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2 scsi bus electrical isolation, Scsi bus electrical isolation – Avago Technologies LSI53C120 User Manual

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1-6

Introduction

1.3.2 SCSI Bus Electrical Isolation

Figure 1.4

illustrates how to use the LSI53C120 to electrically isolate an

external SCSI bus from an internal SCSI bus. This configuration ensures
externally attached peripherals will not affect the operation of internal
peripherals.

Figure 1.4

SCSI Bus Electrical Isolation

LSI53C8xx

Ultra SCSI

Controller

LSI53C120

External

SCSI Bus

(Legacy Devices)

Internal Ultra SCSI Bus

Terminator

H.D. 68 pin

H.D

. 68 pin

PCI Bus

Terminator

Flash

ROM

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