Delta-Sigma ADCs Replace Integrating ADCs for Panel Meters

Abstract:ThisarticlecomparesthemeritsofintegratingADCanddelta-sigmaADCarchitecturesforpanel-meterapplications.Itincludesadescriptionoftwofamiliesofpanel-meter-specificICs,theMAX1491–MAX1499andtheMAX1365–MAX1368.Maxim>AppNotes>A/DandD/AConversion/SamplingCircuitsKeywords:panelmeter,sigmadelta,deltasigma,ADCs,integrating,dualslope,3.5digit,4.5digit,DPM,DVM,voltmeter,industrialpanel,Apr05,2011LED,LCD,displayAPPLICATIONNOTE2102Delta-SigmaADCsReplaceIntegratingADCsforPanelMetersAbstract:ThisarticlecomparesthemeritsofintegratingADCanddelta-sigmaADCarchitecturesforpanel-meterapplications.Itincludesadescriptionoftwofamiliesofpanel-meter-specificICs,theMAX1491