标签: linearity

可提供高线性度和极佳的噪声特性的信号链器件可以极大地简化高频接收机的设计，缩短了设计周期。HighLinearityComponentsSimplifyDirectConversionReceiverDesigns……

BGU7005和BGU7007GPS低噪声放大器双音测试用户手册UM104532-ToneTestBGU7005andBGU7007GPSLNARev.1―28March2011UsermanualDocumentinformationInfoContentKeywordsLNA,GPS,BGU7005,BGU7007LinearityMeasurementsAbstractThisdocumentdescribes2-ToneLinearityMeasurementswiththeBGU7005andBGU7007GPSlownoiseamplifierevaluationboard.NXPSemiconductorsUM104532-ToneTestBGU7005andBGU7007GPSLNARevisionhistoryRevDateDescriptionv.120110328FirstreleaseContactinforma……

BGU7004和BGU7008GPS低噪声放大器双音测试用户手册UM104892-ToneTestBGU7004andBGU7008GPSLNARev.1.0―9June2011UsermanualDocumentinformationInfoContentKeywordsLNA,GPS,BGU7004,BGU7008LinearityMeasurementsAbstractThisdocumentdescribes2-ToneLinearityMeasurementswiththeBGU7004andBGU7008AEC-Q100qualifiedGPSlownoiseamplifierevaluationboard.NXPSemiconductorsUM104892-ToneTestBGU7004andBGU7008GPSLNARevisionhistoryRevDateDescription1.020110609FirstRelease.ContactinformationForadditionalinformation,please……

MostDSPtechniquesarebasedonadivide-and-conquerstrategycalledsuperposition.Thesignalbeingprocessedisbrokenintosimplecomponents,eachcomponentisprocessedindividually,andtheresultsreunited.Thisapproachhasthetremendouspowerofbreakingasinglecomplicatedproblemintomanyeasyones.Superpositioncanonlybeusedwithlinearsystems,atermmeaningthatcertainmathematicalrulesapply.Fortunately,mostoftheapplicationsencounteredinscienceandengineeringfallintothiscategory.ThischapterpresentsthefoundationofDSP:whatitmeansforasystemtobelinear,variouswaysforbreakingsignalsintosimplercomponents,andhowsuperpositionprovidesavarietyofsignalprocessingtechniques.CHAPTERLinearSystems5MostDSPtechniquesarebasedonadivide-and-conquerstrategycalledsuperposition.Thesignalbeingprocessedisbrokenintosimplecomponents,eachcomponentisprocessedindividually,andtheresultsreunited.Thisapproachhasthetremendouspowerofbreakingasinglecomplicatedproblemintomanyeasyones.Superpositioncanonlybeusedwithlinearsystems,atermmeaningthatcertainmathematicalrulesapply.Fortunately,mostoftheapplicationsencounteredinscienceandengineeringfallintothiscategory.ThischapterpresentsthefoundationofDSP:whatitmeansforasystemtobelinear,variouswaysforbreakingsignalsintosimplercomponents,andhowsuperpositionprovidesavarietyofsignalproces……

Abstract:Despitethepopularityofdigitaldevices,real-worldsignalsaretypicallyrepresentedbyanalogsignals.Digitalcontrolsystemsprocessanalogsignalsbyusingananalog-to-digitalconverter(ADC)toconvertanalogsignalstodigital.Conversionsbacktoanalogsignalsareaccomplishedusingadigital-to-analogconverter(DAC).MaximoffersacompletelineofprecisionDACsfrom8to16bits.ItisimportanttofindaDACthatmeetstherequirementsoftheapplication.Adesignengineerneedstolookatparameterssuchaslinearity,resolution,speed,andaccuracywhenselectingaDAC.Maxim>Designsupport>Appnotes>A/DandD/AConversion/SamplingCircuits>APP1055Keywords:DACs,digitalanalog,digitaltoanalogconverter,INL,DNL,linearity,gainerror,offseterror,control,PLC,actuatorsApr16,2002APPLICATIONNOTE1055Digital-to-AnalogConvertersArea"Bit"AnalogAbstract:Despitethepopularityofdigitaldevices,real-worldsignalsaretypicallyrepresentedbyanalogsignals.Digitalcontrolsystemsprocessanalogsignalsbyusingananalog-to-digitalconverter(ADC)toconvertanalogsignalstodigital.Conversionsbacktoanalogsignalsareaccomplishedusingadigital-to-analogconverter(DAC).Maximoffersacompleteli……

