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CC2540F128,CC2540F256–OCTOBER2010–REVISEDJUNE20132.4-GHzBluetooth®lowenergySystem-on-ChipCheckforSamples:CC2540F128,CC2540F2561FEATURESA•TPS62730Compatible23456•TrueSingle-ChipBLESolution:CC2540CanLowPowerinActiveModeRunBothApplicationandBLEProtocolStack,IncludesPeripheralstoInterfaceWithWide–RXDownto15.8mA(3VSupply)RangeofSensors,Etc.–TX(-6dBm):18.6mA(3VSupply)•6-mm×6-mmPackageA•RF•Microcontroller–Bluetoothlowenergytechnology–High-PerformanceandLow-Power8051CompatibleMicrocontrollerCore–ExcellentLinkBudget(upto97dB),–In-System-ProgrammableFlash,128KBorEnablingLong-RangeApplicationsWithout256KBExternalFrontEnd–8-KBSRAM–AccurateDigitalReceivedSignal-StrengthAIndicator(RSSI)•Peripherals–SuitableforSystemsTargetingCompliance–12-BitADCwithEightChannelsandWithWorldwideRadioFrequencyConfigurableResolutionRegulations:ETSIEN300328andEN300–IntegratedHigh-PerformanceOp-Ampand440Class2(Europe),FCCCFR47Part15Ultralow-PowerComparator(US),andARIBSTD-T66(Japan)–General-PurposeTimers(One16-Bit,Two•Layout8-Bit)–FewExternalComponents–21General-PurposeI/OPins(19×4mA,2×–ReferenceDesignProvided20mA)–6-mm×6-mmQFN40Package–32-kHzSleepTimerWithCapture•LowPower–TwoPowerfulUSARTsWithSupportfor–ActiveModeRXDownto19.6mASeveralSerialProtocols–ActiveModeTX(–6dBm):24mA–Full-SpeedUSBInterface–PowerMode1(3-μsWake-Up):235μA–IRGenerationCircuitry–PowerMode2(SleepTimerOn):0.9μA–PowerfulFive-ChannelDMA–PowerMode3(ExternalInterrupts):0.4μA–AESSecurityCoprocessor–WideSupplyVoltageRange(2V–3.6V)–BatteryMonitorandTemperatureSensor–FullRAMandRegisterRetentioninAll–EachCC2540ContainsaUnique48-bitPowerModesIEEEAddress1Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.2SmartRFisatrademarkofTexasInstruments.3BluetoothisaregisteredtrademarkofBluetoothSIG,Inc.4SupportedbyIAREmbeddedWorkbenchisatrademarkofIARSystemsAB.5ZigBeeisaregisteredtrademarkofZigBeeAlliance.6Allothertrademarksarethepropertyoftheirrespectiveowners.PRODUCTIONDATAinformationiscurrentasofpublicationdate.Copyright©2010–2013,TexasInstrumentsIncorporatedProductsconformtospecificationsperthetermsoftheTexasInstrumentsstandardwarranty.Productionprocessingdoesnotnecessarilyincludetestingofallparameters.CC2540F128,CC2540F256SWRS084F–OCTOBER2010–REVISEDJUNE2013•Bluetoothv4.0CompliantProtocolStackfor•2.4-GHzBluetoothlowenergySystemsSingle-ModeBLESolution•MobilePhoneAccessories–CompletePower-OptimizedStack,•SportsandLeisureEquipmentIncludingControllerandHost•ConsumerElectronics–GAP–Central,Peripheral,Observer,or•HumanInterfaceDevices(Keyboard,Mouse,Broadcaster(IncludingCombinationRemoteControl)Roles)•USBDongles–ATT/GATT–ClientandServer•HealthCareandMedical–SMP–AES-128EncryptionandDecryptionCC2540WITHTPS62730–L2CAP•TPS62730isa2MHzStepDownConverter–SampleApplicationsandProfileswithBypassMode–GenericApplicationsforGAPCentral•ExtendsBatteryLifetimebyupto20%andPeripheralRoles•ReducedCurrentinTXandRX–Proximity,Accelerometer,SimpleKeys,•30nABypassModeCurrenttoSupportLowandBatteryGATTServicesPowerModes–MultipleConfigurationoptions•RFPerformanceUnchanged–Single-ChipConfiguration,Allowing•SmallPackageAllowsforSmallSolutionSizeApplicationtoRunonCC2540•CC2540Controllable–NetworkProcessorInterfaceforApplicationsRunningonanExternalMicrocontroller–BTool–WindowsPCApplicationforEvaluation,Development,andTest•DevelopmentTools–CC2540MiniDevelopmentKit–SmartRF™Software–SupportedbyIAREmbeddedWorkbench™Softwarefor8051DESCRIPTIONTheCC2540isacost-effective,low-power,truesystem-on-chip(SoC)forBluetoothlowenergyapplications.ItenablesrobustBLEmasterorslavenodestobebuiltwithverylowtotalbill-of-materialcosts.TheCC2540combinesanexcellentRFtransceiverwithanindustry-standardenhanced8051MCU,in-systemprogrammableflashmemory,8-KBRAM,andmanyotherpowerfulsupportingfeaturesandperipherals.TheCC2540issuitableforsystemswhereverylowpowerconsumptionisrequired.Verylow-powersleepmodesareavailable.Shorttransitiontimesbetweenoperatingmodesfurtherenablelowpowerconsumption.TheCC2540comesintwodifferentversions:CC2540F128/F256,with128and256KBofflashmemory,respectively.CombinedwiththeBluetoothlowenergyprotocolstackfromTexasInstruments,theCC2540F128/F256formsthemarket’smostflexibleandcost-effectivesingle-modeBluetoothlowenergysolution.2SubmitDocumentationFeedbackCopyright©2010–2013,TexasInstrumentsIncorporatedProductFolderLinks:CC2540F128CC2540F256RESETWATCHDOGTIMERIRQCTRLFLASHCTRLDEBUGINTERFACECLOCKMUXandCALIBRATIONDMA8051CPUCORE32-MHzCRYSTALOSCOP-AMP32.768-kHzCRYSTALOSCHIGH-SPEEDRC-OSCPOWERMANAGEMENTCONTROLLERUSART0USBUSART1TIMER1(16-Bit)TIMER3(8-Bit)TIMER4(8-Bit)TIMER2(BLELLTIMER)FLASHFIFOCTRL1KBSRAMON-CHIPVOLTAGEREGULATORPOWER-ONRESETBROWNOUTVDD(2V–3.6V)DCOUPLRESET_NXOSC_Q2XOSC_Q1P2_4P1_7P0_7P2_3P1_6P0_6P2_2P1_5P0_5P1_2P0_2P2_1P1_4P0_4P1_1P0_1P2_0P1_3P0_3P1_0P0_0MODULATORDEMODULATORRECEIVETRANSMITFREQUENCYSYNTHESIZERSYNTHRF_PRF_NB0301-05RADIOREGISTER