WS9623ADSFF_DATASHEET_V1.0_EN

BluetoothHeadsetIC-WS9623ADSFFDatasheetVersion:V1.0,Mar2016110/F530Tower,QingYuanRoad,TaiHuInternationalTechnologyPark,WuXiNewDistrict,214135,ChinaTel:86-510-81816000Fax:86-510-81816935Web:www.vimicro.comWS9623ADSFFDatasheet(V1.0)Copyright©ZGmicro,Corp.1999-20142ImportantNoticeAllrightsaboutthisdocumentbelongtoZGmicroCorporation(hereafter,referasZGmicro).Allrightsreserved.ZGmicroanditssubsidiariesreservetherighttomakecorrections,modifications,enhancements,improvements,andotherchangestoitsproductsandservicesatanytimeandtodiscontinueanyproductorservicewithoutnotice.Customersshouldobtainthelatestrelevantinformationbeforeplacingordersandshouldverifythatsuchinformationiscurrentandcomplete.CustomersshouldcontactZGmicro’ssalesdepartmentbeforepurchasingtheproductdescribedinthisdocument.AllproductsaresoldsubjecttoZGmicro’stermsandconditionsofsalesuppliedatthetimeoforderacknowledgment.ZGmicrodoesnotwarrantorrepresentthatanylicense,eitherexplicitorimplied,isgrantedunderanyZGmicropatentright,copyright,maskworkright,orotherZGmicrointellectualpropertyrightrelatingtoanycombination,machine,orprocessinwhichZGmicroproductsorservicesareused.InformationpublishedbyZGmicroregardingthird-partyproductsorservicesdoesnotconstitutealicensefromZGmicrotousesuchproductsorserviceorawarrantyorendorsementthereof.Useofsuchinformationmayrequirealicensefromathirdpartyunderthepatentsorotherintellectualpropertyofthethirdparty,oralicensefromZGmicrounderthepatentsorotherintellectualpropertyofZGmicro.ZGmicrosemiconductordevicesareintendedforstandarduses(suchasofficeequipment,computers,industrial/communications/measuringequipment,andpersonal/homeequipment).Customersusingsemiconductordevicesforspecialapplications(includingaerospace,nuclear,militaryandmedicalapplications)inwhichafailureormalfunctionmightendangerlifeorlimbandwhichrequireextremelyhighreliabilitymustcontactourSalesDepartmentfirst.IfdamageiscausedbysuchuseofoursemiconductordeviceswithoutfirstconsultingourSalesDepartment,ZGmicrowillnotassumeanyresponsibilityfortheloss.ThecontentsofthisdocumentmustnotbereprintedorduplicatedwithoutwrittenpermissionofZGmicro.Informationandcircuitdiagramsinthisdocumentareonlyexamplesofdeviceapplication.Theyarenotintendedtobeusedinactualequipment.ZGmicroacceptsnoresponsibilityforinfringementofpatentsorotherrightsownedbythirdpartiescausedbyuseoftheinformationandcircuitdiagramsinthisdocument.ReproductionofinformationinZGmicrodatabooksordatasheetsispermissibleonlyifpreproductioniswithoutalterationandisaccompaniedbyallassociatedwarranties,conditions,limitations,andnotices.Reproductionofthisinformationwithalterationisanunfairanddeceptivebusinesspractice.ZGmicroisnotresponsibleorliableforsuchaltereddocumentation.ResaleofZGmicroproductsorserviceswithstatementsdifferentfromorbeyondtheparametersstatedbyZGmicroforthatproductorservicevoidsallexplicitandanyimpliedwarrantiesfortheassociatedZGmicroproductorserviceandisanunfairanddeceptivebusinesspractice.ZGmicroisnotresponsibleorliableforanysuchstatements.WS9623ADSFFDatasheet(V1.0)Copyright©ZGmicro,Corp.1999-20143TABLEOFCONTENTSOVERVIEW...............................................................................................................4 FEATURES...............................................................................................................4 