CSR8635-QFN-Data-Sheet

FeaturesBlueCore®CSR8635QFN■Bluetooth®v4.0specificationcompliant■80MHzRISCMCUand80MIPSKalimbaDSP■Stereocodecwith1microphoneinput■InternalROM,serialflashmemoryandEEPROMinterfaces■High-performanceStereocodec■RadioincludesintegratedbalunwithRFperformanceof8dBmtransmitpowerand-89dBmreceiversensitivity■AVRCPv1.4■5-bandfullyconfigurableEQ■WidebandspeechsupportedbyHFPv1.6andmSBCcodec■CSR'slatestCVCtechnologyfornarrowbandandwidebandvoiceconnectionsincludingwindnoisereduction■MultipointsupportforA2DPconnectionto2A2DPsourcesformusicplayback■Securesimplepairing,CSR'sproximitypairingandCSR'sproximityconnections■Stereoline-in■Serialinterfaces:USB2.0,UART,I²CandSPI■SBC,MP3andAACdecodersupport■Wiredaudiosupport■Integrateddualswitch-moderegulators,linearregulatorsandbatterycharger■Externalcrystalloadcapacitorsnotrequiredfortypicalcrystals■3LEDoutputs(RGB)■68-leadQFN8x8x0.9mm0.4mmpitch■Green(RoHScompliantandnoantimonyorhalogenatedflameretardants)CSR8635StereoROMSolution1-micCVCAudioEnhancementFullyQualifiedSingle-chipBluetooth®v4.0SystemProductionInformationCSR8635A04Issue52.4GHzRadio+BalunI/OBT_RFRAMBasebandMCUKalimbaDSPROMXTALSerialFlash/EEPROMUART/USBAudioIn/OutDebugSPIPIOSPI/I2CGeneralDescriptionCSR'sBlueCore®CSR8635QFNisasingle-chipBluetoothROMaudiosolutionforrapidevaluationanddevelopmentofBluetoothROMstereoapplications.BlueCore®CSR8635QFNconsumeraudioplatformforwiredandwirelessapplicationsusingtheQFNpackageintegratesanultra-lowpowerDSPandapplicationprocessorwithembeddedflashmemory,ahigh-performancestereocodec,apowermanagementsubsystemandLEDdrivers.TheCSRconfigurationtoolsandthedevelopmentkitprovideaflexibleandpowerfuldevelopmentplatformtodesignadvancedandhigh-qualityBluetoothstereoproductsusingBlueCore®CSR8635QFNsingle-chipBluetoothaudiosolution.Applications■Stereospeakers■Speakerphones■1-micstereoheadsetorheadphones■HandsfreecarkitsTheenhancedKalimbaDSPcoprocessorwith80MIPSsupportsenhancedaudioandDSPapplications.Theintegratedaudiocodecsupportsstereoinputandoutput,aswellasavarietyofaudiostandards.SeeCSRGlossaryat©CambridgeSiliconRadioLimited2013ConfidentialInformation-ThisMaterialisSubjecttoCSR'sNon-disclosureAgreementPage1of105CS-303725-DSP5‑68-lead(Pbfree)8x8x0.9mm0.4mmpitchTapeandreelCSR8635A04‑IQQF‑RNote:CSR8635QFNisaROM-baseddevicewheretheproductcodehastheformCSR8635Axx.AxxisthespecificROM-variant,A04istheROM-variantforCSR8635StereoROMSolution.Minimumorderquantityis2kpcstapedandreeled.Supplychain:CSR'smanufacturingpolicyistomultisourcevolumeproducts.Forfurtherdetails,contactyourlocalsalesaccountmanagerorrepresentative.ContactsGeneralinformationInformationonthisproductCustomersupportf[e-mail]@[e-mail]8635StereoROMSolutionDevelopmentKitOrderingInformationDescriptionOrderNumberCSR8635StereoROMSolutionAudioDevelopmentKitDK‑8635‑10163‑1AProductionInformation©CambridgeSiliconRadioLimited2013ConfidentialInformation-ThisMaterialisSubjecttoCSR'sNon-disclosureAgreementPage2of105CS-303725-DSP5■Dual-modeBluetoothlowenergyradio■SupportforBluetoothbasicrate/EDRandlowenergyconnections■3BluetoothlowenergyconnectionsatthesametimeasbasicrateA2DPBluetoothRadio■On-chipbalun(50Ωimpedance)■Noproductiontrimmingofexternalcomponents■Bluetoothv4.0specificationcompliantBluetoothTransmitter■8dBm(typ)RFtransmitpowerwithlevelcontrol■Class1,Class2andClass3support,noexternalPAorTX/RXswitchrequiredBluetoothReceiver■-91dBm(typ)π/4DQPSKreceiversensitivityand-81dBm(typ)8DPSKreceiversensitivity■Integratedchannelfilters■Digitaldemodulatorforimprovedsensitivityandco-channelrejection■Real-timedigitisedRSSIavailabletoapplication■FastAGCforenhanceddynamicrange■ChannelclassificationforAFHBluetoothSynthesiser■FullyintegratedsynthesiserrequiresnoexternalVCO,varactordiode,resonatororloopfilter■Compatiblewithcrystals16MHzto32MHzKalimbaDSP■EnhancedKalimbaDSPcoprocessor,80MIPS,24‑bitfixedpointcore■2single-cycleMACs;24x24-bitmultiplyand56-bitaccumulator■32-bitinstructionword,dual24-bitdatamemory■6Kx32-bitprogramRAMincluding1KinstructioncacheforexecutingoutofinternalROM■16Kx24-bit+16Kx24-bit2-bankdataRAMAudioInterfaces■StereoaudioADCwithlineinput■StereoaudioDAC■Supportedsampleratesof8,11.025,16,22.05,32,44.1,48and96kHz(DAConly)AuxiliaryFeatures■Crystaloscillatorwithbuilt-indigitaltrimmingPackageOption■68-leadQFN8x8x0.9mm0.4mmpitchPhysicalInterfaces■UARTinterfacefordebug■USB2.0(full-speed)interface,includingchargerenumeration■1-bitSPIflashmemoryinterface■SPIinterfacefordebugandprogramming■I²CinterfaceforEEPROM■Upto22generalpurposePIOswith3extraopen-drainPIOsavailablewhenLEDnotus