RDA5807M-收音芯片

Copyright©RDAMicroelectronicsInc.2006.Allrightsarereserved.TheinformationcontainedhereinistheexclusivepropertyofRDAandshallnotbedistributed,reproduced,ordisclosedinwholeorinpartwithoutpriorwrittenpermissionofRDA.手机[phone]RDA5807Mq2534762101SINGLE-CHIPBROADCASTFMRADIOTUNERRev.1.0–May.20111GeneralDescriptionTheRDA5807Mseriesisthenewestgenerationsingle-chipbroadcastFMstereoradiotunerwithfullyintegratedsynthesizer,IFselectivity,RDS/RBDSandMPXdecoder.ThetunerusestheCMOSprocess,supportmulti-interfaceandrequiretheleastexternalcomponent.Allthesemakeitverysuitableforportabledevices.TheRDA5807Mserieshasapowerfullow-IFdigitalaudioprocessor,thismakeithaveoptimumsoundqualitywithvaryingreceptionconditions.TheRDA5807Mseriessupportfrequencyrangeisfrom50MHzto115MHz.1.1FeaturesCMOSsingle-chipfully-integratedFMtunerLowpowerconsumptionTotalcurrentconsumptionlowerthan20mAat3.0VpowersupplywhenundernormalsituationSupportworldwidefrequencyband50-115MHzSupportflexiblechannelspacingmode100KHz,200KHz,50KHzand25KHzSupportRDS/RBDSDigitallow-IFtunerImage-rejectdown-converterHighperformanceA/DconverterIFselectivityperformedinternallyFullyintegrateddigitalfrequencysynthesizerFullyintegratedon-chipRFandIFVCOFullyintegratedon-chiploopfilterAutonomoussearchtuningSupport32.768KHzcrystaloscillatorDigitalautogaincontrol(AGC)DigitaladaptivenoisecancellationMono/stereoswitchSoftmuteHighcutProgrammablede-emphasis(50/75µs)Receivesignalstrengthindicator(RSSI)andSNRBassboostVolumecontrolandmuteLine-levelanalogoutputvoltage32.768KHz12M,24M,13M,26M,19.2M,38.4MHzReferenceclockOnlysupport2-wirebusinterfaceDirectlysupport32ΩresistanceloadingIntegratedLDOregulator2.7to3.3VoperationvoltageMSOP－10pins1.2ApplicationsCellularhandsetsMP3,MP4playersPortableradiosFigure1-1.RDA5807MTopView67891012345RDA5807MLOUTROUTGNDVDDRCLKGNDFMINGNDSCLKSDIORDAMicroelectronics,Inc.RDA5807MFMTunerV1.0TheinformationcontainedhereinistheexclusivepropertyofRDAandshallnotbedistributed,reproduced,ordisclosedinwholeorinpartwithoutpriorwrittenpermissionofRDA.Page2of23PDAs,NotebookRDAMicroelectronics,Inc.RDA5807MFMTunerV1.0TheinformationcontainedhereinistheexclusivepropertyofRDAandshallnotbedistributed,reproduced,ordisclosedinwholeorinpartwithoutpriorwrittenpermissionofRDA.Page3of23TableofContents手机181246569681GeneralDescription....................................................................................................................................11.1Features.........................................................................................................................................11.2Applications....................................................................................................................................1TableofContents.................................................................................................................................................32FunctionalDescription................................................................................................................................42.1FMReceiver..................................................................................................................................42.2Synthesizer....................................................................................................................................42.3PowerSupply................................................................................................................................42.4RESETandControlInterfaceselect.............................................................................................52.5ControlInterface...........................................................................................................................53ElectricalCharacteristics...........................................................................................................................64ReceiverCharacteristics.............................................................................................................................75SerialInterface............................................................................................................................................85.1I2CInterfaceTiming......................................................................................................................86RegisterDefinition......................................................................................................................................97PinsDescription.........................................................................................................................................148ApplicationDiagram.................................................................................................................................168.1AudioLoadingResistanceLargerthan32Ω&ReferenceClockApplication:...........................168.1.1BillofMaterials:.......................................................