【英文标准名称】:Integratedcircuits-Measurementofelectromagneticemissions,150kHzto1GHz-Part2:Measurementofradiatedemissions-TEMcellandwidebandTEMcellmethod
【原文标准名称】:集成电路.150kHz～1GHz电磁辐射的测量.第2部分:辐射释放的测量.TEM辐射室和宽频带TEM辐射室法
【标准号】:BSEN61967-2-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2006-01-23
【实施或试行日期】:2006-01-23
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;电磁辐射;电子工程;电子设备及元件;频率范围;信息技术;集成电路;干扰辐射;测量;测量技术;印制电路板;辐射释放;试验电路;测试;测试条件;测试装置;宽频带传输
【英文主题词】:Electricalengineering;Electromagneticradiation;Electronicengineering;Electronicequipmentandcomponents;Frequencyranges;Informationtechnology;Integratedcircuits;Interferingemissions;Measurement;Measuringtechniques;Printed-circuitboards;Radiatedemissions;Testcircuits;Testing;Testingconditions;Testingdevices;Widebandtransmission
【摘要】:Thistestproceduredefinesamethodformeasuringtheelectromagneticradiationfromanintegratedcircuit(IC).TheICbeingevaluatedismountedonanICtestprintedcircuitboard(PCB)thatisclampedtoamatingport(referredtoasawallport)cutinthetoporbottomofatransverseelectromagnetic(TEM)orwidebandgigahertzTEM(GTEM)cell.Thetestboardisnotinsidethecell,asintheconventionalusage,butbecomesapartofthecellwall.ThismethodisapplicabletoanyTEMorGTEMcellmodifiedtoincorporatethewallport;however,themeasuredradiofrequency(RF)voltagewillbeaffectedbymanyfactors.TheprimaryfactoraffectingthemeasuredRFvoltageistheseptumtoICtestboard(cellwall)spacing.Thisprocedurewasdevelopedusinga1GHzTEMcellwithaseptumtofloorspacingof45mmandaGTEMcellwithaverageseptumtofloorspacingof45mmovertheportarea.Othercellsmaynotproduceidenticalspectraloutputbutmaybeusedforcomparativemeasurements,subjecttotheirfrequencyandsensitivitylimitations.AconversionfactormayallowcomparisonsbetweendatameasuredonTEMorGTEMcellswithdifferentseptumtofloorspacing.TheICtestboardcontrolsthegeometryandorientationoftheoperatingICrelativetothecellandeliminatesanyconnectingleadswithinthecell(theseareonthebacksideoftheboard,whichisoutsidethecell).FortheTEMcell,oneofthe50Ωportsisterminatedwitha50Ωload.Theother50ΩportforaTEMcell,orthesingle50ΩportforaGTEMcell,isconnectedtotheinputofaspectrumanalyserorreceiverthatmeasurestheRFemissionsemanatingfromtheintegratedcircuitandimpressedontotheseptumofthecell.
【中国标准分类号】:L56
【国际标准分类号】:31_200;33_100_20
【页数】:26P.;A4
【正文语种】:英语


MIL-H-24135B (SUPPLEMENT 1), MILITARY SPECIFICATION: HOSE, SYNTHETIC RUBBER, WIRE REINFORCED FOR FLEXIBLE HOSE ASSEMBLIES, GENERAL SPECIFICATION FOR (3 SEP 1993).