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《高速數(shù)字電路的信號(hào)完整性分析》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫(kù)。
1、3．Tosolvethetimingproblemsinhigh—speedcircuit,itestablishesthesimulationplatforminHyperlynxthrougheffectivedevicemodel(IBISmodel)．Itmodifiestheset-uptimeandtheholdtimeprovidedbydevicedatahandbook,SOtheoutputdelayoftheclocksignalcanbedetermined．Moreowr,basedonthetimingrequirementsofDSPandSDRAM，des
2、ignsshouldmeetthewiringconstraintconditionsofthePCBlayout．Hence,layoutengineersCanuseourproposedrulerstodesigntheirboard．4．Tosolvethepowerintegrityproblemsofthehigh—speedcircuit，thearticleproposesamethodofinhibitingparallelresonantofPDNthroughincreasingdecouplingbranchloss．Itintroducesaseriesresi
3、stanceintothedecouplingbranchtomakePDNlossincrease，whichsuppressesPDNparallelresonant．ThetheoreticalmodelisprovidedandsupportedbysimulationexperimentonHyperlynxPIsoftware．Theresultsshowthat，thequalityfactorofPDNatparallelresonantwillbeinhibitedfrom282to13throughintroducinga0．45Qresistanceintodeco
4、uplingbranch．Thispaperalsoanalyzestheeffectsoftheintroducingresistancetodecoupling．Whentheintroducingresistanceislessthan0．45Qitcallcompensatefortheinfluenceofdecouplingthroughdoublingthenumberofdecouplingcapacitors．Keywords：signalintergrity，reflectionnoise，crosstalknoise，timinganalysis，power-sup
5、plydistributionnet目錄第一章緒論??????????????????????????????l1．1引言?????????????????????????????．．11．2高速數(shù)字電路的信號(hào)完整性???????????????????．．11．3信號(hào)完整性的分析方法??????????????????????21．3．1電路分析方法???????????????????????21．3．2電磁場(chǎng)分析方法??????????????????????31．3．3綜合分析方法??????????????????????．．31．4信號(hào)完整性的研究現(xiàn)狀????????????
6、?????????。41．5論文的主要工作及創(chuàng)新點(diǎn)????????????????????。61．5．1課題研究背景??????????????????????。61．5．2論文的工作安排?????????????????????．．71．5．3主要?jiǎng)?chuàng)新點(diǎn)???????????????????????．．7第二章高速電路的信號(hào)完整性?????????????????????。82．1信號(hào)完整性中傳輸線理論????????????????????．．82．1．1單一的傳輸線??????????????????????．．82．1．2差分對(duì)和差分阻抗????????????????????l
7、l2．2單一網(wǎng)絡(luò)的反射研究??????????????????????．122．2．1反射理論????????????????????????．122．2．2抑制反射噪聲的方法???????????????????。132．3多個(gè)網(wǎng)絡(luò)間的串?dāng)_研究?????????????????????152．3．1串?dāng)_理論????????????????????????l52．3．2抑制串?dāng)_噪聲的方法????????????????????202
