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PI7C8140A

2-PORT PCI-to-PCI BRIDGE

PLX PCI6140 COMPARISON

FEATURE COMPARISON: PI7C8140A vs. PLX PCI6140

Features:

Feature

Interfaces

!

Complies with the following specifications:

PCI Local Bus Specification

PCI-to-PCI Bridge Architecture Specification

!

3.3V and 5V signaling environments

!

66MHz capable

!

Concurrent primary and secondary bus operations

Memory Buffer Architecture

!

Dynamic Prefetching Control

Bus Arbitration

!

Programmable internal arbiter for the secondary bus

with support for up to 4 external masters

IEEE 1149.1 JTAG port

!

Available boundary scan testing

Compact PCI Hot Swap

!

Hot Swap Friendly Support

Packaging

!

128-pin QFP

!

Extended commercial temp range: 0擄C to 85擄C

Pin differences (128-pin QFP):

pin number

65

106

Register differences:

Vendor ID

Device ID

Pericom PI7C8140A

12D8h

8140h

PLX PCI6140

3388h

0021h

Pericom PI7C8140A

SCAN_TM#

SCAN_EN

PLX PCI6140

No Connect

S_IDEN (reserved)

Pericom PI7C8140A

Revision 2.2

Revision 1.1

yes

yes

yes

yes

yes

no

yes

yes

yes

PLX PCI6140

Revision 2.1

Revision 1.1

no (3.3V w/5V

tolerance)

no

yes

no

yes

no

yes

yes

no (0擄C to 70擄C)

PERICOM SEMICONDUCTOR

Page 1 of 3

JUNE 2004

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  2 PORT PCI TO PCI BRIDGE PLX PCI 6140 COMPARISON
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