标签: placement

LMIConditionsforNon-QuadraticStabilizationofT-SModelswithPolePlacementAssignation

Dominantfour-poleplacementinfilteredPIDcontrolloopwithdelay

DesignofDirectPolePlacementPIDSelf-Tuners

AllegroPlacement--布局要点与技巧总结—会议PPT

直播PPT_AllegroPlacement--布局要点与技巧总结

CRT&TVOUTPlacement

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【应用手册】AN578:ManualPlacementofCMUPLLsandATXPLLsinStratixIVGXandGTDevicesThisapplicationnotedescribesthestepsinvolvedinthemanualplacementofCMUphase-lockedloops(PLLs)andATXPLLsinAltera’sStratix®IVGXandGTFPGAs.Altera’sQuartus®IIsoftwareautomaticallyplacestheCMUPLLsandATXPLLsbydefault.ThedefaultplacementofCMUPLLsbytheQuartusIIsoftwaremaynotbeoptimumforallbondedconfigurations,exceptforthePCIExpress(PIPE)×8bondedconfigurationandtheBasic×8bondedconfiguration.CheckthedefaultplacementtodecideifitisoptimumforskewrequirementsinyourBasic(PMADirect)×Nbondeddesign.Ifitisnot,manualplacementoftheCMUPLLsisrecommended.ThedefaultplacementofATXPLLsbytheQuartusIIsoftwareisperformedarbitrarilyforallbondedconfigurations,exceptforthePCIExpress(PIPE)×8bondedconfiguration.Checkthedefaultplacementtodecideifitisoptimumforskewrequirementsinyourdesign.Ifitisnot,manualplacementoftheATXPLLsisrecommended.ThisapplicationnoteusestheBasic(PMADirect)xNbondedconfigurationasanexamplescenario,whereskewisacriticalparameterandisdependentonthelocationofthetransmitterPLL(CMUPLLorATXPLL).AN578:ManualPlacementofCMUPLLsandATXPLLsinStratixIVGXandGTDevicesMay2009AN-578-1.0IntroductionThisapplicationnotedescribesthestepsinvolvedinthemanualplacementofCMUphase-lockedloops(PLLs)andATXPLLsinAltera’sStratixIVGXandGTFPGAs.Altera’sQuartusIIsoftwareautomaticallyplacestheCMUPLLsandATXPLLsbydefault.Thedefaultplacement……

PLACEMENTinAllegro,(5)PLACEMENTinAllegro……

ImportantNotesforTVSplacementintheCircuitImportantNotesforTVSplacementintheCircuit1.Grounding,RulesofThumb•UseMultilayerPCBw/internalgroundplanes•GroundRings:>2.5mmwide•Powertracesnexttogroundtraces•Connectpowergroundtoedgeconnector•Designlowimpedancegrounds•UseTVSfrompowerpintoPCBground2.ShieldingMaterial:•MetalEnclosure/Case•ConductiveFilledPlastics•ConductivePaint3.)PCBTraceDesign(layout)•120V=>1.5mm•1500V=>2.2mm•20000V=>20mm4.)PCBConnectors•RecommendShieldedFemaletype•Mountincenterofcardedge•Connectcableshieldtocircuitground5.)EMC/EMICouplingPath•MinimizeCurrentLoopareas•Reduce……

BGA封装的布线规则和指南（Cyclone/2、strati...,BGACHIPPLACEMENTANDROUTINGRULE……

BGA_Ground_Ball_PlacementThisisthesecondinaseriesoftechonlinepresentationsaboutXilinxFPGAcomponentsandtheirpackaging.ThispresentationisbestviewedusingtheAdobereaderat100%viewingsizeonascreenofatleast1024x768resolution.BGAPackageCrosstalkinDepthGroundBallPlacementXilinxVirtex-4FPGAandAlteraStratixIIFPGAPreparedforXilinxTechOn-LineJune7,2005ByDr.HowardJohnsonTheory,examples,giantscalemodels,andmeasuredlabresultsofcrosstalkinBGApackages2005SignalConsulting,Inc.Allrightsreserved.Xilinxisaregisteredtrademark,andVirtex-4atrademark,ofXilinx,Inc.AlteraandStratixareregisteredtrademarksofAlteraCorporation.Allothercompanyandproductnamesmaybetrademarksoftheirrespectivecompanies.Peter,thankyouforthat……