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1、AllegroPCBPIUserGuideProductVersion15.7July20062001-2006CadenceDesignSystems,Inc.Allrightsreserved.PrintedintheUnitedStatesofAmerica.CadenceDesignSystems,Inc.,555RiverOaksParkway,SanJose,CA95134,USATrademarks:TrademarksandservicemarksofCadenceDesignSystems,Inc.(Cadence)containedinthisdocumentareattributedtoCadencewiththeappropriatesymbol.ForqueriesregardingCadence’strademarks,contactthecorporatelegaldepartmentattheaddressshownaboveorcall1-800-862-4522.OpenSystemC,OpenSystemCInitiative,OSCI,Sys。
2、temC,andSystemCInitiativearetrademarksorregisteredtrademarksofOpenSystemCInitiative,Inc.intheUnitedStatesandothercountriesandareusedwithpermission.Allothertrademarksarethepropertyoftheirrespectiveholders.RestrictedPrintPermission:Thispublicationisprotectedbycopyrightandanyunauthorizeduseofthispublicationmayviolatecopyright,trademark,andotherlaws.Exceptasspecifiedinthispermissionstatement,thispublicationmaynotbecopied,reproduced,modified,published,uploaded,posted,transmitted,ordistributedinanyway,w。
3、ithoutpriorwrittenpermissionfromCadence.Thisstatementgrantsyoupermissiontoprintone(1)hardcopyofthispublicationsubjecttothefollowingconditions:1.Thepublicationmaybeusedsolelyforpersonal,informational,andnoncommercialpurposes;2.Thepublicationmaynotbemodifiedinanyway;3.Anycopyofthepublicationorportionthereofmustincludealloriginalcopyright,trademark,andotherproprietarynoticesandthispermissionstatement;and4.Cadencereservestherighttorevokethisauthorizationatanytime,andanysuchuseshallbediscontinuedimmed。
4、iatelyuponwrittennoticefromCadence.Disclaimer:InformationinthispublicationissubjecttochangewithoutnoticeanddoesnotrepresentacommitmentonthepartofCadence.TheinformationcontainedhereinistheproprietaryandconfidentialinformationofCadenceoritslicensors,andissuppliedsubjectto,andmaybeusedonlybyCadence’scustomerinaccordancewith,awrittenagreementbetweenCadenceanditscustomer.Exceptasmaybeexplicitlysetforthinsuchagreement,Cadencedoesnotmake,andexpresslydisclaims,anyrepresentationsorwarrantiesastothecomplet。
5、eness,accuracyorusefulnessoftheinformationcontainedinthisdocument.Cadencedoesnotwarrantthatuseofsuchinformationwillnotinfringeanythirdpartyrights,nordoesCadenceassumeanyliabilityfordamagesorcostsofanykindthatmayresultfromuseofsuchinformation.RestrictedRights:Use,duplication,ordisclosurebytheGovernmentissubjecttorestrictionsassetforthinFAR52.227-14andDFAR252.227-7013etseq.oritssuccessor.AllegroPCBPIUserGuideJuly20063ProductVersion15.71Introduction..................................................。
6、.......5TheChallenge:PowerIntegrityinHighSpeedPCBDesign............................................................6TheSolution:AllegroPCBPI...............................................7AllegroPCBPIWorkflow..................................................7UseModels...........................................................102PreparingforPowerplaneAnalysis.............................11UsingtheSetupWizard..................................................12InvokingtheSetupWizard.................。
7、...............................13BoardOutline..........................................................14Stack-up..............................................................15DCNet/PlaneAssociation................................................16DCPowerPairSetup....................................................19DesignDeviceSetup....................................................21LibrarySetup..........................................................223PowerIntegrityDesignandAnalysis......。
8、.....................33PowerplaneTargetImpedance............................................34Single-nodeSimulation..................................................34Analysis..............................................................40Reports..............................................................42Multi-nodeSimulation...................................................44TimeandFrequency-DomainSimulation.....................................49Multi-planePairSimulation....................。
9、...........................52AnalysisPreferences....................................................56PlacingComponents....................................................62ContentsAllegroPCBPIUserGuideJuly20064ProductVersion15.7WorkingwithVoltageRegulatorModules(VRM)...............................64PlacingNoiseSources...................................................70PlacingDecouplingCapacitors............................................72ATemporaryPackages....................................。
10、.........79Overview.............................................................80CreatingTemporarySurfaceMountedPackages..............................80CreatingTemporaryLeadedPackages......................................84AllegroPCBPIUserGuideJuly20065ProductVersion15.71IntroductionTopicsinthischapterinclude TheChallenge:PowerIntegrityinHighSpeedPCBDesignonpage6. TheSolution:AllegroPCBPIonpage7. AllegroPCBPIWorkflowonpage7. UseModelsonpage10.AllegroPCBPIUserGuideIntroductionJuly20066ProductVersi。
本文标题:PCB电源完整性设计用户指定
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