MB84VD2002 데이터 시트보기 (PDF) - Fujitsu

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MB84VD2002

8M (× 8/× 16) FLASH MEMORY & 2M (× 8) STATIC RAM

Fujitsu 

MB84VD2002-10/MB84VD2003-10

s BLOCK DIAGRAM

A0 to A18

A-1

RESET

CEf

BYTE

A0 to A18

VCCf

VSS

8 M bit

Flash Memory

RY/BY

SA

WE

OE

CE1s

CE2s

VCCs

VSS

A0 to A16

2 M bit

Static RAM

DQ8 to DQ15

DQ0 to DQ7

s EXAMPLE OF CONNECTION WITH CHIPSET

VCC

A[0:19]

ROM_CS/

RAM_CS/

HWR/

LWR/

RD/

D[0:15]

CHIPSET

A[1:19]

A0

A[0:18]

SA

CEf

CE1s

VCCf

BYTE

RESET

RY/BY

Battery

Backup

Control

BATTERY BACKUP

VCCs

CE2s

WE

OE

D[0:15]

DQ[0:15]

MB84VD2002/3

2

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