TYPICALAPPLICATION..........................................................................................5 PINCONFIGURATIONS...........................................................................................6 PINDESCRIPTION...................................................................................................7 FUNCTIONALBLOCKDESCRIPTION...................................................................9 RadioTransceiver....................................................................................9 TransmitterPath.......................................................................................9 ReceiverPath...........................................................................................9 Audiocodec..............................................................................................9 PowerManagement.................................................................................9 SRAM.........................................................................................................9 ROM...........................................................................................................9 DEVICETERMINALDESCRIPTIONS...................................................................10 PowerSupply.........................................................................................10 CrystalOscillator...................................................................................10 RFInterface............................................................................................11 AudioInterface.......................................................................................11 UARTInterface.......................................................................................11 FunctionDescription..........................................................................11 SerialOperation.....................................................................................11 UARTExternalConnectionforBluetooth..........................................11 I2CInterface............................................................................................12 InterfaceTimingSignalwithI2Cbus..................................................13 SystemConfiguration............................................................................13 I2CProtocol...........................................................................................13 STARTSignal........................................................................................13 SlaveAddressTransfer.........................................................................13 DataTransfer.........................................................................................14 STOPSignal..........................................................................................14 ArbitrationProcedure............................................................................14 GPIOinterface........................................................................................14 ELECTRICALCHARACTERISTICS......................................................................16 RFSpecifications...................................................................................16 