DNL&INL

DNL&INLAlthoughintegralanddifferentialnonlinearitymaynotbethemostimportantparametersforhigh-speed,highdynamicperformancedataconverters,theygainsignificancewhenitcomestohigh-resolutionimagingapplications.Thefollowingapplicationnoteservesasarefreshercoursefortheirdefinitionsanddetailstwodifferent,yetcommonlyusedtechniquestomeasureINLandDNLinhigh-speedanalog-to-digitalconverters(ADCs).Manufacturershaverecentlyintroducedhigh-performanceanalog-to-digitalconverters(ADCs)thatfeatureoutstandingstaticanddynamicperformance.Youmightask,"Howdotheymeasurethisperformance,andwhatequipmentisused?"ThefollowingdiscussionshouldshedsomelightontechniquesfortestingtwooftheaccuracyparametersimportantforAD