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Intel ® 31244 PCI-X to Serial ATA Controller

Overview

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16	Design Guide

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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 About This Document Reference DocumentationTerminology and Definitions 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 Serial ATA Signals Pin Descriptions Signal Pin DescriptionsName Description PCI-X Bus Pin Descriptions Sheet 1 PCI-X Bus Pin Descriptions Sheet 2 Configuration Pin DescriptionsJtag Pin Descriptions 1 VA0, VA1 Vccpll Pin Requirements Power Supply Pin DescriptionsSerial 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 Differential Impedance Trace ImpedanceExample 1. Two-by-two Differential Impedance Matrix Intel 31244 PCI-X to Serial ATA Controller Serial ROM Interface Intel 31244 PCI-X to Serial ATA Controller Interface PortsJtag Interface PCI-X Interface Direct Port Access DPA Extended Voltage ModeNormal Voltage Mode Extended Voltage Mode SDO LED SDI SCS# Sclk SCK LED InterfaceLED 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 Stackup for Backplane Designs Motherboard Stackup, MicrostripMotherboard Microstrip Parameters Variable Nominal mil Tolerance Min mil Max mil Microstrip Stackup Backplane Stripline Stackup Backplane Stripline StackupStripline Stackup Cable Specification Cable Interconnect With BackplaneBackplane Stackup, Microstrip Backplane Stackup, Offset Stripline This page left intentionally blank PCI Voltage Levels PCI-X Layout GuidelinesPCI/X Voltage Levels PCI-X Clocking Modes PCI/X Clocking ModesGND PCI General Layout Guidelines Add-on Card Routing ParametersMinimum Maximum CLK Protection Circuitry for Add-in Cards PCI-X Layout Guidelines For Slot ConfigurationsPCI-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 Cables and Connectors Serial ATA Signal DefinitionsCabling 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 Interface Timing and SI Requirements Test MethodologyParameter 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-up/Pull-down Sheet 1 Terminations Pull-down/Pull-upsPull-up or Pull-down Comments Terminations Pull-up/Pull-down Sheet 2 Shows the block diagram of this customer reference board Features Probing PCI-X Signals Debug Connectors and Logic Analyzer Connectivity13Logic 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 Solutions Lead H-PBGA Package Thermal CharacteristicsThermal Recommendations Thermal Resistance This page left intentionally blank References Related DocumentsDesign References Design References Electronic Information Electronic Information Intel 31244 PCI-X to Serial ATA Controller This page left intentionally blank