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 

¡ Semiconductor

MSM518205

,
,
,
 Fast Page Mode Write Cycle (Early Write)

tRASP

tRP

RAS

VIH –

VIL –

tRSCD

tAR

tCRP

tRCD

tHPC

tCP

tHPC

tCP

CAS

VIH –

VIL –

tRAD

tCAS

tCSH

tCAS

tCAS

tRSH

tASR tRAH tASC tCAH

tASC tCAH

tASC tCAH

Address

VIH –

VIL –

Row

Column

Column

Column

tWCS

tWCH

tWCS tWCH

tWCS tWCH

, WE

VIH –

VIL –

OE

VIH –

VIL –

DQ

VIH –

VIL –

tDHR

tDS

tDH

Valid

Data-in

Fast Page Mode Read Modify Write Cycle

tDS tDH

Valid

Data-in

tRASP

tDS tDH

Valid

Data-in

"H" or "L"

tRSCD

RAS

VIH –

VIL –

tRWD

tAR

,
 CAS

Address

WE

tCRP

tRCD

VIH –

VIL –

tASR

tRAD

tRAH

tASC

tCWD

tHPRWC

tCAH

VIH –

VIL –

Row

Column

tRCS

tAWD

VIH –

VIL –

tRAC

tCP

tCPWD

tCWL

tASC

tCPA

tCAH

Column

tRCS

tCWD

tAWD

tRWL

tAA

tDS tWP

tAA

tDS tWP

OE

VIH –

VIL –

DQ

VI/OH –

VI/OL –

tOEA

tOED

tCAC

tOEZ

tCLZ

Valid

Data-out

tOEH

tDH

Valid

Data-in

tCLZ

tOEA

tCAC

tOED

tOEZ

Valid

Data-out

tOEH

tDH

Valid

Data-in

"H" or "L"

13/18

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