LMX5453 Micro-Module Integrated Bluetooth 2.0 …

1 FEBRUARY2006 REVISEDJANUARY2014 LMX5453 micro -ModuleIntegratedBluetooth BasebandControllerand RadioCheckfor Samples:LMX54531 FEATURES Fractional-NSigma/Deltamodulator2 The LMX5453is a dropin replacementfor the I/O : 60-padmicro-moduleBGApackage( mm mm mm) eSCOoverUSBHCI transportAPPLICATIONS Enhancedscatternet MobileHandsets Interlacedscan USBD ongles Flushing StereoHeadsets AudioPCMslavemodesupport PersonalDigitalAssistants GenericPCMconfiguration PersonalComputers Compliantwiththe CoreSpecification AutomotiveTelematics Betterthan-80 dBminputsensitivityDESCRIPTION Class2 operationTheLMX5453is a Acceptsexternalclockor GHzradiocombineto formacomplete,smallform-factor( mm mm Clockingoption12/13 MHzwithPLL bypassmm) powerreduction 10-20 MHzexternalclockor crystalnetworkThe on-chipmemory,ROM,and PatchRAMprovidelowestcostandminimizedesi gnriskwiththe oscillatorfor low-flexibilityof firmwaresuppliedin the on-chipROMsupportsa AdvancedpowermanagementfeaturescompleteB luetoothLinkManagerandHCIwith Highintegration:communicationthrougha UARTor USBinterface.

2 Implementedin m CMOS technologyThisfirmwarefeaturespoint-to-p ointandpoint-to-multipointlink management,supportingdataratesup RF includeson-chipantennafilterandto 723 On-chipfirmwarewithcompleteHCIT heradioemploysan integratedantennafilterandswitchto minimizethenumberof external EmbeddedROM(200K)and PatchRAM( ) radiohas a heterodynereceiverarchitecturewith Up to 7 AsynchronousConnectionLess(ACL)a low intermediatefrequency(IF), whichenablesthelinksIF filtersto be Supportfor two simultaneousvoiceorusesdirectIQ-modulati onwithGaussian-filteredbit-ExtendedSynch ronousConnectionOrientedstreamdata,a voltage-controlledoscillator(VCO)(eSCO)a nd SynchronousConnectionOrientedbuffer,and a poweramplifier.(SCO)and leadfreeandRoHS Enhancedscatternet(Restrictionof HazardousSubstances) Interlacedscanmoreinformationon thosequalitystandards,pleasevisitourgree ncompliancewebsiteat ** AudioPCMslavemodesupport GenericPCMconfiguration1 Pleasebe awarethat an importantnoticeconcerningavailability,st andardwarranty,and use in criticalapplicationsofTexasInstrumentsse miconductorproductsand disclaimerstheretoappearsat the end of this a registeredtrademarkof currentas of 2006 2014,TexasInstrumentsIncorporatedProduct sconformto specificationsper the termsof the all andPatch RAMROMV oltageRegulatorRadioBaseboardController 425.

