基于simulink的折叠内插模数转换器的行业级建模

《基于simulink的折叠内插模数转换器的行业级建模》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、AbstractHigh-speedanalogtOdigitalconverters(ADC)isthemostimportantpartofthesignalprocessingsystem,andiswidelyappliedinmeasuringinstruments，digitaloscilloscope，digitalcommunications，radarandotherfields，SOtheresearchofADCiscritical．AmongSOmanyADCstructures，foldingandinterpolatingADCh

2、asmanyadvantages，suchashigh-speed，low-power-consumption，small—sizeandbeeasycompatible、Ⅳimdigitalprocessetc．ThisthesisfocusesontheanalysisofmaincompositionmoduleinthefoldingandinterpolatingADCandit’Sbehavioralmodel．Themainresearchcontentincludetheclockjitterandtheoffsetvoltageofopam

3、pinsample—and—holdcircuit,thenonlineargaininpre-amplifierandfoldingcircuit，therestrictionsonbandwidthinfoldingcircuit，theresistancemismatchininterpolationcircuitandtheoffsetvoltageinfoldingoperationalamplifierandcomparator．Withthesimulationofthebehavioralmodelingestablishedbysimuli

4、nk,theresultsshowthatinordertOcomplicatea10bitfoldingandinterpolatingADCwitllSFDRis65．17dB，SNRiS62．96dB，INLis0．4LSB，DNLis0．37LSB，thedesignershouldensuretheperformanceindiceslistedbelow．Theinputoffsetvoltageofop·ampislessthan0．8LSB，theclockjitteriswithin27ps，thegainofpre-amplifieran

5、dfoldingcircuitalerequiredtObe5dBand7dB，thebandwidthoffoldingcircuitis25timesthanthemaximumbandwidthoftheinputsignal，theoffsetvoltageofthecomparatorislessthan0．3LSB．AccordingtOthesimulationresults，theperformanceindicescanbeusedtOguidethedesignofADCcircuit．Keywords：foldingandinterpo

6、latingADCsampleandholdcircuitSimulinkbehavioralmodeling基于Simulink的折叠内插模数转换器的行为级建模目录⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．1⋯：．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．1⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．3．⋯．⋯．．⋯⋯⋯．⋯⋯．⋯⋯⋯⋯．⋯⋯⋯⋯．⋯⋯⋯⋯．⋯⋯．。1．绍⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯5⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯!；2．1．1静态参数⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

7、．．52．1．2动态参数⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．72．2折叠内插ADC工作原理⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．92．3行为级建模分析⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．112．3．1行为级建模概述⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ll2．3．2基于Simulink的行为级建模⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯。122．3．3折叠内插模数转换器行为级建模的考虑⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯132．4本章小结⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯14第三章折叠内插模数转换器的电路分析⋯⋯⋯⋯⋯⋯⋯⋯⋯

8、⋯⋯⋯⋯⋯⋯⋯⋯153．1折叠内插电路的整体结构⋯⋯