SYN113_SYN115 datasheet version 1[1].0

SYN113/SYN115Datasheet(300-450MHzASKTransmitter)Version1.0Contents1.GeneralDescription....................................................................................................................12.Features........................................................................................................................................13.Applications.................................................................................................................................14.TypicalApplication.....................................................................................................................25.PinConfiguration........................................................................................................................26.PinDescription............................................................................................................................27.AbsoluteMaximumRatings(1)...................................................................................................38.OperatingRatings(2)...................................................................................................................39.ElectricalCharacteristics(4).......................................................................................................310.TestCircuit................................................................................................................................511.SYN113/SYN115PCBLayoutRecommendations..................................................................512.FunctionalDiagram..................................................................................................................613.FunctionalDescription.............................................................................................................713.1.CrystalOscillator.............................................................................................................713.1.1.CrystalOscillatorParametersforASKOperation.................................................713.2.PLL×32...........................................................................................................................813.3.PowerAmplifier...............................................................................................................813.4.EnableControl.................................................................................................................813.5.UnderVoltageDetect.......................................................................................................814.ApplicationInformation...........................................................................................................914.1.PowerAmplitudeControlUsingExternalResistor.........................................................914.2.OutputPowerON-OFFControl.....................................................................................1014.3.RFOutputResponseasaFunctionofVDDandASK...................................................1114.4.OutputMatchingNetwork.............................................................................................1114.5.LayoutIssues..................................................................................................................1114.6.AntennaLayout..............................................................................................................1115.PCBBoard...............................