标签: phase-locked

Abstract:High-speedapplicationsusingultra-fastdataconvertersintheirdesignoftenrequireanextremelycleanclocksignaltomakesureanexternalclocksourcedoesnotcontributeundesirednoisetotheoveraldynamicperformanceofthesystem.Itisthereforecrucialtoselectsuitablesystemcomponents,whichhelpgeneratealowphase-jitterclock.Thefollowingapplicationnoteservesasavaluableguideforselectingtheappropriatecomponentstodesignalow-phasenoisePLL-basedclockgenerator,suitableforultra-fastdataconverters.Maxim>AppNotes>A/DandD/ACONVERSION/SAMPLINGCIRCUITSHIGH-SPEEDSIGNALPROCESSINGKeywords:high-speedADCs,high-speedanalogtodigitalconverter,PLL,VCO,phase-lockedloop,voltage-Nov20,2001controlledoscillator,lowphasenoise,lowphasejitter,clockjitter,crystaloscillator,noise,SNR,spuriouscomponents,analogdigital,dataconvertersAPPLICATIONNOTE800DesignaLow-JitterClockforHigh-SpeedDataConvertersAbstract:High-speedapplicationsusingultra-fastdataconvertersintheirdesignoftenrequireanextremelycleanclocksignaltomakesureanexternalclocksourcedoesnotcontributeundesirednoisetotheoveraldynamicperformanceofthesystem.Itisthereforecrucialtoselectsuitablesystemcomponents,whichhelpgene……

摘要：这种电路同步同时保持低THD，振幅的正弦波输出，通过三个几十年的频率（20Hz至20kHz）。Maxim>AppNotes>AudioCircuitsSignalGenerationCircuitsKeywords:testing,calibration,puresinewaves,sinewavegenerators,lowTHD,phase-lockedloops,PLL,binaryfrequencydividers,Aug17,2010switched-capacitorlowpassfilters,externalsynchronizationAPPLICATIONNOTE4504Locked-SyncSineGeneratorCoversThreeDecadeswithLowDistortionAbstract:Thiscircuitsynchronizesasinewaveoutputthroughthreedecadesoffrequency(20Hzto20kHz)whilemaintaininglowTHDandconstantamplitude.AsimilarversionofthisarticleappearedintheSeptember18,2009issueofEDNmagazine.Analogapplicationssuchastesting,calibration,andgeneralsystemoperationoftenrequireasinewaveformofaccurateamplitudeandfrequency,withlow……

Phase-LockedLoopsforWireles...,Phase-LockedLoopsforWirelessCommunications2nd……

analysis_of_charge-pump_phase-locked_loops_5392IEEETRANSACTIONSONCIRCUITSANDSYSTEMS―I:REGULARPAPERS,VOL.51,NO.9,SEPTEMBER20041665AnalysisofCharge-PumpPhase-LockedLoopsPavanKumarHanumolu,StudentMember,IEEE,MerrickBrownlee,StudentMember,IEEE,KartikeyaMayaram,SeniorMember,IEEE,andUn-KuMoon,SeniorMember,IEEEAbstract―Inthispaper,wepresentanexactanalysisforthirdordercharge-pumpphase-lockedloopsusingstateequations.Boththelarge-signallockacquisitionprocessandthesmall-signallineartrackingbehavioraredescribedusingthisanalysis.Thenonlinearstateequationsarelinearizedforthesmall-signalconditionandthe-domainnoisetransferfunctionsarederived.Acomparisontosomeoftheexistinganalysismethodssuchastheimpulse-invarianttransformationand-domainanalys……