PowerConsumption..............................................................................17 PowerMeter............................................................................................17 PACKAGEINFORMATION....................................................................................18 CONTACTINFORMATION.....................................................................................19 WS9623ADSFFDatasheet(V1.0)Copyright©ZGmicro,Corp.1999-20144OVERVIEWWS9623ADSFFisastereosinglechipheadsetsolutionbasedonBluetoothprotocol.Itconsistsof128MHzhighperformanceCPUprocessor,SRAM,viaROMBluetoothbasebandcontroller,MODEM,RF,AudioCODEC,PMU,etc.Theprotocolstackisstoredintheon-chipROM.ItisfullycompliantwithallthemandatoryfeaturesofBluetoothversion4.1+EDRspecification.FEATURES128MHzhighperformanceCPUprocessor.Internal512KBviaROM.Internal4MbitSPIflash.-92dBmRXsensitivityand+9dBmTXoutputpowercapabilityLogicforforwarderrorcorrection,headererrorcontrol,accesscodecorrelation,CRC,demodulation,encryptionbitstreamgeneration,andwhiteningandtransmitpulseshaping.FullyqualifiedBluetoothv4.1+EDRfeatureincludingeSCOandAFH.Internal128KBSRAM.Allowsfull-speeddatatransferwithfullpiconetsupport,mixedvoiceanddata,includingallEDRpackettypes.AudiotranscodersforA-law,μ-lawandlinearvoicefromhostandA-law,μ-lawandCVSDvoiceoverair.UARTinterfacewithprogrammablebaudrateupto3MbpsforHCIcommunication.MultipleI2CinterfaceforexternalEEPROM.Bootloaderwithexternalmemoryinterfaceforsoftwaredebugging.Internal32KHzoscillatorforlowpoweroperation.QFN48package.SPIflashsupport.Operationvoltageis3.3V.Batterypowerdisplaysupport.Allowsusertousebuttonstotriggeratone/speechtoneoraled,topromptthecurrentbattery.Workingtemperaturerange-40to+80℃.DualMicAcousticNoiseCancellation.Usedtoeliminatethestationaryandnon-stationarynoiseonTx.Single-microphoneechoCancellation.Usedtocancelacousticecho.Single-microphonenoisesuppression.UsedtoreducestationarynoiseonTxandRxPacketLossConcealment.UsedtorestoreaudioqualityindifficultRFenvironmentonRx.Equalizer.Supportssixarbitrarilyfrequencybandsandthebandwidthcanbeadjusted.AutomaticGainControl.PerformsautomaticvolumeadjustmentofthesignalonTxandRx.SpeechTone.EncodedwithSBC(Sub-BandCodec)formatandstoredinFLASH,toindicategeneraleventfromheadsetbyspecifiedtonedirectly.HF1.6,A2DP,AVRCPA2DPsupportingSBC&AACdecoding.Multilingualsupport.Uptofourlanguagesbyrequest.Advancedmulti-pointsupport.Allowsconnecting2devices(eitherphonesorpads)andhandlingmultiplecallsormusicatthesametime.BluetoothAirpathparameterconfiguration.24bitAudiocodec,-98dBSNR.Lowradiopowerrealizes10+metercommunication(class2).Fastcharger:30minuteschargingtime.NoBalunfilterrequiredforconnection.Batterymonitordesignedforsmartphones.HIDprofilesupport.SCMS-Tformusiccontentprotection.Enhancedline-infeature,supportingLED,Tone,AudioAlgorithm.AudioAlgorithmenhancement:AddDRC,algorithmscanbeswitchedon/offseparatelyfordifferentsenarios.Watchdogforlinklossalarm.WS9623ADSFFDatasheet(V1.0)Copyright©ZGmicro,Corp.1999-20145TYPICALAPPLICATIONFigure1WS9623ADSFFTypicalApplicationWS9623ADSFFDatasheet(V1.0)Copyright©ZGmicro,Corp.1999-20146PINCONFIGURATIONS404142434445461615141321234567891031302928272625323839119181737332011343512232224364748RSTPWRVOL5HPOUT_LPHPOUT_LNHPOUT_RPHPOUT_RNVSSVREFVCOMMBIASMICLPMICLNMICRPMICRNGPIO[15]GPIO[14]GPIO[13]VDD12_1GPIO[12]GPIO[11]GPIO[10]GPIO[9]DVDD33GPIO[6]GPIO[5]VDD12_2GPIO[4]GPIO[3]GPIO[2]GPIO[1]VDDA_PAMIDRF_RTXPAVDD_RFVDD_ADDAXTAL_INXTAL_OUTVDD_REGGPIO_AGPIO_BSWSVBATVOL1VCHGFBSVOL2TOPVIEWQFN48PROM_SCLPROM_SDAFigure2WS9623ADSFFPinAssignment(Nottoscale)WS9623ADSFFDatasheet(V1.0)Copyright©ZGmicro,Corp.1999-20147PINDESCRIPTION[Table1]PINDescriptionsbyOrderORDERPINNAMEDIRPOWERDESCRIPTION1RSTAIAVDDBATRestfordeadlock.2PWRAIAVDDBATHighlevel(BATvoltage)meansbuttonisturnedon.3VOL5AIOAVDDBATLDO5(3.3V)output.PowerSupplyforAudioanHP(AVDD33powerdomain).4HPOUTLPA,OAVDD18Headphoneleftchanneloutput(Positive).5HPOUTLNA,OAVDD18Headphoneleftchanneloutput(Negative).6HPOUTRPA,OAVDD18Headphonerightchanneloutput(Positive).7HPOUTRNA,OAVDD18Headphonerightchanneloutput(Negative).8VSSPAVDD33GroundforAudio.9VREFAIOAVDD33Internalreferencevoltageoutput,10MBIASAIOAVDD33Microphonebiasvoltageoutput,tied2.2μFcapacitortoAVSS.11MICLPA,OAVDD33Microphoneleftchannelinput,positiveend.12MICLNA,IAVDD33Microphoneleftchannelinput,negativeend.13MICRPA,IAVDD33Microphonerightchannelinput,positiveend.14MICRNA,IAVDD33Microphonerightchannelinput,negativeend.15VCOMA,IAVDD33Commonmodereferencevoltage.16GPIO[15]BVDD33GeneralpurposeIO.17GPIO[14]BVDD33GeneralpurposeIO.18GPIO[13]BVDD33GeneralpurposeIO.19VDD12_1PDVDD12Digitalcorepower.20GPIO[12]BVDD33GeneralpurposeIO.21GPIO[11]BVDD33GeneralpurposeIO.22GPIO[10]BVDD33GeneralpurposeIO.23GPIO[9]BVDD33GeneralpurposeIO.24GPIO[8]BVDD33GeneralpurposeIO.25VDD33PDVDD33DigitalI/Opower.26GPIO[7]BVDD33GeneralpurposeIO.27GPIO[6]BVDD33GeneralpurposeIO.28GPIO[5]BVDD33GeneralpurposeIO.29VDD12_2PDVDD12Digitalcorepower.30GPIO[4]BVDD33GeneralpurposeIO.31GPIO[3]BVDD33GeneralpurposeIO.32GPIO[2]BVDD33GeneralpurposeIO.33GPIO[1]BVDD33GeneralpurposeIO.34VDDA_PAMIDP,OAVDD125PAsupply.LDOoutput,connecttodecouplingcap.35RF_RTXPAIOAVDD125RFinput/output,driveSAWfilter.Requireonboardmatchingnetwork.36AVDD_RFPAVDD125RFfrontendsupply.LDOoutput,connecttodecouplingcap.WS9623ADSFFDatasheet(V1.0)Copyright©ZGmicro,Corp.1999-20148ORDERPINNAMEDIRPOWERDESCRIPTION37VDD_ADDAPAVDD125analogvdd,LDOoutput,connecttodecouplingcap.38XTAL_INAIOAVDD125XTALinput,connecttocrystal.39XTAL_OUTAIOAVDD125XTALoutput,connecttocrystal40VDD_REGP,IAVDD15XTAL/analog/RFLDOpower(1.5V)input,externalpowersupplyfromFBS.need3.3uFand4.7pFonboardcaps.41GPIO_ABVDD33GeneralpurposeIO.42GPIO_BBVDD33GeneralpurposeIO.43SWSAIOAVDDBATConnecttheinductorofswitchingBuckDC-DC.44VBATP,IOAVDDBATBatterypositiveterminal.45VOL1AIOAVDDBATLDO1(3.3V)outputandinputforPOR.PowerSupplyofdigitalI/O(DVDD33powerdomain).46VCHGP,IAVDDBATChargerinputterminal.47FBSAIOAVDDBATThefeedbackpinofswitchingBuckDC-DC.SourceofAVDD15powerdomain.48VOL2AIOAVDDBATLDO2(1.2V)output.PowerSupplyofcoreofdigitallogic.