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