标签: 数据取样系统

嵌入式硬件设计参考系列之DSP数据取样系统.pdfSAMPLEDDATASYSTEMSSECTION2SAMPLEDDATASYSTEMSIDiscreteTimeSamplingofAnalogSignalsIADCandDACStaticTransferFunctionsandDCErrorsIACErrorsinDataConvertersIDACDynamicPerformance2.aSAMPLEDDATASYSTEMS2.bSAMPLEDDATASYSTEMSSECTION2SAMPLEDDATASYSTEMSWaltKester,JamesBryantINTRODUCTIONAblockdiagramofatypicalsampleddataDSPsystemisshowninFigure2.1.Priortotheactualanalog-to-digitalconversion,theanalogsignalusuallypassesthroughsomesortofsignalconditioningcircuitrywhichperformssuchfunctionsasamplification,a……