CXK5V8257BM 데이터 시트보기 (PDF) - Sony Semiconductor

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CXK5V8257BM

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

Sony Semiconductor 

Timing Waveform

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

tRC

Address

Data out

tAA

tOH

Previous data valid

• Read cycle (2): WE = VIH

Address

CE

OE

Data out

tRC

tAA

tCO

tLZ

tOE

tOLZ

High impedance

Data valid

tHZ

tOHZ

Data valid

CXK5V8257BTM/BYM/BM

• Write cycle (1): WE control

Address

OE

CE

WE

Data in

Data out

tAS

(∗2)

tWC

tWR

tAW

tCW

(∗1)

tWP

tWHZ

tDW

tDH

Data valid

tOW

High impedance

(∗2)

–5–

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