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三阶PLL滤波器设计13rdOrderPLLDesignfRΣKφR1C1C2KvfO1NFig.1:3rd-OrderPLLwithCurrent-ModePhase-DetectorusefulfunctionsandidentitiesUnitsConstants_______________________________________TableofContentsI.II.III.IV.V.VI.VII.VIII.IX.IntroductionInputsDesignProcedureOptimalPhaseMarginforMinimumSettlingSynthesisofLoopFilterComponentsIntegratedLoopFilterModifiedLoopFilterPLLDesignFunctionCopyrightandTrademarkNotice2_______________________________________IntroductionThecharge-pump-basedthirdorderPLListhemostpopularPLLarchitecturetoday.Thisreportdiscussesthedesignandanalysisandtheloopdynamicsof3rdorderPLLs.ThisincludesphasemarginsizingtominimizethesettlingtimeofthePLL,andaanaylsisofamodifiedloop……