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Intel ® 31244 PCI-X to Serial ATA Controller

Thermal Solutions

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78	Design Guide

Image 78

Intel 31244 PCI-X manual This page left intentionally blank

Contents

Intel 31244 PCI-X to Serial ATA Controller Design Guide Intel 31244 PCI-X to Serial ATA Controller Contents Connecting Intel 31244 PCI-X to Serial ATA Controller Figures Wire Lengths For Multiple PCI-X Load Embedded Tables Revision History Date Revision # Description This page intentionally left blank Terminology and Definitions About This DocumentReference Documentation Reference Documents Terminology and Definition Sheet 2 Terminology and Definition Sheet 3 ISI This page left intentionally blank Features Overview PCI-X Fifo Applications Quad Serial ATA Host Bus Adapter This page left intentionally blank Intel 31244 PCI-X to Serial ATA Controller Package Packaging Considerations Signal Pin Descriptions Serial ATA Signals Pin DescriptionsName Description PCI-X Bus Pin Descriptions Sheet 1 Configuration Pin Descriptions PCI-X Bus Pin Descriptions Sheet 2Jtag Pin Descriptions Power Supply Pin Descriptions 1 VA0, VA1 Vccpll Pin RequirementsSerial ROM Interface Pin Descriptions Package/Marking Information Package Information 256-pin Pbga Ball Map By Function Pbga Mapped By Pin Function This page left intentionally blank Routing Guidelines General Routing Guidelines Crosstalk Crosstalk Effects on Trace Distance and Height EMI Considerations Power Distribution and Decoupling Decoupling Trace Impedance Differential ImpedanceExample 1. Two-by-two Differential Impedance Matrix Intel 31244 PCI-X to Serial ATA Controller Intel 31244 PCI-X to Serial ATA Controller Interface Ports Serial ROM InterfaceJtag Interface PCI-X Interface Normal Voltage Mode Direct Port Access DPAExtended Voltage Mode Extended Voltage Mode LED Interface SDO LED SDI SCS# Sclk SCKLED LED0 LED1 Reference Clock Generation Load Capacitance 20 pF Shunt Capacitance 7 pF This page left intentionally blank Printed Circuit Board PCB Methodology6 Conn Extended Voltage Mode Intel 31244 PCI-X to Serial ATA Controller HBA Stackup Backplane Topologies Write Backplane Topology Read Backplane Topology Motherboard Microstrip Parameters Motherboard Stackup for Backplane DesignsMotherboard Stackup, Microstrip Variable Nominal mil Tolerance Min mil Max mil Microstrip Stackup Backplane Stripline Stackup Backplane Stripline StackupStripline Stackup Backplane Stackup, Microstrip Cable SpecificationCable Interconnect With Backplane Backplane Stackup, Offset Stripline This page left intentionally blank PCI-X Layout Guidelines PCI Voltage LevelsPCI/X Voltage Levels PCI/X Clocking Modes PCI-X Clocking ModesGND Minimum Maximum PCI General Layout GuidelinesAdd-on Card Routing Parameters CLK PCI-X Layout Guidelines For Slot Configurations Protection Circuitry for Add-in CardsPCI-X Slot Guidelines PCI Clock Layout Guidelines Wiring Lengths for Single Slot Segment Lower AD Bus Upper AD Bus Lower AD Bus Upper AD Bus Embedded PCI-X Design With Multiple Loads Cabling Cables and ConnectorsSerial ATA Signal Definitions Serial ATA Direct Connect Cables and Connectors Serial ATA Host Connectors Serial ATA Cable Signal Connections Serial ATA Cable Voltage Power Delivery This page left intentionally blank Test Methodology Interface Timing and SI RequirementsParameter Min Max Serial ATA Eye Diagram Timing Requirement Extended Voltage Mode Receiver Model Extended Voltage Mode Receiver Extended Voltage Mode Driver Model Extended Mode Driver Terminations Pull-down/Pull-ups Terminations Pull-up/Pull-down Sheet 1Pull-up or Pull-down Comments Terminations Pull-up/Pull-down Sheet 2 Shows the block diagram of this customer reference board Features Debug Connectors and Logic Analyzer Connectivity13 Probing PCI-X SignalsLogic Analyzer Pod 1 Sheet 1 Logic Analyzer Pod 1 Sheet 2 Logic Analyzer Pod Irdy PCI-X Signal Name Logic Analyzer Pod This page left intentionally blank Design for Manufacturing Design for Manufacturing Thermal Recommendations Thermal SolutionsLead H-PBGA Package Thermal Characteristics Thermal Resistance This page left intentionally blank Design References ReferencesRelated Documents Design References Electronic Information Electronic Information Intel 31244 PCI-X to Serial ATA Controller This page left intentionally blank