82503 查看數據表（PDF） - Intel
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82503 Datasheet PDF : 45 Pages
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82503 Dual Serial Transceiver (DST)
CONTENTS
1 0 82503 PRODUCT FEATURES
2 0 PIN DEFINITION
2 1 Power Pins
2 2 Clock Pins
2 3 AUI Pins
2 4 TPE Pins
2 5 Controller Interface Pins
2 6 Mode Pins
2 7 LED Pins
3 0 82503 ARCHITECTURE
3 1 Clock Generation
3 2 Transmit Blocks
3 3 Receive Blocks
3 4 Collision Detection
3 5 Link Integrity
3 6 Jabber Function
3 7 TPE Loopback
3 8 SQE Test Function
3 9 Port Selection
3 10 LED Description
3 11 Polarity Switching
3 12 Controller Interface
PAGE
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CONTENTS
PAGE
4 0 RESET LOW POWER AND TEST
MODES
16
4 1 Reset
16
4 2 Low Power and High Impedance
Modes
16
4 3 Diagnostic Loopback
16
4 4 Customer Test Modes (Continuous
AUI TPE Transmit)
16
5 0 APPLICATION EXAMPLE
17
5 1 Introduction
17
5 2 Design Guidelines
17
5 3 Layout Guidelines
17
6 0 PACKAGE THERMAL
SPECIFICATIONS
19
7 0 ELECTRICAL SPECIFICATIONS
AND TIMINGS
20
2
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