Abstract:Tounderstandtheeffectsofintegralnon-linearityerrors,themoststraightforwardapproachistoanalyzeasimplesinewaveandapplywell-knowntrigonometricidentitiestoanon-ideal,analog-to-digitaloutputtransferfunction,whichcontainsanINLerror.Maxim>AppNotes>A/DandD/AConversion/SamplingCircuitsFilterCircuits(Analog)Keywords:ADCs,analogtodigital,atod,INL,errors,intermodulationdistortion,linearity,lineartimeSep29,2003invariant,LTI,integralnon-linearity,DSP,signalprocessing,superposition,convertersAPPLICATIONNOTE2395UnderstandingIntegralNon-LinearityErrorsAbstract:Tounderstandtheeffectsofintegralnon-linearityerrors,themoststraightforwardapproachistoanalyzeasimplesinewaveandapplywell-knowntrigonometricidentitiestoanon-ideal,analog-to-digitaloutputtransferfunction,whichcontainsanINLerror.Withanidealsystem,asingle-tonesinewavewithamplitudeAandfrequencyfo,X(t)=Asin(2πfot)SamplingwithanADCwithaperiodofTresultsi……

Abstract:Differentialgainandphase(DGandDP)arecommonvideospecifications.Whatarethey?Whyaretheyusediftheycannotbeseen?Thisapplicationnoteanswersthesequestions,andexplainshowthesespecificationsareappliedtoothernonvideoamplifiers,ADCs,andDACs.Maxim>Designsupport>Appnotes>AmplifierandComparatorCircuits>APP4294Maxim>Designsupport>Appnotes>AutomaticTestEquipment(ATE)>APP4294Maxim>Designsupport>Appnotes>Automotive>APP4294Keywords:DG,DP,differentialgainphase,videoerror,NTSC,TV,invisibleamplifier,PAL,subcarrier,ADC,DAC,sweet-spot,linear,linearity,Sallen-Key,filter,video,quality,signalintegrityMay23,2011APPLICATIONNOTE4294DifferentialGainandPhase―WhyMeasureIt,ifYouCannotSeeIt?By:BillLaumeister,StrategicApplicationsEngineerAbstract:Differentialgainandphase(DGandDP)arecommonvideospecifications.Whatarethey?Why……

摘要：常用的音频系统使用模拟开关切换低级别的输入或调整音频过滤器的特点。选择合适的模拟开关，可以帮助优化系统的总谐波失真（THD），在设计师的成本预算。Maxim>AppNotes>AUDIOCIRCUITSSWITCHESANDMULTIPLEXERSKeywords:analogswitches,THD,audiofilter,on-resistancedistortion,flatness,linearityimpedanceFeb23,2001APPLICATIONNOTE730MinimizingTotalHarmonicDistortionContributedbyAnalogSwitchesinAudioSystemsAbstract:Analogswitchesarecommonlyusedinaudiosystemstoswitchlow-levelinputsoradjustaudiofiltercharacteristics.Selectingtheproperanalogswitchcanhelpoptimizethetotalharmonicdistortion(THD)ofasystemwithinthedesigner'scostbudget.Analogswitchesarecommonlyusedinaudiosystemstoswitchlow-levelinputsoradjustaudiofiltercharacteristics.Selectingtheproperanalogswitchcanhelpoptimizethetotalharmonicdistortion(THD)ofasystemwithinthedesigner's……

摘要：差分增益和相位（DG和DP）是常见的视频规格。它们是什么？为什么使用它们，如果他们不能看到呢？本应用笔记中回答了这些问题，并解释如何适用于其他nonvideo放大器，模数转换器和数模转换器（DAC），这些规范。Maxim>Designsupport>Appnotes>AmplifierandComparatorCircuits>APP4294Maxim>Designsupport>Appnotes>AutomaticTestEquipment(ATE)>APP4294Maxim>Designsupport>Appnotes>Automotive>APP4294Keywords:DG,DP,differentialgainphase,videoerror,NTSC,TV,invisibleamplifier,PAL,subcarrier,ADC,DAC,sweet-spot,linear,linearity,Sallen-Key,filter,video,quality,signalintegrityMay23,2011APPLICATIONNOTE4294DifferentialGainandPhase―WhyMeasureIt,ifYouCannotSeeIt?By:BillLaumeister,StrategicApplicationsEngineerAbstract:Differentialgainandphase(DGandDP)arecommonvideospecifications.Whatarethey?Why……

要：差分增益和相位（DG和DP）是常见的视频规格。它们是什么？为什么使用它们，如果他们不能看到呢？本应用笔记中回答了这些问题，并解释如何适用于其他nonvideo放大器，模数转换器和数模转换器（DAC），这些规范。Maxim>Designsupport>Appnotes>AmplifierandComparatorCircuits>APP4294Maxim>Designsupport>Appnotes>AutomaticTestEquipment(ATE)>APP4294Maxim>Designsupport>Appnotes>Automotive>APP4294Keywords:DG,DP,differentialgainphase,videoerror,NTSC,TV,invisibleamplifier,PAL,subcarrier,ADC,DAC,sweet-spot,linear,linearity,Sallen-Key,filter,video,quality,signalintegrityMay23,2011APPLICATIONNOTE4294DifferentialGainandPhase―WhyMeasureIt,ifYouCannotSeeIt?By:BillLaumeister,StrategicApplicationsEngineerAbstract:Differentialgainandphase(DGandDP)arecommonvideospecifications.Whatarethey?Why……

