tCW

[∗1]

tAS

tWP

tWHZ

tDW

tDH

Data valid

tOW

High impedance

[∗2]

[∗2]

–6–

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