PC87431S资料

PC87431M/S/C mini-Baseboard Management Controller (mBMC)November2002Revision1.4PC87431M/S/Cmini-Baseboard Management Controller (mBMC)GeneralDescriptionTheNationalSemiconductor®PC87431xfamilyofmini-BaseboardManagementControllers(mBMC)isalightver-sionoftheIPMIv1.5BMC.Itistargetedforawiderangeofremote-controlledplatformssuchasservers,workstations,hubs and printers.ThePC87431xincorporatesanembeddedmicrocontroller,threeSystemManagementBus(SMBus®)interfaces,aChassisManagementinterface,Bi-colorLEDcontrol,anin-tegratedflash,Fancontrol,12ADCchannels,andDigitalInput Event andGeneral-Purpose Output pins.ThePC87431xinterfaceswiththehostviaaslaveSMBusinterface;itinterfaceswiththeLANOnMotherboard(LOM)andwithperipheralsviatwoindependentmasterSMBusin-terfaces.ThePC87431xalsosupportsdistributedmanagementarchi-tectureviatheIntelligentPlatformManagementBus(IPMB).Inaddition,thePC87431xincludesaninhibitstraptoen-ablethesystemtoworkwiththedaughterboardofanad-vanced BMC.ThePC87431x,likeothermembersofNational’sAdvancedI/O family, is PC01 and ACPI compliantOutstandingFeaturessssssssssssssssssssssCannedsolutionLANcommandsfollowIPMIv1.5MD5secureauthenticationSupportforavarietyofpopularLOMsFieldReplaceableUnit(FRU)InventorySystemEventLog(SEL)SensorDataRecord(SDR)RepositoryPlatformEventFiltering(PEF)Remotesecurereset,PowerOn/OffRemotesettableBIOSbootoptionsBIOSAlertinginterfaceSystemhealthmonitoringusingSMBus-basedsensorsLANAlertinginPETformatWatchdogTimerHost,LOMandPeripheralinterfaces,viaSMBusIntelligentPlatformManagementBus(PC87431C)DigitalInputEventpinsandGeneral-PurposeOutputpinsIntegratedFancontrolandADC(PC87431S/C)Integratedflash,toreducesystemcostTwoLEDs,withBi-colorLEDcontrolInhibitstrap,toenablethesystemtoworkwiththedaughterboardofanadvancedBMCPC87431x System Connection DiagramHostRJ-45SMBAlertSMBus/IPMBSMINMI10 MHzVCCTRISLAN OnMotherboardLOM SMBus(LOM)SMBAlertPC87431xmini-Baseboard ManagementControllerPWBTNRSTOUT Peripheral SMBusPC87417ServerI/OGeneral-PurposeLEDsFansVINInput EventsSensor DevicesOutput and Digital=OptionalNotes: IPMB interface is supported by PC87431C only. Integrated ADC and Fan are supported by PC87431S/C only.National Semiconductor is a registered trademark of National Semiconductor Corporation.All other brand or product names are trademarks of their respective holders.© 2002 National Semiconductor Corporation元器件交易网www.cecb2b.com