3 9#,$ ProcessorOscillator/CrystalAntennaUSB_D- USB_D+VCC_USBGND_USBTXDRXDRTS#CTS#SCLSDA MDODIMWCS#MSKMDIDOSCLKSFSSFS1 STDSRDLMX5453 SNOSAU2D FEBRUARY2006 be damagedby all integratedcircuitsbe observeproperhandlingand installationprocedurescan rangefromsubtleperformancedegradationto be moresusceptibleto damagebecausevery smallparametricchangescouldcausethe devicenot to meetits Full-duplexUART supportingtransferratesup to detectionfor HCI Full speed(12 Mbps) for HCI SPI/Microwirefor interfacingwithexternalnon-volatilememor y AdvancedAudioInterface(AAI)for interfacingwithexternal8-kHzPCMcodec Up to 3 GPIO portpins(OP4/PG4,PG6,PG7)controllableby HCI commands JTAG basedserialon-chipdebuginterface SingleRx/Tx-padradiointerface2 SubmitDocumentationFeedbackCopyright 2006 2014,TexasInstrumentsIncorporatedProduct FolderLinks: LMX5453 USB_D+VCC_USBRTS#OP6/SCL/MSKMDODIVCCSCLK SFSGNDPG7 CTS#GND_USBUSB_D-RXDTXDOP3/MWCS#STDSRDOP 5/SFS1 VCC_IOPOP7/SDA/MDIDOVCC_IOTCKRDY#TMSTDIV CC_CORETDOX2_CKOX2_CKIVCC_PLLVDD_IOROP4/ PG4 ENV1#B_RESET_RA#XOSCENPG6 RESET_BB#TST2 GND_IFX1_CKIX1_CKOVCO_OUTVDD_X1 TST5 TST3 RESET_RA#VDD_IFTEGND_RFTST4 TST6 GND_VCOVCO_INVDD_VCOGND_RFANTGND_RFTST1/ DIV2# FEBRUARY2006 REVISEDJANUARY2014 CONNECTIONDIAGRAMF igure1.

4 X-ray- Top ViewCopyright 2006 2014,TexasInstrumentsIncorporatedSubmitD ocumentationFeedback3 ProductFolderLinks: LMX5453 LMX5453 SNOSAU2D FEBRUARY2006 SignalDescriptionsPad NamePad LocationTypeDefaultLayoutDescriptionX1_C KOF7 OCrystal10-20 MHzX1_CKIE7 ICrystalor ExternalClock10-20 MHzX2_CKIF5 IGND(if not used) CrystalOscillatorX2_CKOE5 ONC(if not used) CrystalOscillatorRESET_RA#B8 IRadioResetInput(activelow)B_RESET_RA#B6 OBufferedRadioResetOutput(activelow)RESE T_BB#B7 IBasebandControllerReset(activelow)ENV1C 6 NCENV1:EnvironmentSelectusedfor manufacturingItest onlyTEA9 IGNDTestEnable- Usedfor manufacturingtest onlyTST1/DIV2#B10 NCTST1 connectedto permituseIwith #:No longersupportedTST2C7 IGNDTestMode,Connectto GNDTST3C8 IGNDTestMode,Connectto GNDTST4C9 IGNDTestMode,Connectto GNDTST5D8 IGNDTestMode,Connectto GNDTST6D9 VCO_OUTTestInput,Connectto VCO_OUTthrougha zero-Iohmresistorto permituse with VTuneautomatictuningalgorithmUSB_D-A3 IUSBData(negative)USB_D+A2 IUSBData(positive)MDODI(1)D1I/OSPI MasterDataOut/SlaveDataInOP6/SCL/MSKC1 See Table20OP6:Pin checkedduringthe start-upsequenceforOP6:Iconfigurationopt ionSCL/MSK: :SPI ShiftOP7/SDA/MDIDOD4OP7:ISee Table20OP7:Pin checkedduringthe start-upsequenceforSDA/MDID configurationoptionO: :SPI MasterDataIn/SlaveDataOutOP3/MWCS#D3 See Table20 and Table21OP3:Pin checkedduringthe start-upsequenceforIconfigurationoptionM WCS#:SPI SlaveSelectInput(activelow)OP4/PG4D6 See Table20 and Table21OP4:Pin checkedduringthe start-upsequenceforOP4:Iconfigurationopt ionPG4:I/OPG4.

