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Intel 31244 PCI-X manual This page intentionally left blank

Models: 31244 PCI-X

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Intel® 31244 PCI-X to Serial ATA Controller

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8	Design Guide

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Intel 31244 PCI-X manual This page intentionally left blank

Contents

Intel 31244 PCI-X to Serial ATA Controller Design GuideIntel 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 TablesRevision History Date Revision # DescriptionThis page intentionally left blank About This Document Reference DocumentationTerminology and Definitions Reference DocumentsTerminology and Definition Sheet 2 Terminology and Definition Sheet 3 ISIThis page left intentionally blank Features OverviewPCI-X FifoApplications Quad Serial ATA Host Bus AdapterThis page left intentionally blank Intel 31244 PCI-X to Serial ATA Controller Package Packaging ConsiderationsName Description Signal Pin DescriptionsSerial ATA Signals Pin Descriptions PCI-X Bus Pin Descriptions Sheet 1 Jtag Pin Descriptions Configuration Pin DescriptionsPCI-X Bus Pin Descriptions Sheet 2 Serial ROM Interface Pin Descriptions Power Supply Pin Descriptions1 VA0, VA1 Vccpll Pin Requirements Package/Marking Information Package Information 256-pin PbgaBall Map By Function Pbga Mapped By Pin FunctionThis page left intentionally blank Routing Guidelines General Routing GuidelinesCrosstalk Crosstalk Effects on Trace Distance and HeightEMI Considerations Power Distribution and Decoupling DecouplingExample 1. Two-by-two Differential Impedance Matrix Trace ImpedanceDifferential Impedance Intel 31244 PCI-X to Serial ATA Controller Jtag Interface Intel 31244 PCI-X to Serial ATA Controller Interface PortsSerial ROM Interface PCI-X Interface Direct Port Access DPA Extended Voltage ModeNormal Voltage Mode Extended Voltage ModeLED LED0 LED1 LED InterfaceSDO LED SDI SCS# Sclk SCK Reference Clock Generation Load Capacitance 20 pF Shunt Capacitance 7 pFThis page left intentionally blank Printed Circuit Board PCB Methodology6 Conn Extended Voltage Mode Intel 31244 PCI-X to Serial ATA Controller HBA StackupBackplane Topologies Write Backplane TopologyRead Backplane Topology Motherboard Stackup for Backplane Designs Motherboard Stackup, MicrostripMotherboard Microstrip Parameters Variable Nominal mil Tolerance Min mil Max milMicrostrip Stackup Stripline Stackup Backplane Stripline StackupBackplane Stripline Stackup Cable Specification Cable Interconnect With BackplaneBackplane Stackup, Microstrip Backplane Stackup, Offset StriplineThis page left intentionally blank PCI/X Voltage Levels PCI-X Layout GuidelinesPCI Voltage Levels GND PCI/X Clocking ModesPCI-X Clocking Modes PCI General Layout Guidelines Add-on Card Routing ParametersMinimum Maximum CLKPCI-X Slot Guidelines PCI-X Layout Guidelines For Slot ConfigurationsProtection Circuitry for Add-in Cards PCI Clock Layout Guidelines Wiring Lengths for Single Slot Segment Lower AD Bus Upper AD BusLower AD Bus Upper AD Bus Embedded PCI-X Design With Multiple Loads Cables and Connectors Serial ATA Signal DefinitionsCabling Serial ATA Direct ConnectCables and Connectors Serial ATA Host Connectors Serial ATA Cable Signal Connections Serial ATA CableVoltage Power Delivery This page left intentionally blank Parameter Min Max Test MethodologyInterface Timing and SI Requirements Serial ATA Eye Diagram Timing RequirementExtended Voltage Mode Receiver Model Extended Voltage Mode ReceiverExtended Voltage Mode Driver Model Extended Mode DriverPull-up or Pull-down Comments Terminations Pull-down/Pull-upsTerminations Pull-up/Pull-down Sheet 1 Terminations Pull-up/Pull-down Sheet 2 Shows the block diagram of this customer reference board Features Logic Analyzer Pod 1 Sheet 1 Debug Connectors and Logic Analyzer Connectivity13Probing PCI-X Signals Logic Analyzer Pod 1 Sheet 2 Logic Analyzer PodIrdy PCI-X Signal Name Logic Analyzer Pod This page left intentionally blank Design for Manufacturing Design for Manufacturing Thermal Solutions Lead H-PBGA Package Thermal CharacteristicsThermal Recommendations Thermal ResistanceThis page left intentionally blank References Related DocumentsDesign References Design ReferencesElectronic Information Electronic InformationIntel 31244 PCI-X to Serial ATA Controller This page left intentionally blank