ADF4360-9

ClockGeneratorPLLwithIntegratedVCODataSheetADF4360-9Rev.BInformationfurnishedbyAnalogDevicesisbelievedtobeaccurateandreliable.However,noresponsibilityisassumedbyAnalogDevicesforitsuse,norforanyinfringementsofpatentsorotherrightsofthirdpartiesthatmayresultfromitsuse.Specificationssubjecttochangewithoutnotice.NolicenseisgrantedbyimplicationorotherwiseunderanypatentorpatentrightsofAnalogDevices.Trademarksandregisteredtrademarksarethepropertyoftheirrespectiveowners.OneTechnologyWay,P.O.Box9106,Norwood,MA02062-9106,U.S.A.Tel:[phone]©2008–2012AnalogDevices,Inc.Allrightsreserved.FEATURESPrimaryoutputfrequencyrange:65MHzto400MHzAuxiliarydividerfrom2to31,outputfrom1.1MHzto200MHz3.0Vto3.6Vpowersupply1.8VlogiccompatibilityInteger-NsynthesizerProgrammableoutputpowerlevel3-wireserialinterfaceDigitallockdetectSoftwarepower-downmodeAPPLICATIONSSystemclockgenerationTestequipmentWirelessLANsCATVequipmentGENERALDESCRIPTIONTheADF4360-9isanintegratedinteger-Nsynthesizerandvoltage-controlledoscillator(VCO).ExternalinductorssettheADF4360-9centerfrequency.ThisallowsaVCOfrequencyrangeofbetween65MHzand400MHz.AnadditionaldividerstageallowsdivisionoftheVCOsignal.TheCMOSleveloutputisequivalenttotheVCOsignaldividedbytheintegervaluebetween2and31.Thisdividedsignalcanbefurtherdividedby2,ifdesired.Controlofalltheon-chipregistersisthroughasimple3-wireinterface.Thedeviceoperateswithapowersupplyrangingfrom3.0Vto3.6Vandcanbepowereddownwhennotinuse.FUNCTIONALBLOCKDIAGRAM14-BITRCOUNTERAVDDCLKDATAVTUNECNCCRFOUTARFOUTBLDCPVVCOL1DIVOUTL2LEDVDDRSETLOCKDETECTMULTIPLEXERMUTECHARGEPUMPPHASECOMPARATOR24-BITDATAREGISTERADF4360-913-BITBCOUNTERN=BVCOCOREDIVIDE-BY-A(2TO31)DIVIDE-BY-2OUTPUTSTAGE24-BITFUNCTIONLATCHREFINAGNDDGNDCPGND07139-001Figure1.ADF4360-9DataSheetRev.B|Page2of24TABLEOFCONTENTSFeatures..............................................................................................1Applications.......................................................................................1GeneralDescription.........................................................................1FunctionalBlockDiagram..............................................................1RevisionHistory...............................................................................2Specifications.....................................................................................3TimingCharacteristics................................................................5AbsoluteMaximumRatings............................................................6TransistorCount...........................................................................6ESDCaution..................................................................................6PinConfigurationandFunctionDescriptions.............................7TypicalPerformanceCharacteristics.............................................8CircuitDescription.........................................................................10ReferenceInputSection.............................................................10NCounter....................................................................................10RCounter....................................................................................10PFDandChargePump..............................................................10LockDetect.................................................................................10InputShiftRegister....................................................................10VCO.............................................................................................11OutputStage................................................................................12DIVOUTStage............................................................................12LatchStructure...........................................................................13Power-Up.....................................................................................17ControlLatch..............................................................................18NCounterLatch.........................................................................19RCounterLatch.........................................................................19Applications.....................................................................................20ChoosingtheCorrectInductanceValue.................................20EncodeClockforADC..............................................................20GSMTestClock..........................................................................21Interfacing...................................................................................22PCBDesignGuidelinesforChipScalePackage....................22OutputMatching........................................................................23OutlineDimensions.......................................................................24OrderingGuide........................................................................