5 GPIOOP5/SFS1F4 See Table20 and Table21OP5:Pin checkedduringthe start-upsequenceforconfigurationoptionI/ OSFS1:AudioPCMI nterface- FrameSynchronizationfor secondcodecSCLKF1I/OAudioPCMI nterfaceClockSFSF2 X2 (LP0)crystalOenable/disablePG6A7 OSee NVST able21 GPIO- DefaultsetupUSBstatusindicationPG7D2 See NVST able21 GPIO- DefaultsetupTL (TransportLayer)trafficOLED indication(1)Mustuse 1k ohmpull up4 SubmitDocumentationFeedbackCopyright 2006 2014, FEBRUARY2006 REVISEDJANUARY2014 Table1. SignalDescriptions(continued)Pad NamePad LocationTypeDefaultLayoutDescriptionCTS# (2)C2 IGND(if not used)HostSerialPort ClearTo Send(activelow)RXDB3 IHostSerialPort ReceiveDataRTS#(3)B1 ONC(if not used)HostSerialPort RequestTo Send(activelow)TXDC3 OHostSerialPort TransmitDataRDY#A4 INCJTAGR eadyOutput(activelow)TCKB4 INCJTAGTestClockInputTDIB5 INCJTAGTestDataInputTDOD5 ONCJTAGTestDataOutputTMSA5 INCJTAGTestModeSelectInputVCO_OUTF8 OChargePumpOutput,connectto loop filterVCO_INF9 IVCOT uningInput,feedbackfromloop filterANTD10 ORF Antenna, Radio/BBVDD_IFA8 IPowerSupplyIFVCC_USBA1 IPowerSupplyUSBT ransceiverVCC_IOPE4 IPowerSupplyAudioInterfaceVCC_IOC4 IPowerSupplyI/OVCCE1 IVoltageRegulatorInputGND_VCOE9 GroundGND_USBB2 GroundGND_RFB9, C10,E10 GroundGND_IFD7 GroundGNDE2 Ground(2)Connectto GNDif CTSis not used(3)

6 Treatas No Connectif RTSis not requiredfor mechanicalstabilityCopyright 2006 2014,TexasInstrumentsIncorporatedSubmitD ocumentationFeedback5 ProductFolderLinks: LMX5453 LMX5453 SNOSAU2D FEBRUARY2006 the whichthe deviceis intendedto be functional,but do not assemblyof this deviceshouldbeperformedat padsare rated2 kV. This deviceoperatesbetween-40 and +85 any pad with GND= 0V + InputPower0dBmVANTA ppliedVoltageto 65+150 CTLLeadTemperature(1)(solder4 sec)225 CTLNOPBLeadTemperatureNOPB(1)(2)(solder4 0 sec)260 CESDHBMESD- HumanBodyModel2000 VESDMMESD- MachineModel200 VESDCDMESD- ChargedDeviceModel1000V(1)ReferenceIPC/J EDECJ-STD-020 Cspec.(2)NOPB= No Pb (No Lead) STAA mbientOpoeratingTemperatureRangeFullyFun ctionalBluetoothNode 40+25+85 CVCC_ Load5mAMAXVCC_CORESW henusedas supplyinput(VCCgrounded) 2006 2014, FEBRUARY2006 REVISEDJANUARY2014 PowerSupplyRequirements(1)(2)ParameterMi nTypMaxUnitsIRXDM5 DuringReceiveDM526mAITXDM5 DuringTransmitDM527mAIRXDH5 DuringReceiveDH526mAITXDH5 DuringTransmitDH527mAIRXHV1 DuringReceiveHV112mAITXHV1 DuringTransmitHV112mAICC-RXReceivePowerS upplyCurrent(Receivein ContinuousMode)65mAICC-TXTransmitPowerSu pplyCurrent(Transmitin ContinuousMode)65mAICC-PWDNP ower-downCurrent(Standby,XO off)34 AIACTIVEA ctiveMode- Page/InquiryScanEnabled6mAISNIFFS niffMode- (1)Powersupplyrequirementsare basedon Class2 outputpower.