[Table2]PINNumbersbyInterfaceINTERFACEPINNUMBERGPIOInterface16~18,20~24,26~28,30~33,41~42PMUInterface1~3,8~10,19,25,29,34,36~37,40,43~48AudioInterface6~7,11~15,RadioInterface35CrystalInterface38~39Note1:PPower/GroundAAnalogIInputOOutputBBi-directionPPInternalprogrammablepullup/downSchSchmittInputWS9623ADSFFDatasheet(V1.0)Copyright©ZGmicro,Corp.1999-20149FUNCTIONALBLOCKDESCRIPTIONRadioTransceiverTheWS9623ADSFFfeaturesanintegratedradiotransceiverthathasbeenoptimizedforBluetooth2.4GHzwirelesssystems.Ithasbeendesignedtoprovidelowpower,lowcost,androbustcommunicationsforapplicationsoperatinginthegloballyavailable2.4GHzunlicensedISMband.ItisfullycompliantwiththeBluetoothRadioSpecification4.1andEDRspecification,andmeetsorexceedstherequirementstoprovidethehighestcommunicationlinkqualityofservice.TransmitterPathTheWS9623ADSFFfeaturesafullyintegratedzero-IFtransmitter.ThebasebandtransmitsGFSK,DQPSK,8DPSKdataisdigitallymodulatedinthemodemblock,andthenup-convertsthedatatothe2.4GHzISMbandinthetransmitterpath.Thetransmitterpathconsistsofsignalfilters,I/Qup-converters,outputPowerAmplifiers(PAs),andRFfilters.ThedigitalmodulatorperformsthedatamodulationandfilteringrequiredfortheGFSK,DQPSK,and8-DPSKsignals.Thefullydigitalmodulatorminimizesanyfrequencydriftoranomaliesinthemodulationcharacteristicsofthetransmittedsignal.ReceiverPathThereceiverpathusesaninnovativeAdaptive-Adjustable-IFarchitecture(patentpending)forimprovedanti-interferenceperformanceandlowpowerconsumption.Thefront-endtopologywithbuilt-inout-of-bandattenuationenablestheWS9623ADSFFtobeusedinmostapplicationswithnooff-chipfiltering.Thedigitaldemodulatorandbitsynchronizertakethedown-convertedreceivedsignalandperformanoptimalfrequencytrackingandbitsynchronizationalgorithm.TheradioportionoftheWS9623ADSFFalsoprovidesaReceivedSignalStrengthIndication(RSSI)signaltothebasebandsothatthecontrollercanparticipateinaBluetoothpower-controlledlink.AudiocodecAudioCodecincludestwochannelvoiceband24bitADC,whichcansupportstereomicrophonerecording,withonemicrophonebiasoutput.ThecodecalsohastwochannelCDquality24bitAudioDACs,whichsupporttwo16Ωheadphone/speakerswithtwo40mWoutput,ortwo32Ωheadphone/speakerswithtwo40mWoutput.PowerManagementPMUisanintegratedpowersolutionforapplicationspoweredbyonesmallLi-Ionbattery.ItprovidestotalpowersolutionforWS9623ADSFF.Itprovidesonehighlyefficient,lowoutputripplestep-downconvertertothecorevoltage.Step-downconverterentersPFMmodeatlightloadformaximumefficiencyoverthewidestpossiblerangeofloadcurrents.ThePMUalsointegratesthreeLDOregulators(withChargerbypassmode),POR,Start-upcontrollerandabatterycharger.Thechargerblockwillprovidesmartbatterychargingmanagement,whileLDOwillprovidealow-noisepowersupplyforWS9623,andPORwillprovideresetsignalfordigitalcore.SRAMTheSRAMof128kBisusedinWS9623ADSFFChip.ThismemorystoresthedatageneratedorrequiredbyrunningthehighperformanceCPU.ROMTheVIAROMof512KBisemployedinWS9623ADSFFChip.Thismemoryisusedtostorethefirmware.WS9623ADSFFDatasheet(V1.0)Copyright©ZGmicro,Corp.1999-201410DEVICETERMINALDESCRIPTIONSPowerSupplyWS9623ADSFFispoweredbyonesmallLi-IonbatteryviathepinsVBATandGNDS1.Thevoltagevaluerangeofbatteryisfrom3.0Vto5.5V.ItcanbeconnectedtochargerviathepinVCHG;thechargerblockwillprovidesmartbatterychargingmanagementandpowersupplythroughLDOforchipsimultaneously.TheInputvoltagevaluerangeofchargerisfrom3.0Vto6.5V(FromAdapterorUSB).Themaximumchargingcurrentis300mA.Figure3WS9623ADSFFTypicalPowerApplicationCrystalOscillatorPortXTAL_INandXTAL_OUTneedtobebondedoutandconnecttotheon-boardcrystalcircuit.Theloadcapforbothpinsis4-12pF.Theon-boardcrystalcircuitneedstobeplacedclosetothechip.Theon-chipDCXOcircuitcanworkwithcrystalfrequency26MHz.TheinitializationtimefortheDCXOcircuittosettleto10ppmaccuracyis2mS.ThereferenceclockgeneratedbytheDCXOgoestoRFPLLandDPLL.However,thereferenceclockgeneratedbyDCXOcanbedirectlyfeedtothedigitalbasebandinthatcase.Theon-chipDCXOcircuithasacaptuningarraythatcanbeusedtotrimreferenceclockfrequency.Figure4TypicalApplicationsofXTAL_INandXTAL_OUTRFInterfacePortRFXPandAVDD_RFaretheRFI/Oportsandneedtobebondedout.ThetwoRFpinsareconnectedtoon-boardmatchingnetworkwhichshouldbeplacedclosetothechip.Theassociatedon–boardtransmissionlineroutingshouldhave50Ωimpedancematching.AudioInterfaceWS9623ADSFFsupportsDualMicrophoneAudioinputs.TheMICLPportismicrophoneleftchannelinputs,theMICLNportisdifferentialinputs,theMICRPportismicrophonerightchannelinputsandtheMICRNportisdifferentialinputs.ThestereoAudiooutputportsareHPOUT_RP/HPOUT_RNandHPOUT_LP/HPOUT_LN,whileHPOUT_RPandHPOUT_RNareheadphonerightchanneloutput,HPOUT_LPandHPOUT_LNareheadphoneleftchanneloutput.UARTInterfaceTheUARTportsaresharedwithGIPO[4:1].ThoseportsareusedasUARTbyconfiguringrelatedregisterbySW.FunctionDescriptionSerialOperationTheUARTmodulehasoneoperationmode---non-returntozero(NRZ).TheNRZmodeisprimarilyassociatedwithRS-232.Eachcharacteristransmittedasaframedelimitedbyastartbitatthebeginningandastopbitattheend.Databitsaretransmittedleastsignificantbitfirst,eachbitoccupiesaperiodoftimeequalto1fullbit.Ifparityisused,thentheparitybitistransmittedafterthemostsignificantbit.FollowingisthewaveforminNRZmode.Figure5WaveformofUARTStartBitBit0Bit1Bit2Bit3Bit4Bit5Bit6Bit7ParityBitStopBitNRZmodetransmitsanASCII“A”CharacterwithOddUARTExternalConnectionforBluetoothTheUARTinWS9625ABMCcanbeusedtotransportHCI(HostControllerInterface)packetsforBluetooth.TheHCIUARTTransportLayerusesthefollowingsettingsforRS232:[Table3]HCIUARTTransportLayersettingsBaudratemanufacturer-specificNumberofdatabits8ParitybitnoparityWS9623ADSFFDatasheet(V1.0)Copyright©ZGmicro,Corp.1999-201412Stopbit1stopbitFlowcontrolRTS/CTS(HardwareFlowControl)Flow-offresponsetimemanufacturerspecificTheRS232signalsshouldbeconnectedinanull-modemfashion.Themostexpensivenullmodemcableisthenullmodemcablesuitableforfullhandshaking.Inthisnullmodemcable,sevenwiresarepresent.OnlytheringindicatorRIandcarrierdetectCDsignalarenotlinked.Thecableisshowninthefollowingfigure.DTRandDSRarenotusedinUARTofWS9623ADSFF.Figure6NullModemCableConnectionsConnector1Connector2Function23RxTx32TxRx46DTRDSR55Signalground64DSRDTR78RTSCTS87CTSRTSInCTS/RTSflow,theRTSoutputofdevice1signalsdevice2thatdevice1iscapableofreceivinginformation,sodevice2willsendthedataoutwhentheRTSsignalofdevice1issetvalid.Also,device1willsendthedataoutwhentheRTSsignalofdevice2issetvalid.I2CInterfaceWS9623ADSFFprovidesPROM_SCLandPROM_SDAforcommunicationwithEEPROMwhichcomplywithI2Cprotocol.I2Cisatwo-wire,bi-directionalserialbus,whichprovidesasimpleandefficientmethodofdataexchangebetweendevices.Itismostsuitableforapplicationsrequiringoccasionalcommunicationoverashortdistancebetweenmanydevices.TheI2Cstandardisatruemulti-masterbusincludingcollisiondetectionandarbitrationthatpreventsdatacorruptioniftwoormoremastersattempttocontrolthebussimultaneously.TheI2Cinterfacedefines2transmissionspeeds:Normal:100Kbit/sFast:400Kbit/sOnly100Kbpsmodeand400Kbpsmodearesupporteddirectly.FEATURES:CompatiblewithI2Cstandard;MultiMasterOperation;WS9623ADSFFDatasheet(V1.0)Copyright©ZGmicro,Corp.1999-20141