................................................................................................1215.1FunctionalDescriptionofSYN113/SYN115EvaluationBoard.....................................1315.2.SYN113/SYN115-433.92ASKBillofMaterials...........................................................1415.3.SYN113/SYN115-315MHzASKBillofMaterials.......................................................1416.PackageInformation..............................................................................................................151of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN1151.GeneralDescriptionTheSYN113/SYN115isahighperformance,easytouse,singlechipASKTransmitterICforremotewirelessapplicationsinthe300to450MHzfrequencyband.ThistransmitterICisatrue“data-in,antenna-out”monolithicdevice.SYN113/SYN115hasthreestrongattributes:powerdelivery,operatingvoltageandoperatingtemperature.Intermsofpower,theSYN113/SYN115iscapableofdelivering+10dBmintoa50Ωload.Thispowerlevelenablesasmallformfactortransmitter(lossyantenna)suchasakeyfobtransmittertooperatenearthemaximumlimitoftransmissionregulations.Intermsofoperatingvoltage,theSYN113/SYN115operatesfrom1.8Vto3.6V.ManytransmitterICsinthesamefrequencybandstopoperatingbelow2.0V.TheSYN113/SYN115willworkwithmostbatteriestotheendoftheirusefullimits.Intermsofoperatingtemperature,theSYN113/SYN115operatesfrom-40°Cto+85°C.TheSYN113/SYN115iseasytouse.Itrequiresareferencefrequency(RFcarrierfrequencydividedby32times)generatedfromacrystalwithafewadditionalexternalpartstocreateacompleteversatiletransmitter.TheSYN113/SYN115operateswithASK/OOK(AmplitudeShiftKeying/On-OffKeyed)UHFreceivertypesfromwide-bandsuper-regenerativeradiostonarrow-band,highperformancesuper-heterodynereceivers.TheSYN113/SYN115’smaximumASKdatarateis10kbps(ManchesterEncoding).TheSYN113/SYN115transmittersolutionisidealforindustrialandconsumerapplicationswheresimplicityandformfactorareimportant.Forenhancedpowersaving,SYN115includespowermanagingfunction（SYN113donothavethisfunction）.ThepowermanagingfunctionEnablestransmitteractivatedaslongashightransientdatainputtriggersignalsarereceived.Thetransmitterwillalsobeautomaticallyswitchedoffiftherearenodatainputtransientsforatimeexceedingapproximately75ms.2.FeaturesCompleteUHFtransmitterFrequencyrange300MHzto450MHzDataratesupto10kbpsASKOutputPowerto10dBmLowexternalpartcountLowvoltageoperation(downto1.8V)OperatewithcrystalsorceramicresonatorsPowerdownmodesandwake-upfunctionstoreducepowerconsumption（SYN115only）3.ApplicationsFanControllers2of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN115RemotePowerSwitchesMulti-MediaRemoteControlRemoteSensorDataLinksInfraredTransmitterReplacement4.TypicalApplicationFigure1.SYN113/SYN115ASKKeyFobDesignfor315MHzand433.92MHz(Note:Valuesindicatedinparenthesesarefor315MHz)5.PinConfiguration6.PinDescriptionPinNumberSOT23-6PinNamePinFunction1PA_OUTBandwidthSelectionBit0(DigitalInput):UsedinconjunctionwithSEL1tosetthedesireddemodulatorfilterbandwidth.SeeTable1.Internallypulled-uptoVDDRF2VSSGround3VDDVoltageDrainDrain(Input):PositivePowerSupply4XTLOUTCrystalOut(Output):Referenceoscillatoroutputconnection.5XTLINCrystalIn(Input):Referenceoscillatorinputconnection.6ASKASKDATAInput3of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN1157.AbsoluteMaximumRatings(1)SupplyVoltage(VDD)+5VInput/OutputVoltage(VI/O)VSS–0.3toVDD+0.3VoltageonPA_OUT(VPA_OUT)+7.2VStorageTemperatureRange(TS)–65°Cto+150°CLeadTemperature(soldering,10sec.)