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5.1.2TimingParametersandBoardRoutingAnalysis
TMS320DM355
DigitalMediaSystem-on-Chip(DMSoC)
SPRS463A–SEPTEMBER2007–REVISEDSEPTEMBER2007
Thetimingparametervaluesspecifiedinthisdatasheetdonotincludedelaysbyboardroutings.Asa
goodboarddesignpractice,suchdelaysmustalwaysbetakenintoaccount.Timingvaluesmaybe
adjustedbyincreasing/decreasingsuchdelays.TIrecommendsutilizingtheavailableI/Obuffer
informationspecification(IBIS)modelstoanalyzethetimingcharacteristicscorrectly.ToproperlyuseIBIS
modelstoattainaccuratetiminganalysisforagivensystem,seetheUsingIBISModelsforTiming
Analysisapplicationreport(literaturenumberSPRA839).Ifneeded,externallogichardwaresuchas
buffersmaybeusedtocompensateanytimingdifferences.
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