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摘要:本应用程序说明描述建模晶体,负载电容的方法。Maxim/Dallas>AppNotes>GENERALENGINEERINGTOPICSHIGH-SPEEDINTERCONNECTOSCILLATORS/DELAYLINES/TIMERS/COUNTERSKeywords:crystaloscillator,quartzcrystal,loadingcapacitor,loadingcapacitance,pullingrange,crystal,Jun16,2003circuitmodel,frequencyvariation,synthesizerAPPLICATIONNOTE2127ModelingofQuartzCrystalThisapplicationnote,describesamethodformodelingacrystal,withloadingcapacitance.Clockgenerator(CLKgen)designerscanuseacrystalmodeltoeasilydeterminetheloadingcapacitanceforarequiredfrequency.Circuitandsystemdesignercanusethemodeltosimulatethebehaviorofcrystaloscillators.Tomodelacrystal,weuseasimplecircuittomeasuretheoscillationfrequenciesunderdifferentloadingcapacitance.Then,……