SAA7750-N1D 芯片资料PHILIPS_

DATASHEETPreliminarySpecificationversion1.3FileunderIntegratedCircuits,Handbook2002Jan21INTEGRATEDCIRCUITSGenericdeviceforportablemultimediaapplicationsSAA7750-N1D2002Jan212PhilipsSemiconductorsPreliminarySpecificationversion1.3SAA7750-N1DGenericdeviceforportablemultimediaapplicationsCONTENTS1FEATURES1.1HardwareFeatures1.2GeneralFeatures1.3Softwarefeatures2GENERALDESCRIPTION3APPLICATIONS4BLOCKDIAGRAM5PINNING6HARDWAREDESCRIPTIONSSA6.1ARM720Tmicrocontroller6.1.1Overview6.1.2BLOCKDIAGRAM6.1.3TheTHUMBConcept6.2Internalbusses6.2.1AdvancedHigh-performanceBus(AHB)6.2.2AHBAddressDecoder6.3Memorycontrollers6.3.1Overview6.3.2StaticMemoryController6.3.3SDRAMInterfaceController6.3.4InternalMemoryController6.3.5FLASHmemorycontroller6.3.5.1FLASHreads6.3.5.2ErasingtheFLASHblock6.3.5.3ProgrammingtheFLASHblock6.3.5.4Operatingconditions6.4InterruptController6.4.1Overview6.4.2FunctionalDescription6.5PowerManagementUnit(PMU)6.5.1FunctionalDescription6.5.2Wake-upbehaviour6.5.3Watchdogbehaviour6.5.4Pausebehaviour6.5.5Powerdownbehaviour6.5.5.1PowerdownRequest6.5.5.2PowerdownAcknowledge6.6Oscillatorsandclockgeneration6.6.1Overviewclockgenerationmodule6.6.2FunctionalDescription6.7MultiMediaCardInterface(MMC)6.7.1Choiceofflashmemorycards6.810-bitADC6.8.1Overview6.8.2Functionaldescription6.8.3MultichannelA/Dconversionscan6.8.4ADCresolution6.8.5Interrupts6.9UART6.9.1FunctionalDescription6.9.2UARTPinDescription6.9.3BaudRateGenerator6.10GeneralPurposeI/O6.10.1FunctionalDescription6.10.2Interrupts6.11RealTimeClock(RTC)6.11.1FunctionalDescription6.11.2Interrupts6.11.3PowerDownoperation6.12Timers6.12.1Functionaldescription6.12.2Interrupts6.13WatchdogTimer6.13.1Functionaldescription6.13.2Interrupts6.14IICmasterInterface6.14.1FunctionalDescription6.14.2Interrupt6.15IICslaveInterface6.15.1Functionaldescription6.15.2Interrupt6.16LCDInterface6.16.1FunctionalDescription6.16.2Interface6.16.3SystemInterface6.16.4ResettingtheLCDcontroller6.16.5Serialmode:6.16.6Usingwaitstates6.16.7CheckingthebusyflagoftheLCDcontroller6.16.8Loopbackmode6.16.9Interrupt6.17RemoteControlInterface6.17.1FunctionalDescription6.18ParallelPortInterface(PPI)6.19USBInterface6.19.1Interrupts6.19.1.1USB_int_req_FIQ6.19.1.2USB_int_req_IRQ6.19.1.3Interrupthandling6.19.1.4Zerooverheadoperation6.20CDBlockDecoder6.20.1FunctionalDescription6.20.1.1Features6.20.2Input/OutputPinFunction6.20.3I2CInterface6.20.4StandardSerialInterfaceUART6.20.5SubcodeInterface6.20.6SerialDataInterface6.20.7MinimalBlockDecoder6.20.8CDTEXTMode6.20.9Q-subcodeFrameFormat6.21DigitalSignalProcessor(EPICS7a)2002Jan213PhilipsSemiconductorsPreliminarySpecificationversion1.3SAA7750-N1DGenericdeviceforportablemultimediaapplications6.22DigitalAudioinputandoutput7HARDWAREDESCRIPTIONSSACODEC7.1General7.2MultipleformatdataINPUTinterface7.3MultipleformatdataOUTPUTinterface7.4DACdigitalsoundprocessing7.5Blockdiagram7.6ConnectionstoSAA77508HARDWAREDESCRIPTIONFLASH9LIMITINGVALUES10THERMALCHARACTERISTICS11DCCHARACTERISTICS12ACCHARACTERISTICS13PACKAGEOUTLINE14SOLDERING15DEFINITIONS16DISCLAIMERS17PURCHASEOFPHILIPSI2CCOMPONENTS2002Jan214PHILIPSCONFIDENTIALPhilipsSemiconductorsPreliminarySpecificationversion1.3SAA7750-N1DGenericdeviceforportablemultimediaapplications1FEATURESNOTE:thisdatasheetisforSAA7750ElversionN1Donwards!!1.1HardwareFeatures•IntegratedARM720T32bitRISCprocessor,capableofrunningat72MHz.•Highperformance32-bitsbus(AHB)•CentralizedaddressdecodingforallAHBdevices•Fourpossiblememorymaps:–externalboot–internalflashboot–internalROMboot–normaloperation•SupportsUSB1.1compliantinterfacefordownloadingdatafromPC•Supportforflash-cardapplications:–SupportstheMultiMediaCard(MMC)–SupportsSmartMediaCard(EBI)–NANDFLASH(EBI)•Memoryinterface(EBI)supportinganumberofmemorytypeslikeStaticRAM,SDRAM,externalFlash.Themaximumbusfrequencycanbeupto48MHz.•IntegratedCDblockdecoderforCD-DAandMP3CDapplications•UART+IrDA(IrDAisanewblockontheN1Dversion)•IntegratedMasterandSlaveIICinterface•Real-TimeClock(RTC)•General-PurposeIOpins(28pins)•IntegratedRemoteControlinterface•IntegratedLCDinterfacewith6800/8080typeinterface•Integrated10bitsADCwith8selectableinputs(viaanalogmultiplexer).•IntegratedSPDIFoutputinterface•IntegratedIISinputandoutputinterface•IntegratedstereoAudioCodec–StereoLineinputwithProgrammableGainAmplifier(PGA)–MonoMicrophoneinputwithembeddedLowNoiseAmplifier(LNA)andVariableGainAmplifier(VGA–stereoanaloginputwithanalogvolumecontrol(e.g.fortunerapplications)–stereolineoutput–integratedstereoheadphonedriverwhichcanbeusedinDCcoupling(shortcircuitprotectionanddetectionbuildin).1.2GeneralFeatures•IntegratedARM720T32bitRISCprocessor•Programmablearchitectureenablessupportofmultipleaudiodecompressionalgorithms.•Designedforapplicationsthatrequirelongbatterylife2002Jan215PHILIPSCONFIDENTIALPhilipsSemiconductorsPreliminarySpecificationversion1.3SAA7750-N1DGenericdeviceforportablemultimediaapplications•Embedded3Mbit(384kbyte)flashforFieldupgradibility•EmbeddedAudioCodecwithheadphonedriver•smallfootprintLFBGA208package1.3Softwarefeatures•AudioDeco