如何量化和热噪声确定ADC的有效噪声图

摘要：本应用笔记提供了量化和热噪声，它可以显着影响信号信噪比（SNR）和信号与噪声加失真比（SINAD）规格的模拟参数的数学定义的洞察力-数字转换器（ADC）的RF接收器应用。最后通过比较为奈奎斯特采样ADC的有效噪声系数的影响。

Maxim>AppNotes>A/DandD/ACONVERSION/SAMPLINGCIRCUITSBASESTATIONS/WIRELESSINFRASTRUCTUREHIGH-SPEEDSIGNALPROCESSINGKeywords:quantizationnoise,thermalnoise,noisefigure,ADC,analogtodigitalconverter,NyquistADC,Sep09,2002oversampling,signaltonoiseratio,SNR,signaltonoiseanddistortion,SINAD,noisepowerdensity,RF,receiver,highspeedADCs,analogdigitalconverAPPLICATIONNOTE1197HowQuantizationandThermalNoiseDetermineanADC'sEffectiveNoiseFigureAbstract:Thefollowingapplicationnoteprovidesaninsightintothemathematicaldefinitionsofquantizationandthermalnoise,parameterswhichcansignificantlyaffectthesignal-to-noiseratio(SNR)andsignal-to-noiseplusdistortion(SINAD)specificationsofanalog-to-digitalconverte