MSM518205 查看數據表（PDF） - Oki Electric Industry

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MSM518205

4,194,304-Word · 2-Bit DYNAMIC RAM : FAST PAGE MODE TYPE WITH EDO

Oki Electric Industry 

:FMNOPQRSK^_¡ Semiconductor

RAS-Only Refresh Cycle

RAS VIH –

VIL –

CAS VIH –

VIL –

Address VIH –

VIL –

DQ VOH –

VOL –

tCRP

tASR tRAH

Row

tCEZ

CAS before RAS Refresh Cycle

RAS VIH –

VIL –

CAS VIH –

VIL –

WE VIH –

tRP

tRPC

tCP tCSR

tWRP

tRC

tRAS

MSM518205

tRP

tRPC

Open

Note: WE, OE = "H" or "L"

"H" or "L"

tRC

tRAS

tCHR

tWRH

tRP

tRPC

tWRP

VIL –

tCEZ

DQ VOH –

VOL –

Open

Note: OE, Address = "H" or "L"

"H" or "L"

14/18

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