摘要：差分增益和相位（DG和DP）是常见的视频规格。它们是什么？为什么使用它们，如果他们不能看到呢？本应用笔记中回答了这些问题，并解释如何适用于其他nonvideo放大器，模数转换器和数模转换器（DAC），这些规范。Maxim>Designsupport>Appnotes>AmplifierandComparatorCircuits>APP4294Maxim>Designsupport>Appnotes>AutomaticTestEquipment(ATE)>APP4294Maxim>Designsupport>Appnotes>Automotive>APP4294Keywords:DG,DP,differentialgainphase,videoerror,NTSC,TV,invisibleamplifier,PAL,subcarrier,ADC,DAC,sweet-spot,linear,linearity,Sallen-Key,filter,video,quality,signalintegrityMay23,2011APPLICATIONNOTE4294DifferentialGainandPhase―WhyMeasureIt,ifYouCannotSeeIt?By:BillLaumeister,StrategicApplicationsEngineerAbstract:Differentialgainandphase(DGandDP)arecommonvideospecifications.Whatarethey?Why……

摘要：为了了解积分非线性误差的影响，最简单的方法是分析一个简单的正弦波和著名的三角身份申请不理想，从模拟到数字输出的传递函数，其中包含的INL错误。Maxim>AppNotes>A/DandD/AConversion/SamplingCircuitsFilterCircuits(Analog)Keywords:ADCs,analogtodigital,atod,INL,errors,intermodulationdistortion,linearity,lineartimeSep29,2003invariant,LTI,integralnon-linearity,DSP,signalprocessing,superposition,convertersAPPLICATIONNOTE2395UnderstandingIntegralNon-LinearityErrorsAbstract:Tounderstandtheeffectsofintegralnon-linearityerrors,themoststraightforwardapproachistoanalyzeasimplesinewaveandapplywell-knowntrigonometricidentitiestoanon-ideal,analog-to-digitaloutputtransferfunction,whichcontainsanINLerror.Withanidealsystem,asingle-tonesinewavewithamplitudeAandfrequencyfo,X(t)=Asin(2πfot)SamplingwithanADCwithaperiodofTresultsi……

Ahighlinearitylownoiseamplifierina0……

MOSLinearityMOS射频电路中的非线性效应11.1电路的非线性11.1.1基频信号增益变化11.1.2调幅信号向调相信号转变21.1.3互调31.1.4交调51.2MOS管的非线性51.3本章小结7MOS电路中的非线性效应----Yorande电路的线性度决定了电路输出信号的频谱纯净度，因此也是一个十分重要的指标。本章首先介绍了电路的非线性引入的各种效应及其对电路的影响，而后简要地对MOS管自身的非线性做了讨论。1.1电路的非线性多数电路具有非线性，只是可以在某一个应用范围内等效为一个线性电路。假设其输出与输入的关系为：[pic](3.1)[pic]和[pic]分别表示输入和输出。假设输入一个余弦信号[pic]，所有的偶次项都将产生直流分量，影响直流分量值，其总和为[pic]：[pic](3.2)而奇次项引起增益压缩或增大。由奇次引入的基频成分为[pic]：[pic](3.3)式3.3可以解释放大过程中发生的调幅信号向调相信号转变的现象、基频信号增益压缩或扩大现象、互调和交调等。1.1.1基频信号增益……

摘要：电子系统错误通常是模拟的，而不是数字。模拟信号噪声，串扰，非线性问题是容易。本应用笔记讨论了电源和地面的清洁和完整性的需要。模拟接口，可为许多设计的陷阱，这样的例子展示了如何使用现有的IC来克服常见的模拟问题。Maxim>DesignSupport>TechnicalDocuments>Tutorials>GeneralEngineeringTopics>APP4992Maxim>DesignSupport>TechnicalDocuments>Tutorials>Power-SupplyCircuits>APP4992Keywords:noisedecoupling,capacitor,selfresonancestar,groundfilter,RC,LC,resistor,inductor,voltagereference,LDO,LNA,analog,interface,crosstalk,linearity,systemonachip,safety,opamps,groundplanes,power,busses,sensorconditioningMar08,2011TUTORIAL4992ReducetheChancesofHumanError:Part1,PowerandGroundBy:BillLaumeister,StrategicApplicationsEngineerMar08,2011Abstract:Electronicsystemerrorsaretypicallyanalog,notdigital.Analogisproneto……