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Intel 740 User Manual

Intel 740
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Intel740™ Graphics Accelerator Design Guide
iii
Contents
1 Introduction ................................................................................................................1-1
1.1 About This Design Guide..............................................................................1-1
1.2 References....................................................................................................1-2
2 Addin Card Design.....................................................................................................2-1
2.1 Introduction ...................................................................................................2-1
2.1.1 Design Features...............................................................................2-2
2.1.1.1 Intel740™ Graphics Accelerator.....................................2-2
2.1.2 BT829B - Video Decoder.................................................................2-3
2.1.2.1 BT869 - TV Encoder.......................................................2-3
2.1.3 Terminology .....................................................................................2-3
2.1.3.1 Power Sources ...............................................................2-3
2.1.3.2 Fences............................................................................2-4
2.1.3.3 Stitching..........................................................................2-4
2.2 Layout and Routing Guidelines.....................................................................2-5
2.2.1 Placement........................................................................................2-5
2.2.2 Board Description ............................................................................2-6
2.2.3 BGA Component..............................................................................2-8
2.2.3.1 Layout Requirements......................................................2-8
2.2.3.2 Ground Connections.......................................................2-9
2.2.3.3 Power Connections.........................................................2-9
2.2.3.4 Decoupling....................................................................2-10
2.2.3.5 General Signal Routing.................................................2-11
2.2.4 Voltage Regulator ..........................................................................2-11
2.2.5 Bt829 Video Decoder.....................................................................2-11
2.2.5.1 Ground Planes..............................................................2-12
2.2.5.2 Power Planes................................................................2-12
2.2.5.3 Passive Components and Signal Routing ....................2-12
2.2.6 Bt869 Video Encoder.....................................................................2-12
2.2.6.1 Ground Planes..............................................................2-12
2.2.6.2 Power Planes................................................................2-13
2.2.6.3 Passive Components and Signal Routing ....................2-13
2.2.6.4 AGP Layout and Routing Guidelines............................2-13
2.2.6.5 Intel740™ Graphics Accelerator Memory
Layout and Routing Guidelines.....................................2-14
2.2.6.6 Intel740™ Graphics Accelerator Memory
Configurations...............................................................2-17
2.2.6.7 TV Out Interface ...........................................................2-20
2.2.6.8 Analog Signals..............................................................2-20
2.2.7 UL and FCC Considerations..........................................................2-20
2.3 Addin Card Schematics ..............................................................................2-21

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Intel 740 Specifications

General IconGeneral
BrandIntel
Model740
CategoryVideo Card
LanguageEnglish