VIA Technologies VT82C694X Pro Spécifications Page 19
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- Table des matières
- MARQUE LIVRES
- Design Guide 1
- VT82C694X 1
- Apollo Pro133A 1
- South Bridge 1
- Copyright Notice: 2
- Disclaimer Notice: 2
- Offices: 2
- Online Services: 2
- REVISION HISTORY 3
- TABLE OF CONTENTS 4
- LIST OF FIGURES 7
- LIST OF TABLES 9
- We ConnectWe Connect 10
- INTRODUCTION 11
- 1.1 About This Design Guide 11
- 1.2.3 System Block Diagram 14
- MOTHERBOARD DESIGN GUIDELINES 17
- 2.1 Ballout Assignment 17
- Package Information: 18
- 2.2 Motherboard Description 19
- 2.2.3.1 Four-Layer Board 25
- 2.2.3.2 Six-Layer Board 26
- 2.2.5 Capacitive Decoupling 27
- 2.2.6 Power Plane Partitions 31
- 2.2.8 Power Up Configuration 37
- 2.3.2.1 Clock Requirements 40
- 2.3.2.2 Clocking Scheme 41
- 2.3.2.6 AGP Clock Signals 46
- 2.3.2.7 PCI Clock Signals 47
- (North Bridge) 52
- Socket-370 52
- (a) Component Side 53
- (b) Solder Side 53
- AGP Slot 62
- (Universal) 62
- 2.5.1 USB controller 69
- 2.5.2.1 AC'97 Link 71
- 2.5.2.2 Game/MIDI ports 72
- 2.5.3 Hardware Monitoring 73
- 2.5.6 IDE 76
- 2.5.7 Suspend to DRM 80
- 3.1 SDRAM Timing 83
- ELECTRICAL SPECIFICATIONS 85
- 4.1 Absolute Maximum Ratings 85
- 4.3 DC Characteristics 86
- 4.4 Power Dissipation 86
- 5.1 Overview 87
- Technologies, Inc 100
- 5.4.4 Clock Trace Checklist 102
- APPENDICES 105
- B.1 Introduction 109
- B.2 Layout Recommendations 110
- AC-Coupling Capacitors 111
- Voltage Regulators 112
- On-board Audio Connectors 112
- Ground planes 113
- Power planes 114
- B.2.3 Routing Guidelines 115
- Guidelines 118
- MODEL:VT5228C 121
- P6 KLAMATH SLOT 122
- For AGP 2X/4X mode 131
- For AGP 2X mode only 131
- KEYBOARD WAKE UP 134
- COM1, COM2 AND IR 137
- For STR function 140
- For NON-STR function 140
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