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AM7968-125JC Datasheet(PDF) 3 Page - Advanced Micro Devices

Part # AM7968-125JC
Description  TAXIchip Integrated Circuits(Transparent Asynchronous Xmitter-Receiver Interface)
PDF  127 Pages
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Manufacturer  AMD [Advanced Micro Devices]
Direct Link  http://www.amd.com
Logo AMD - Advanced Micro Devices

AM7968-125JC Datasheet(HTML) 3 Page - Advanced Micro Devices

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Table of Contents
iii
TABLE OF CONTENTS
Am7968/Am7969 TAXIchip Integrated Circuits
Am7968/Am7969
Data Sheet
1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Am7968/Am7969
Technical Manual
50
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Chapter 1
Introduction
50
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1.1 The Am7968 TAXITM Transmitter
50
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1.2 The Am7969 TAXI Receiver
52
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Chapter 2
Using the TAXIchip Set
52
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2.1 Data and Command
52
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2.2 Operational Modes: Local, Cascade and Test
53
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Chapter 3
Data Encoding, Violation and Syncs
53
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3.1 Data Encoding
53
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3.2 Violation Logic
57
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3.3 TAXI PLL Characteristics
57
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Chapter 4
Clock Generation and Distribution
59
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4.1 TAXI Transmitter Clock Connections
59
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4.1.1 Local Mode Transmitters
60
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4.2 TAXI Receiver Clock Connections
60
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4.2.1 Cascade Mode Receivers (Am7969-125 only)
61
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Chapter 5
Interfacing with the Serial Media
61
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5.1 Very Short Link, DC Coupled
62
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5.2 Terminated, DC Coupled
63
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5.3 Terminated, AC Coupled
63
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5.4 Baseline Wander and the AC Coupling Capacitor
64
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5.5 Interfacing to Fiber Optic Transmitters/Receivers
66
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5.5.1 DC-Coupled TAXl-Fiber Optic Transceiver Interface
66
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5.5.2 AC-Coupled TAXl-Fiber Optic Transceiver Interface
68
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5.6 Interfacing to Coaxial Cable
68
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5.7 Interfacing to Twisted-Pair Cable
70
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Chapter 6
Board Layout Considerations
71
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6.1 Printed Circuit Board Layout
71
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6.1.1 Rules for Layout
71
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6.2 Layout using Fiber Optic Data Links
73
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