MSM514262 查看數據表（PDF） - Oki Electric Industry

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MSM514262

262,144-Word x 4-Bit Multiport DRAM

Oki Electric Industry 

¡ Semiconductor

MSM514262

TIMING WAVEFORM

Read Cycle

tRC

tRAS

tRP

RAS VIH –

tAR

VIL –

tCSH

tCRP

tRCD

tRSH

tCPN

CAS VIH –

tCAS

VIL –


, A0 - A8

VIH –

VIL –

WB/WE

VIH –

VIL –

DT/OE

VIH –

VIL –

tRAD

tASR tRAH

Row Address

tRAL

tASC

tCAH

Column Address

tRCS

tTHS

tTHH

tROH

tRCH

tRRH

tFHR

tFSR tRFH

tFSC

tCFH

,
DSF

VIH –

VIL –

IN

VIH –

VIL –

W1/IO1 -

W4/IO4

OUT

VOH–

VOL –

tDZO

tAA

tRAC

Open

tOEA

tCAC

tOFF

tOEZ

Valid Data-out

"H" or "L"

10/45

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