TEL:18617042732***:3073924495TheCC2540isacost-effective,low-power,truesystem-on-chip(SoC)forBluetoothlowenergyapplicati***.ItenablesrobustBLEmasterorsl***enodestobebuiltwithverylowtotalbill-of-materialcosts.TheCC2540combinesanexcellentRFtransceiverwithanindustry-standardenhanced8051MCU,in-systemprogrammableflashmemory,8-KBRAM,andmanyotherpowerfulsupportingfeaturesandperipherals.TheCC2540issuitableforsystemswhereverylowpowerc***umptionisrequired.Verylow-powersleepmodesare***ailable.Shorttransitiontimesbetweenoperatingmodesfurtherenablelowpowerc***umption.TheCC2540comesintwodifferentversi***:CC2540F128/F256,with128and256KBofflashmemory,respectively.CombinedwiththeBluetoothlowenergyprotocolstackfromTexasInstruments,theCC2540F128/F256formsthemarket’smostflexibleandcost-effectivesingle-modeBluetoothlowenergysolution.特性·TrueSingle-ChipBLESolution:CC2540CanRunBothApplicationandBLEProtocolStack,IncludesPeripheralstoInterfaceWithWideRangeofSensors,Etc.·6-mm×6-mmPackage·RFoBluetoothlowenergytechnologyCompatibleoExcellentLinkBudget(upto97dB),EnablingLong-RangeApplicati***WithoutExternalFrontEndoAccurateDigitalReceivedSignal-StrengthIndicator(RSSI)oSuitableforSystemsTargetingComplianceWithWorldwideRadioFrequencyRegulati***:ETSIEN300328andEN300440Class2(Europe),FCCCFR47Part15(US),andARIBSTD-T66(Japan)·LayoutoFewExternalComponentsoReferenceDesignProvidedo6-mm×6-mmQFN40Package·LowPoweroActiveModeRXDownto19.6mAoActiveModeTX(–6dBm):24mAoPowerMode1(3-µsWake-Up):235µAoPowerMode2(SleepTimerOn):0.9µAoPowerMode3(ExternalInterrupts):0.4µAoWideSupplyVoltageRange(2V–3.6V)oFullRAMandRegisterRetentioninAllPowerModes·TPS62730CompatibleLowPowerinActiveModeoRXDownto15.8mA(3VSupply)oTX(-6dBm):18.6mA(3VSupply)·MicrocontrolleroHigh-PerformanceandLow-Power8051MicrocontrollerCoreoIn-System-ProgrammableFlash,128KBor256KBo8-KBSRAM·Peripheralso12-BitADCwithEightChannelsandConfigurableResolutionoIntegratedHigh-PerformanceOp-AmpandUltralow-PowerComparatoroGeneral-PurposeTimers(One16-Bit,Two8-Bit)o21General-PurposeI/OPins(19×4mA,2×20mA)o32-kHzSleepTimerWithCaptureoTwoPowerfulUSARTsWithSupportforSeveralSerialProtocolsoFull-SpeedUSBInterfaceoIRGenerationCircuitryoPowerfulFive-ChannelDMAoAESSecurityCoprocessoroBatteryMonitorandTemperatureSensoroEachCC2540ContainsaUnique48-bitIEEEAddress·SoftwareFeaturesoBluetoothv4.0CompliantProtocolStackforSingle-ModeBLESolution§CompletePower-OptimizedStack,IncludingControllerandHost§GAP–Central,Peripheral,Observer,orBroadcaster(IncludingCombinationRoles)§ATT/GATT–ClientandServer§***P–AES-128EncryptionandDecryption§L2CAP§SampleApplicati***andProfiles§GenericApplicati***forGAPCentralandPeripheralRoles§Proximity,Accelerometer,SimpleKeys,andBatteryGATTServices§MultipleConfigurationopti***§Single-ChipConfiguration,AllowingApplicationtoRunonCC2540§NetworkProcessorInterfaceforApplicati***RunningonanExternalMicrocontroller§BTool–WindowsPCApplicationforEvaluation,Development,andTestoDevelopmentTools§CC2540MiniDevelopmentKit§***artRFSoftware§SupportedbyIAREmbeddedWorkbenchSoftwarefor8051·APPLICATI***·2.4-GHzBluetoothlowenergySystems·MobilePhoneAccessories·SportsandLeisureEquipment·C***umerElectronics·HumanInterfaceDevices(Keyboard,Mouse,RemoteControl)·USBDongles·HealthCareandMedical·CC2540withTPS62730·TPS62730isa2MHzStepDownConverterwithBypassMode·ExtendsBatteryLifetimebyupto20%·ReducedCurrentinTXandRX·30nABypassModeCurrenttoSupportLowPowerModes·RFPerformanceUnchanged·***allPackageAllowsfor***allSolutionSize·CC2540ControllableAllothertrademarksarethepropertyoftheirrespectiveowners封装:VQFN(RHA))