User ManualTable of ContentsContents3Figures5Figure 1. Intel® 31244 PCI-X to Serial ATA Controller Block Diagram14Figure 2. Quad Serial ATA Host Bus Adapter15Figure 3. Packaging Considerations17Figure 4. Package Information: 256-pin PBGA22Figure 5. PBGA Mapped By Pin Function23Figure 6. Examples of Stubless and Short Stub Traces25Figure 7. Crosstalk Effects on Trace Distance and Height26Figure 8. PCB Ground Layout Around Connectors26Figure 9. Cross Section of Differential Trace29Figure 10. LED and Serial EEPROM Configurations34Figure 11. Intel® 31244 PCI-X to Serial ATA Controller Connection Scheme - Normal Mode38Figure 12. Intel® 31244 PCI-X to Serial ATA Controller HBA Stackup39Figure 13. Write Backplane Topology40Figure 14. Read Backplane Topology41Figure 15. Microstrip Stackup43Figure 16. Stripline Stackup44Figure 17. Single-Slot Topology52Figure 18. Embedded Intel® 31244 PCI-X to Serial ATA Controller Design with Single PCI-X Load53Figure 19. Embedded PCI-X Design With Multiple Loads54Figure 20. Serial ATA Direct Connect55Figure 21. Serial ATA Connectors Cable to Host Connections56Figure 22. Serial ATA Host Connectors57Figure 23. Serial ATA Cable Signal Connections58Figure 24. Serial ATA Eye Diagram62Figure 25. Extended Mode Receiver Example63Figure 26. Extended Mode Driver Example64Figure 27. Intel® IQ31244 PCI-X to Serial ATA Controller Evaluation Platform Board Block Diagram67Tables6Table 1. Reference Documents9Table 2. Terminology and Definition (Sheet 1 of 3)9Table 3. Serial ATA Signals Pin Descriptions18Table 4. PCI-X Bus Pin Descriptions (Sheet 1 of 2)19Table 5. Configuration Pin Descriptions20Table 6. JTAG Pin Descriptions20Table 7. Serial ROM Interface Pin Descriptions21Table 8. Power Supply Pin Descriptions21Table 9. Normal Voltage Mode33Table 10. Extended Voltage Mode33Table 11. Normal Voltage Mode38Table 12. Motherboard Stackup, Microstrip42Table 13. Motherboard Microstrip Parameters42Table 14. Backplane Stripline Stackup44Table 15. Backplane Stackup, Microstrip45Table 16. Backplane Stackup, Offset Stripline45Table 17. Cable Specification45Table 18. PCI/X Voltage Levels47Table 19. PCI-X Clocking Modes48Table 20. Add-on Card Routing Parameters49Table 21. PCI-X Slot Guidelines50Table 22. Wiring Lengths for Single Slot52Table 23. Wiring Lengths for Embedded Intel® 31244 PCI-X to Serial ATA Controller with Single PCI-X Load53Table 24. Wire Lengths For Multiple PCI-X Load Embedded Intel® 31244 PCI-X to Serial ATA Controller Design54Table 25. Serial ATA Signal Definitions55Table 26. Interface Timing and SI Requirements61Table 27. Timing Requirement62Table 28. Extended Voltage Mode Receiver63Table 29. Extended Mode Driver64Table 30. Terminations: Pull-up/Pull-down (Sheet 1 of 2)65Table 31. Logic Analyzer Pod 1 (Sheet 1 of 2)69Table 32. Logic Analyzer Pod 270Table 33. Logic Analyzer Pod 371Table 34. Logic Analyzer Pod 472Table 35. Logic Analyzer Pod 572Table 36. Logic Analyzer Pod 673Table 37. Thermal Resistance77Table 38. 544-Lead H-PBGA Package Thermal Characteristics77Table 39. Design References79Table 40. Intel Related Documentation79Table 41. Electronic Information80Revision History7About This Document 191.1 Reference Documentation91.2 Terminology and Definitions9Overview 2132.1 Features132.2 Applications15Intel® 31244 PCI-X to Serial ATA Controller Package 3173.1 Signal Pin Descriptions183.1.1 VA0, VA1 (VCCPLL) Pin Requirements213.2 Package/Marking Information223.3 Ball Map By Function23Routing Guidelines 4254.1 General Routing Guidelines254.2 Crosstalk264.3 EMI Considerations274.4 Power Distribution and Decoupling284.4.1 Decoupling284.4.1.1 Intel® 31244 PCI-X to Serial ATA Controller Decoupling284.5 Trace Impedance294.5.1 Differential Impedance29Intel® 31244 PCI-X to Serial ATA Controller Interface Ports 5315.1 Serial ROM Interface315.2 JTAG Interface315.3 PCI-X Interface325.4 Serial ATA Interface335.4.1 Direct Port Access (DPA)335.4.2 Extended Voltage Mode335.4.3 LED Interface345.4.4 Reference Clock Generation35Printed Circuit Board (PCB) Methodology 6376.1 Intel® 31244 PCI-X to Serial ATA Controller Normal Mode (standard SATA driver)386.1.1 Intel® 31244 PCI-X to Serial ATA Controller HBA Stackup396.2 Extended Voltage Mode396.2.1 Backplane Topologies406.2.2 Motherboard Stackup for Backplane Designs426.2.3 Backplane Stripline Stackup446.2.4 Cable Interconnect With Backplane45PCI-X Layout Guidelines 7477.1 PCI Voltage Levels477.2 PCI/X Clocking Modes487.3 PCI General Layout Guidelines497.4 PCI-X Layout Guidelines For Slot Configurations507.4.1 Protection Circuitry for Add-in Cards507.4.2 PCI Clock Layout Guidelines517.4.3 Connecting Intel® 31244 PCI-X to Serial ATA Controller to Single-Slot527.4.4 Embedded Intel® 31244 PCI-X to Serial ATA Controller Single PCI-X Load537.4.5 Embedded Intel® 31244 PCI-X to Serial ATA Controller Design With Multiple PCI-X Loads54Cables and Connectors 8558.1 Cabling558.1.1 Serial ATA Cable58Voltage Power Delivery 9599.1 Intel® 31244 PCI-X to Serial ATA Controller Core Supply Voltage: Providing 2.5 V in 3.3 V System59Test Methodology 106110.1 Extended Voltage Mode6310.1.1 Extended Voltage Mode Receiver Model6310.1.2 Extended Voltage Mode Driver Model64Terminations: Pull-down/Pull-ups 1165Intel® IQ31244 PCI-X to Serial ATA Controller Evaluation Platform Board 126712.1 Features68Debug Connectors and Logic Analyzer Connectivity 136913.1 Probing PCI-X Signals69Design for Manufacturing 1475Thermal Solutions 157715.1 Thermal Recommendations77References 167916.1 Related Documents7916.2 Electronic Information80Intel® IQ31244 Controller Evaluation Platform Board Bill of Materials A81Size: 764 KBPages: 82Language: EnglishOpen manual