AM53C94 查看數據表（PDF） - Advanced Micro Devices

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AM53C94

High Performance SCSI Controller

Advanced Micro Devices 

AMD

PRELIMINARY

SYSTEM BUS MODE DIAGRAMS

VDD

BUSMD 1

BUSMD 0

WR

RD

ALE

AD 7–0

Am53C94/96

DMA 15–0

AS0

BHE

DMARD

DMAWR

DREQ

DACK

8-Bit Data Bus

16-Bit Data Bus

Bus Mode 2

Host

Processor

DMA

Controller

16506C-5

VDD

BUSMD 1

BUSMD 0

WR

RD

A 3–0

AD 7–0

Am53C94/96

DMA 15–0

DMAWR

DREQ

DACK

Address Bus

8-Bit Data Bus

16-Bit Data Bus

Bus Mode 3

Host

Processor

DMA

Controller

16506C-6

4

Am53C94/Am53C96

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