欢迎来到天天文库
浏览记录
ID:33811215
大小:586.26 KB
页数:6页
时间:2019-03-01
《analysis and implementation of charge recycling for deep sub…》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、AnalysisandImplementationofChargeRecyclingforDeepSub-micronBusesPaulP.SotiriadisTheodorosKonstantakopoulosAnanthaChandrakasanDepartmentofEECSDepartmentofEECSDepartmentofEECSMassachusettsInst.ofTechnologyMassachusettsInst.ofTechnologyMassachusettsInst.ofTechnologypps@mit.edutkonsta@mit.eduana
2、ntha@mtl.mit.eduABSTRACT:Chargerecyclinghasbeenproposedasastrategytoline1line2line3.---linenreducethepowerdissipationindatabuses.Previousworkinthisareawasbasedonsimplifiedbusmodelsthatignoredthecouplingbetweenthelines.HereweproposeanewChargeRecyclingTech-nique(CRT)appropriateforsub-microntec
3、hnologies.CRTisana-lyzedmathematicallyusingabusenergymodelthatcapturestheenergylossduetostronglinetolinecapacitivecoupling.IntheoryCRTcanresulttoenergyreductionofafactorof2.ItbecomesevenmoreenergyefficientwhencombinedwithBusInvertcoding(Stan--‘97,[6]).Acircuithasbeendesignedandsimulatedwitha
4、llparasiticFigure1:Sub-micronenergy-equivalentBusModelelementsextractedfromthelayout.Takingintoaccountthecircuitenergyoverheadthenetresultinenergysavingcanbeupto32%.2.SUB-MICRONBusMODEL1.INTRODUCTIONThesub-micronbusenergymodelweusetoevaluatethedifferentOverthepastseveralyears,significantemph
5、asishasbeenplacedenergiesisshowninFigure1.Ithasbeenprovenin[7]thatthisonreducingtheenergydissipationassociatedwithonchipcom-modelhasidenticalenergybehaviortoitsdistributedversion.C,munication.Numerousschemeshavebeenpresentedforreduc-ingenergyassociatedwithdrivingwiresincludinglowswingistheca
6、pacitancebetweeneachlineandthegroundandC,isthesignaling[1],[2],[3],chargere-cycling[4],[5]anddatacodingcapacitancebetweenadjacentlines.(Thecapacitancebetween[6],[7],[8].InthispaperweintroduceanewpracticalChargenon-adjacentlinesisveryweakandcanbeignored).WedefineRecyclingTechnique(CRT)appropr
7、iateforsub-microntechnol-thetechnologydependentparameterh=C,/CL.For.18~tech-ogybuses.Itsperformanceisverifiedbybothmathematicalanal-ysisandcircuitimplementation.nology,hisabout5.Also,htendstoincreasewithtechnologyscaling.Thetechnique,basedoncharger
此文档下载收益归作者所有