PC87431xDevice-SpecificInformationThe following table shows the main features for the devices in the PC87431x family.FunctionRemoteChassisControlRemoteBootOptionsLANConfigurationandAlertingSystemHealthMonitoringSystemEventLog(SEL)FieldReplaceableUnit(FRU)InventoryPlatformEventFilteringWatchdogandFRBExternalSensorsInterfaceInternalSensors:ADCChannelsandFanAuthenticationIPMBsupportonhostinterfacePC87431M✔✔✔✔✔✔✔✔✔–MD5–PC87431S✔✔✔✔✔✔✔✔✔✔MD5–PC87431C✔✔✔✔✔✔✔✔✔✔MD5✔The package type is specified by two letters (L or T) that follow the part number:qLLPpackage-PC87431xxx/LqTSSOPpackage-PC87431xxx/TFeaturessssThreeSMBus2.0compatibleInterfacesSystemChassisControlDigitalInputEventsandGeneral-PurposeOutputsIntegrated ADC Channels and Fan Control(PC87431S/C)sss10-bitsuccessiveapproximationAnalogtoDigitalcon-verter(upto12channels)FanSpeedControlforthreefansFanSpeedMonitorfortwofansIPMI and DMTF/ASF SupportsSupportsIntelligentPlatformManagementInterface(IPMI)Specificationv1.5(revision1.1),February20,2002SupportsLANAlertsendingasSNMPTrapinIPMIPlatformEventTrapFormatv1.0,December7,1998SecureAuthentication,basedonRFC1321,TheMD5Message-DigestAlgorithm,R.Rivest,MITLaboratoryforComputerScienceandRSADataSecurity,Inc.,April1992InternalE2PROMsssStoresthefollowing:—Sensor access table—Sensor configuration table—Customizing table—512 bytes for FRU Inventory or OEM dataHost InterfacesClocking, Supply and Package InformationsFaultResilientBooting(FRB)supportwithautono-moussystemreset,powercyclingandCPUorBIOSswitch.CriticaleventalertingfromsystemmonitoringdeviceonperipheralSMBusinterfaceStrapInputControlledOperatingModes:—Inhibit modeClocks:—Single 10 MHz crystal oscillatorPowerSupply:—Single supply operation: 4.7V - 5.5VPackageOptions:—48-pin TSSOP—44-pin LLPsssPeripheral InterfacessLMxx-likeSensorsdevicesforsystemhealthmonitoringSupportsPC874xxLPCSuperI/OforServersandWorkstations.swww.national.com2Rev1.4

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PC87431xPhysicalDimensionsAlldimensionsareinmillimeters44-Pin Leadless Leadframe (LLP) PackageOrder Numbers PC87431Mxx/L, PC87431Sxx/L, PC87431Cxx/LNS Package Number LQA44A48-Pin Plastic Thin Shrink Small Outline (TSSOP) PackageOrder Numbers PC87431Mxx/T, PC87431Sxx/T, PC87431Cxx/TNS Package Number MTD48Rev 1.43www.national.com

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PC87431M/S/C mini-Baseboard Management Controller (mBMC)LIFESUPPORTPOLICYNATIONAL’SPRODUCTSARENOTAUTHORIZEDFORUSEASCRITICALCOMPONENTSINLIFESUPPORTDEVICESORSYSTEMSWITHOUTTHEEXPRESSWRITTENAPPROVALOFTHEPRESIDENTANDGENERALCOUNSELOFNATIONALSEMICONDUCTORCORPORATION.Asusedherein:1.Lifesupportdevicesorsystemsaredevicesorsystemswhich,(a)areintendedforsurgicalimplantintothebody,or(b)supportorsustainlife,andwhosefailuretoperform,whenproperlyusedinaccordancewithinstructionsforuseprovidedinthelabeling,canbereasonablyexpectedtoresultinasignificantinjurytotheuser.NationalSemiconductorCorporationEmail:new.feedback@nsc.com2.Acriticalcomponentisanycomponentofalifesupportdeviceorsystemwhosefailuretoperformcanbereasonablyexpectedtocausethefailureofthelifesupportdeviceorsystem,ortoaffectitssafetyoreffectiveness.NationalSemiconductorEuropeFax:+49(0)1-80-530-85-86Email:europe.support@nsc.comDeutschTel:+49(0)69-9508-6208EnglishTel:+44(0)870-24-0-2171FrançaisTel:+33(0)1-41-91-8790NationalSemiconductorAsiaPacificCustomerResponseGroupFax:65-250-4466Tel:65-254-4466Email:ap.support@nsc.comNationalSemiconductorJapanLtd.Fax:81-3-5639-7507Tel:81-3-5639-7560www.national.comNational does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications.