Intel 440GX, Руководство по конструкции

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viii Intel
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440GX AGPset Design Guide
Tables
2-1 Recommended Trace Lengths for Single Processor Design ........................2-7
2-2 Recommended Trace Lengths for Dual Processor Designs2.......................2-8
2-3 SET Trace Length Requirements .................................................................2-9
2-4 Recommended 100 MHz System Flight Time Specs .................................2-13
2-5 System Timing Requirements for Validating Setup/Hold Windows ............2-16
2-6 Ringback Guidelines at the Intel
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Pentium
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II Processor Edge Fingers ...2-16
2-7 Intel
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Pentium
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II Processor and Inte
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l 440GX AGPset
System Timing Equations ...........................................................................2-17
2-8 Intel
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Pentium
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II Processor and Intel
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440GX AGPset
System Timing Terms .................................................................................2-17
2-9 Intel
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Pentium
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II Processor and Intel
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440GX AGPset 100 MHz
Timing Specifications..................................................................................2-18
2-10 Recommended 100 MHz System Timing Parameters................................2-18
2-11 Recommended 100 MHz System Flight Time Specs .................................2-18
2-12 Data and Associated Strobe .......................................................................2-19
2-13 Source Synchronous Motherboard Recommendations ..............................2-20
2-14 Control Signal Line Length Recommendations ..........................................2-20
2-15 Source Synchronous Motherboard Recommendations ..............................2-21
2-16 Control Signal Line Length Recommendations ..........................................2-21
2-17 MDx lines Reference Planes Routing .........................................................2-23
2-18 FET Switch DQ Route Example .................................................................2-25
2-19 Motherboard Model: SRAS_B#, 4 DIMMs ..................................................2-28
2-20 Motherboard Model: SCAS_A#, 4 DIMMs ..................................................2-28
2-21 Motherboard Model: SCAS_B#, 4 DIMMs ..................................................2-28
2-22 Motherboard Model: WE_A#, 4 DIMMs ......................................................2-29
2-23 Motherboard Model: WE_B#, 4 DIMMs ......................................................2-29
2-24 Motherboard Model: MA_A[14:0], 4 DIMMs ...............................................2-29
2-25 Motherboard Model: MA_B[12,11,9:0]#, MA_B[14,13,10], 4 DIMMs..........2-30
3-1 Slot Connectivity ...........................................................................................3-2
3-2 GND & Power Pin Definition .........................................................................3-4
3-3 Processor Frequency Select.........................................................................3-8
3-4 82443GX Connectivity ................................................................................3-10
3-5 Strapping Options .......................................................................................3-13
3-6 SDRAM Connectivity ..................................................................................3-14
3-7 PIIX4E Connectivity ....................................................................................3-16
3-8 IDE Series Termination...............................................................................3-20
3-9 PIIX4E PWR & GND ...................................................................................3-22
3-10 Non-PIIX4E PCI Signals .............................................................................3-23
3-11 Non-PIIX4E ISA Signals .............................................................................3-23
3-12 Non-PIIX4E IDE ..........................................................................................3-24
3-13 Flash Vpp Recommendations....................................................................3-27
5-1 Slot 1 Connector ...........................................................................................5-1
5-2 Retention Mechanism, Retention Mechanism Module
Attach Sink Suppor .......................................................................................5-1
5-3 GTL+ Bus Slot 1 Terminator Cards ..............................................................5-1
5-4 Voltage Regulator Modules ..........................................................................5-2
5-5 Voltage Regulator Control Silicon Vendors ..................................................5-2
5-6 Clock Driver Vendors....................................................................................5-3
5-7 Power Management Component Vendors....................................................5-3
5-8 FET Switch Vendors .....................................................................................5-3