TheAnalog-to-Digitalconverter(A/D)istheprimary
toolthatallowsanalogsignalstobequantizedintothe
worldofdigitalelectronics.Oncethesignalisdigitally
represented,itcanbestored,analyzedandmanipu-latedbyavarietyoflogicdevices.ThePIC16C7X
microcontrollershaveanA/Dintegratedontothe
PIC16CXXcoreprocessor.UtilizingMicrochip’sA/D
requiresonlyabasiclevelofunderstandingtogeta
result.However,maximizingtheeffectivenessofthe
A/Dforeachspecificapplicationrequiresahigherlevel
ofthoughtandunderstanding.Typically,athorough
comprehensionofadeviceisobtainedthroughexperi-ence,studyingdatasheetsandstudyingapplication
notesforareasonableamountoftime.Thisarticle
addressesthemaintechnicalconsiderationsforan
effectivedesigntoreduceyourdesigntime.MFACT002MasteringthePIC16C7XA/DConverterGeneralAuthor:JimSimonsEventhoughweareconvertingtothe‘digitalworld’,weMicrochipTechnologyInc.mustrememberthatcertainanalog‘laws’stillholdtrue.Specifically,theA/Disbasicallyacapacitorwhichhastohavetimetocharge/dischargetotheanaloglevelonTheAnalog-to-Digitalconverter(A/D)istheprimary
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