ug483_7Series_PCB

7SeriesFPGAsPCBDesignGuideUG483(v1.10)November12,20147SeriesFPGAsPCBDesignGuide(v1.10)November12,2014Theinformationdisclosedtoyouhereunder(theMaterials)isprovidedsolelyfortheselectionanduseofXilinxproducts.Tothemaximumextentpermittedbyapplicablelaw:(1)MaterialsaremadeavailableASISandwithallfaults,XilinxherebyDISCLAIMSALLWARRANTIESANDCONDITIONS,EXPRESS,IMPLIED,ORSTATUTORY,INCLUDINGBUTNOTLIMITEDTOWARRANTIESOFMERCHANTABILITY,NON-INFRINGEMENT,ORFITNESSFORANYPARTICULARPURPOSE;and(2)Xilinxshallnotbeliable(whetherincontractortort,includingnegligence,orunderanyothertheoryofliability)foranylossordamageofanykindornaturerelatedto,arisingunder,orinconnectionwith,theMaterials(includingyouruseoftheMaterials),includingforanydirect,indirect,special,incidental,orconsequentiallossordamage(includinglossofdata,profits,goodwill,oranytypeoflossordamagesufferedasaresultofanyactionbroughtbyathirdparty)evenifsuchdamageorlosswasreasonablyforeseeableorXilinxhadbeenadvisedofthepossibilityofthesame.XilinxassumesnoobligationtocorrectanyerrorscontainedintheMaterials,ortoadviseyouofanycorrectionsorupdate.Youmaynotreproduce,modify,distribute,orpubliclydisplaytheMaterialswithoutpriorwrittenconsent.CertainproductsaresubjecttothetermsandconditionsofXilinx’slimitedwarranty,pleaserefertoXilinx’sTermsofSalewhichcanbeviewedat’sTermsofSalewhichcanbeviewedat:(I)THEDEPLOYMENTOFAIRBAGS,(II)CONTROLOFAVEHICLE,UNLESSTHEREISAFAIL-SAFEORREDUNDANCYFEATURE(WHICHDOESNOTINCLUDEUSEOFSOFTWAREINTHEXILINXDEVICETOIMPLEMENTTHEREDUNDANCY)ANDAWARNINGSIGNALUPONFAILURETOTHEOPERATOR,OR(III)USESTHATCOULDLEADTODEATHORPERSONALINJURY.CUSTOMERASSUMESTHESOLERISKANDLIABILITYOFANYUSEOFXILINXPRODUCTSINSUCHAPPLICATIONS.©Copyright2011–2014Xilinx,Inc.Xilinx,theXilinxlogo,Artix,ISE,Kintex,Spartan,Virtex,Vivado,Zynq,andotherdesignatedbrandsincludedhereinaretrademarksofXilinxintheUnitedStatesandothercountries.Allothertrademarksarethepropertyoftheirrespectiveowners.RevisionHistoryThefollowingtableshowstherevisionhistoryforthisdocument.DateVersionRevision03/28/20111.0InitialXilinxrelease.06/22/20111.1UpdatedAdditionalSupportResources.UpdatedTable2-2andaddedTable2-3.Added680µFtoTable2-4.UpdatedcapacitancesinBulkCapacitorConsolidationRules.UpdatedInputThresholds.08/16/20111.2CorrectedFFG676andFFG900packages,andremovedSBG324packagefromTable2-2.AddedFFG1930packagetoTable2-3.InFigure5-18title,replaced“TDR”with“ReturnLoss.”12/15/20111.3AddedTable2-1.UpdatedTable2-2andTable2-3.UpdatedExample,page21withKintex-7device.03/19/20121.4UpdatedTable2-1andTable2-3.10/02/20121.5AddedFLG1926,HCG1155,HCG1931,andHCG1932packagestoTable2-3.InTable2-4,changedminimumESRvaluefor100µFcapacitorfrom10mΩto2mΩ.UG483(v1.10)November12,2014(SBG484).InTable2-3,removedXC7V1500TandcorrectedpackagesforXC7VX1140TfromFFGtoFLG.AddednoteaboutPb-freepackagestoTable2-1,Table2-2,andTable2-3.InTable2-4,updated680µF,47µF,and4.7µFrows,andaddedsecond330µFrow.AddedTable2-5toTable2-8.UpdatedsecondparagraphofPCBBulkCapacitors,page21.UpdatedPCBCapacitorPlacementandMountingTechniques.06/13/20131.7AddedRF676andRF900packagestoTable2-2.AddedRF1157,RF1761,andRF1930packagestoTable2-3.InTable2-4,updated680µF,100µF,47µF,and4.7µFrows.AddedRF676andRF900packagestoTable2-5.AddedRF1157,RF1761,andRF1930packagestoTable2-7.AddedcapacitorVtoPCBBulkCapacitors,page21andPCBBulkCapacitors,page22.In0402CeramicCapacitors,replaced0805ceramiccapacitorwith0402.UpdatedFigure2-1.InFigure2-6,replaced0805capacitorwith0402.09/13/20131.8AddedArtix-7devicesXC7A35T,XC7A50T,andXC7A75TtoandupdatedTable2-1.Removedthisnote:AllpackageslistedarePb-free.SomepackagesareavailableinPboptionfromTable2-2,Table2-5,andTable2-7.RemovedNote4fromTable2-3.05/13/20141.9InRecommendedPCBCapacitorsperDevice,addedreferencetoXMP277,7SeriesSchematicReviewRecommendations.InTable2-1,correctedVCCOBank0capacitancefrom4.7µFto47µF;added100µFtoVCCOallotherBankscolumn;addedCPG236,CSG325,RB484,RS484,andRB676packages;addedXA7A35T,XA7A50T,XA7A75T,XA7A100T,XQ7A50T,XQ7A100T,andXQ7A200Tdevices;andupdatedNote3.Addedthisnote:“Decouplingcapacitorscoverdowntoapproximately100KHz”toTable2-1,Table2-2,andTable2-3.Added47µFtoVCCOallotherBankscolumninTable2-2andTable2-3.InTable2-3,addedFLG1155andFLG1931packagesforXC7VH580T,removedHCG1932packageforXC7VH580T,removedHCG1931packageforXC7VH870T,andaddedFLG1932packageforXC