DSP中的ADC.pdf

嵌入式硬件设计参考系列之DSP中的ADC.pdfADCSFORDSPAPPLICATIONSSECTION3ADCsFORDSPAPPLICATIONSISuccessiveApproximationADCsISigma-DeltaADCsIFlashConvertersISubranging(Pipelined)ADCsIBit-Per-Stage(Serial,orRipple)ADCs3.aADCSFORDSPAPPLICATIONS3.bADCSFORDSPAPPLICATIONSSECTION3ADCsFORDSPAPPLICATIONSWaltKester,JamesBryantThetrendinADCsandDACsistowardhigherspeedsandhigherresolutionsatreducedpowerlevelsandsupplyvoltages.Moderndataconvertersgenerallyoperateon±5V(dualsupply),+5Vor+3V(singlesupply).Infact,thenumberof+3Vdevicesisrapidlyincreasingbecauseofmany