Effects of Digital Crosstalk in Data Converters

Abstract:Thisarticleprovidesanunderstandingoftheeffectsofdigitalcrosstalkcouplingontoanalogsignallines.Typicalmechanismsofdigitalcrosstalkincludepowersupplycoupling,capacitivecrosstalk,andgroundingcurrents.Maxim>AppNotes>A/DandD/ACONVERSION/SAMPLINGCIRCUITSKeywords:noise,powersupplycoupling,capacitivecrosstalk,groundingcurrents,digitalcrosstalk,FFT,Dec27,2002randomnoise,harmonicdistortion,ADC,DAC,clock,jitter,analogtodigitalconverter,convertersAPPLICATIONNOTE1841EffectsofDigitalCrosstalkinDataConvertersPart2:CrosstalkontheClockAbstract:Part2ofaseriesofarticlesexplainingtheeffectsofdigitalcrosstalkindataconverters.Thisarticletalksaboutnoiseontheclocksource(jitter)andtheeffectsontheanalog-to-digitalconverter(ADC).ThisisPart2ofa3-partseries:qPart1:EffectsofDigitalCrosstalkinDataConvertersqPart3:DigitalDataSignalCrosstalkontheClockWhatistheeffectofcro