+300°CESDRating2KV(3)8.OperatingRatings(2)RFFrequencyRange300MHzto450MHzSupplyVoltage(VDD)+1.8Vto+3.6VAmbientTemperature(TA)–40°Cto+85°C9.ElectricalCharacteristics(4)SpecificationsapplyforVDD=3.0V,TA=25°C,FreqREFOSC=13.560MHz,EN=VDD.Boldvaluesindicate–40°Cto85°Cunlessotherwisenoted.1kbpsdatarate50%dutycycle.RL50ohmload(matched)ParameterConditionMinTypMaxUnitsPowerSupplyMarkSupplyCurrentION@315MHz,POUT=+10dBm12.3mA@433.92MHz,POUT=+10dBm12.5mASPACEsupplycurrent,IOFF@315MHz3mA@433.92MHz3mAStandbyModeStandbysupplycurrent,ISTB@315MHz1uA@433.92MHz1uAStandbydelaytimeASKtransitionfromHIGHtoLOW3075120msASKtransitionfromHIGHtoLOW3075120msRFOutputSectionandModulationLimits:Outputpowerlevel,POUTASK"mark"@315MHz(4)10dBm@433.92MHz(4)10dBm4of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN115Harmonicsoutputfor315MHz@630MHz(4)2ndharm.-39dBc@945MHz(4)3rdharm.-53dBcHarmonicsoutputfor433.92MHz@867.84MHz(4)2ndharm.-55dBc@1301.76MHz(4)3rdharm.-55dBcExtinctionratioforASK70dBcASKModulationDataRate10kbpsOccupiedBandwidth@315MHz(6)<700kHz@433.92MHz(6)<1000kHzVCOSection315MHzSingleSideBandPhaseNoise@100kHzfromCarrier-76dBc/Hz@1000kHzfromCarrier-79dBc/Hz433.92MHzSingleSideBandPhaseNoise@100kHzfromCarrier-72dBc/Hz@1000kHzfromCarrier-81dBc/HzReferenceOscillatorSectionXTLIN,XTLOUTPincapacitance2pFExternalCapacitanceSeeSchematicC17&C1818pFOscillatorStartupTime(5)Crystal:HC49S300µsDigital/ControlSectionOutputBlankingVDDtransitionfromLOWtoHIGH500µsDigitalInputASKPinHigh(VIH)0.8×VDDLow(VIL)0.2×VDDVDigitalInputLeakageCurrentASKPinHigh(VIH)0.05Low(VIL)0.05µAUnderVoltageLockOut(UVLO)1.6Notes:1.Exceedingtheabsolutemaximumratingmaydamagethedevice.2.Thedeviceisnotguaranteedtofunctionoutsideitsoperatingrating.3.DevicesareESDsensitive.Handlingprecautionsrecommended.Humanbodymodel,1.5kinserieswith100pF.4.MeasuredusingTestCircuitinFigure5.Dependentoncrystal6.RBW=100kHz,OBWmeasuredat-20dBc.5of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN11510.TestCircuitFigure2.SYN113/SYN115TestCircuit11.SYN113/SYN115PCBLayoutRecommendationsAssemblyDrawingTopLayerSYN113/SYN11550OhmTestBoardSYN113/SYN11550OhmTestBoard6of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN115BottomLayerSYN113/SYN11550OhmTestBoard12.FunctionalDiagramFigure3.FunctionalBlockDiagramSYN113/SYN1157of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN11513.FunctionalDescriptionFigure3isafunctionalblockdiagramoftheSYN113/SYN115transmitter.TheSYN113/SYN115isbestdescribedasaphaselockedtransmitter.TheSYN113/SYN115systemispartitionedintofivefunctionalblocks:CrystaloscillatorPLL×32PoweramplifierEnablecontrolUndervoltagedetection13.1.CrystalOscillatorThereferenceoscillatoriscrystal-basedPierceconfiguration,designedtoacceptcrystalswithfrequencyfrom9.375MHzto14.0625MHz.13.1.1.CrystalOscillatorParametersforASKOperationFigure4showsareferenceoscillatorcircuitconfigurationforASKoperation.ThereferenceoscillatoriscapableofdrivingcrystalswithESRrangefrom20Ωto300Ω.Figure4.ReferenceOscillatorASKOperationWhentheESRofcrystalisat20Ω,thecrystalparameterlimitsare:ESR20Ω8of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN115CPAR2to10pFCMO10to40fFWhentheESRofcrystalisat300Ω,thecrystalparameterlimitsare:ESR300ΩCPAR2to5pFCMO10to40fFCLOAD10to30pF13.2.PLL×32ThefunctionofPLL×32istoprovideastablecarrierfrequencyfortransmission.Itisa“divideby32”phaselockedlooposcillator.13.3.PowerAmplifierThepoweramplifierservestwopurposes:TobuffertheVCOfromexternalelementsToamplifythephaselockedsignal.Thepoweramplifiercanproduce+10dBmat3V(typical).13.4.EnableControlEnablecontrolgatestheASKdata.ItonlyallowstransmissionwhenLock,AmplitudeandUnderVoltageDetectconditionsarevalid.13.5.UnderVoltageDetect“Undervoltagedetect”blocksensesoperatingvoltage.Iftheoperatingvoltagefallsbelow1.6V,“undervoltagedetect”blockwillsendasignalto“enablecontrol”blocktodisablethePA.9of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN11514.ApplicationInformationFigure5.ASK433.92MHzand(315MHz)Notes:1.ComponentslabeledNParenotplaced.2.Valueswithoutparenthesesarefor433.92MHzandvaluesinparenthesesarefor315MHz.3.ValueofR7isselectedtovarytheoutputpower.TheSYN113/SYN115iswellsuitedtodrivea50-ohmsource,monopoleoraloopantenna.Figure5isanexampleofaloopantennaconfiguration.Figure5alsoshowsboth315MHzand433.92MHzASKconfigurationsforaloopantenna.Besidesusingadifferentcrystal,Table1listsmodifiedvaluesneededforthelistedfrequencies.Frequency(MHz)L1(nH)C5(pF)L4(nH)C7(pF)Y1(MHz)315.0470101506.89.84375433.9282012684.713.5600Table1ThereferencedesignshowninFigure5hasanantennaoptimizedforusingthematchingnetworkasdescribedinTable1.14.1.PowerAmplitudeControlUsingExternalResistorR7isusedtoadjusttheRFamplitudeoutputlevelswhichmaybeneededtomeetcomplianceregulation.Asanexample,thefollowingtableslisttypicalvaluesofconductedRFoutputlevelsandcorrespondingR7resistorvaluesforthe50-ohmtestboard,asshowninFigure2.R7oftheSYN113/SYN115DemoboardusingtheloopantennacanbeadjustedfortheappropriateradiatedfieldallowedbyFCCorETSIcompliance.ContactSynoxoforsuggestedR7valuestomeetFCCandETSIcompliances.10of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN115R7,ΩOutputPower,dBmIDD,mA0106.7758.56.31008.06.25001.64.131000-3.84.87OutputPowerVersusExternalResistorat315MHzR7,ΩOutputPower,dBmIDD,mA08.687.5758.347.331008.027.35004.346.310000.425.5OutputPowerVersusExternalResistorat433.92MHz14.2.OutputPowerON-OFFControlTherearethreewaystoenablethePAoutputpower.First,bysupplyingtheASKsignalwithVDDappliedcontinuously,resultinginaMarkandSpaceRFoutputcondition.SecondmethodinvolvesapplyingbothVDDandASKsynchronously.ThethirdwayisusingPowerManagerFunction.ThisfunctionisforSYN115only.Thesecondmethodallowsforlongerbatteryusagesincethebatteryisdisconnectedduringnon-activation.Figure6showstheRFoutputtimeresponsesinceVDDandtheASKareappliedtotheSYN113/SYN115.TheRFoutputresponse,asafunctionofVDD,istypicallylessthan1.25mSec.ThismeasurementwasdoneusingthecircuitryshowninFigure2.Note:TheASKsignalshouldneverbeappliedbeforeVDD.11of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN11514.3.RFOutputResponseasaFunctionofVDDandASKFigure6.RFOutputResponse(VDDandASK)14.4.OutputMatchingNetworkPartofthefunctionoftheoutputnetworkistoattenuatethesecondandthirdharmonics.Whenmatchingtoatransmitfrequency,caremustbetakenbothtooptimizeformaximumoutputpower,andtoattenuateunwantedharmonics.14.5.LayoutIssuesPCBLayoutisaprimaryconcernforachievingoptimumperformanceandconsistentmanufacturingresults.CaremustusedwiththeorientationofcomponentstoensurethattheydonotcoupleordecoupletheRFsignal.PCBtracelengthshouldbeshorttominimizeparasiticinductance(1inch~20nH).Forexample,dependinguponinductancevalues,a0.5inchtracecanchangetheinductancebyasmuchas10%.Toreduceparasiticinductance,thepracticeofusingwidetracesandagroundplaneunderthesignaltracesisrecommended.Viaswithlowvalueinductanceshouldbeusedforcomponentsrequiringaconnection-to-ground.14.6.AntennaLayoutDirectivityisaffectedbyantennatracelayout.Nogroundplaneshouldbeundertheantennatrace.Forconsistentperformance,componentsshouldnotbeplacedinsidetheloopoftheantenna.12of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN11515.PCBBoardAssemblyDrawingTopLayerSYN113/SYN115DemoBoardSYN113/SYN115DemoBoardBottomLayerSYN113/SYN115DemoBoardFiger7.DemoBoardPCB13of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN115Figure8.SYN113/SYN115DemoBoardSchematicNotes:1.ComponentslabeledNParenotplaced.2.Valueswithoutparenthesesarefor433.92MHzandvaluesinparenthesesarefor315MHz.3.ValueofR7isselectedtovarytheoutputpower.15.1FunctionalDescriptionofSYN113/SYN115EvaluationBoard.Figure7showstheSYN113/SYN115DemoBoardPCBlayoutandassembly(Gerberformat).Figure8isadetailedschematicoftheSYN113/SYN115.NotethatcomponentslabeledasNP(notplaced)canbeusedtoobtaindifferentconfigurations.Table2describeseachheaderpinconnectorusedinthedemoboard.PinFunctionNameFunctionalDescriptionJ1-1VDD1.8Vto3.6VinputvoltageJ1-2VSSGroundJ1-3ASKModulatingDataInputJ2-1REF-OSCExternalReferenceOscillatorInputJ2-2VSSGroundTable2.14of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN11515.2.SYN113/SYN115-433.92ASKBillofMaterialsItemQuantityRefPartPCBFootprintMfgP/NManufacturer11C110µF0805GRM21BR60J106KE01LmuRata21C2100pF0603GRM1885C1H101JA01DmuRata31C512pF0603GRM1885C1H100JA01DmuRata453C6,C11,C16(NP)61C74.7pF0603GRM1885C1H4R7JA01DmuRata782C13,C1418pF0603GRM1885C1H180JA01DmuRata91J1CON3TSHR-114-S-02-A-GT101L1820nH08050805CS-680XJBCoilcraft111L468nH06030603CS-082NXJBCoilcraft121L5ANTENNAANTENNALOOP,PartofPCB131R2100kΩ0603CRCW0603100KFKEAVishay141R70Ω0603CRC06030000Z0EAVishay131U1SYN113/SYN115YSYN113/SYN115Synoxo141Y113.560MHZXTALSA-13.5600-F-10-C-3-3HIBTable315.3.SYN113/SYN115-315MHzASKBillofMaterialsItemQuantityRefPartPCBFootprintMfgP/NManufacturer11C110µF0805GRM21BR60J106KE01LmuRata21C2100pF0603GRM1885C1H101JA01DmuRata31C510pF0603GRM1885C1H1000JA01DmuRata15of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN115453C6,C11,C16(np)61C76.8pF0603GRM1885C1H6R8JA01DmuRata71C100.1µF0603GRM188F51H104ZA01DmuRata82C13,C1418pF0603GRM1885C1H180JA01DmuRata91J1,J2CON3TSHR-114-S-02-A-GT101L1470nH08050805CS-470XJBCoilcraft111L4150nH06030603CS-R15XJBCoilcraft121L5ANTENNAANTENNALOOP,PartofPCB131R2100kΩ0603CRCW0603100KFKEAVishay141R70Ω0603CRC06030000Z0EAVishay131U1SYN113/SYN115YMM6SYN113/SYN115Synoxo141Y19.84375MHZXTALSA-9.84375-F-10-C-3-3HIBTable416.PackageInformation16of16*Thisspecificationissubjecttochangewithoutnotification.SYN113/SYN115SOT23-6PackageNotes:1.DimensionsandtolerancesareinaccordancewithANSIY14.5M,1982.2.Packagesurfacetobemirrorfinish.3.Dieisfacingupformold.Dieisfacingdownfortrim/form,thatis,reversetrim/form.4.Thefootlengthmeasuringisbasedonthegaugeplanemethod.Dimensionsareexclusiveofmoldflashandgateburr. 1.GeneralDescription 2.Features 3.Applications 4.TypicalApplication 5.PinConfiguration 6.PinDescription 7.AbsoluteMaximumRatings(1) 8.OperatingRatings(2) 9.ElectricalCharacteristics(4) 10.TestCircuit 11.SYN113/SYN115PCBLayoutRecommendations 12.FunctionalDiagram 13.FunctionalDescription 13.1.CrystalOscillator 13.1.1.CrystalOscillatorParametersforASKOperation 13.2.PLL×32 13.3.PowerAmplifier 13.4.EnableControl 13.5.UnderVoltageDetect 14.ApplicationInformation 14.1.PowerAmplitudeControlUsingExternalResistor 14.2.OutputPowerON-OFFControl 14.3.RFOutputResponseasaFunctionofVDDandASK 14.4.OutputMatchingNetwork 14.5.LayoutIssues 14.6.AntennaLayout 15.PCBBoard 15.1FunctionalDescriptionofSYN113/SYN115EvaluationBoard. 15.2.SYN113/SYN115-433.92ASKBillofMaterials 15.3.SYN113/SYN115-315MHzASKBillofMaterials 16.PackageInformation