7 (2)VCC= ,TA= +25 CDC CharacteristicsParameterConditionMinMaxU nitsVCC_IO+ VCC_IO InputVoltageHigh(exceptoscillatorI/O) VCC_IO + VCC_IO InputVoltageLow (exceptoscillatorI/O) VCC_IO ,VCC_IO=IOH(1)Logical1 ,VCC_IO=IOL(1)Logical0 (1)Maximumcurrentis 50mAper VCC_ (D+)- (D-) + VoltageRL= ,to Leakage0V < VIN< +10 ACTRNT ransceiverCapacitance20pFCopyright 2006 2014,TexasInstrumentsIncorporatedSubmitD ocumentationFeedback7 ProductFolderLinks: LMX5453 LMX5453 SNOSAU2D FEBRUARY2006 CharacteristicsParameterConditionMinTyp( 1) 80 76dBmRXsenseReceiveSensitivityBER< 80 80 76dBmPinRFMaximumInputLevel 100dBmF1= + 3 MHz, 38-36dBmIntermodulationIMP(2),(3)F2= + 6 MHz,PerformancePinRF = 64 dBmRSSID ynamicRangeat 72 52dBmRSSILNAI nputInputImpedanceof RF Port32 ZRFIN(3)SingleinputimpedanceFin= GHz(RF_inout)ReturnLoss(3)ReturnLoss 8dBPinRF = -10 dBm, 10dBm30 MHz< FCWI< 2 GHz,BER< = -27 dBm, 27dBm2000 MHz< FCWI< 2399 MHz,BER< of BandBlockingOOB(2),(3)PerformancePinRF = -27 dBm, 27dBm2498 MHz< FCWI< 3000 MHz,BER< = -10 dBm, 10dBm3000 MHz< FCWI< ,BER< (1)Typicaloperatingconditionsare at 25 C ambienttemperature.

8 (2)The f0= 64 dBmBluetoothmodulatedsignal,f1= -39 dbmsine wave,f2= -39 dBmBluetoothmodulatedsignal,f0= 2f1- f2, and |f2- f1|= n 1 MHz,wheren is 3, 4, or 5. For the typicalcase,n = 3.(3)Not testedin (1)MaxUnitsPA 2nd HarmonicMaximumgain setting:f0= 2402 MHz,Pout= 30dBmPOUT2 x fod(2)Suppression4804 MHzRF OutputImpedance/Input47 ZRFOUT Impedanceof RF PortPout@ GHz(RF_inout)(1)Typicaloperatingconditio nsare at 25 C ambienttemperature.(2)Out-of-Bandspurson ly existat 2nd and 3rd harmonicsof the CW frequencyfor 20 kHz120 sInitialCarrier 75075kHz f0offset(1)DuringpreambleFrequencyTolera nceDH1datapacket 25025kHzDH3datapacket 40040kHzInitialCarrier f0drift(1)DH5datapacket 40040kHzFrequencyDrift 20020kHz/50 Drift Rate stD-TxTransmitterDelayTimeFromTx datato antenna4 s(1)Frequencyaccuracyis dependenton crystalmusthavea cumulativeaccuracyof <20 ppmto 2006 2014, pF 5 pF pF LC8 pF pF 6 pF pF LintTUNECCXOCCt1/ /Ct2 totalL0 CCC LintTUNECCXOCCt1/ /Ct2 FEBRUARY2006 REVISEDJANUARY2014 CrystalRequirementsThe LMX5453providesan on-chipdriverthat maybe usedwith an externalcrystaland capacitorsto showsthe specifiesthe RF localoscillatorand internaldigitalclocksfor the LMX5453are derivedfromthe referenceclockat theCLK+ externalclocksignalor the oscillatorusingthe on-chipdriveris used,the board-and designdependentcapacitancemustbe consideredin providea closeapproximationof the crystaltuningcapacitanceare usedas astartingpoint,but the optimalvalueswill varywith the capacitivepropertiesof the a result,finetuningof the crystalcircuitmustbe performedexperimentally.

9 By testingdifferentvaluesof load be usedwith the key requirementfromthe Bluetoothspecificationis acumulativeaccuracyof <20 ,ESR(EquivalentSeriesResistance)mustbe LMX5453can supporta maximumESRof 230 , but it is recommendedto stay <100 for best performanceovervoltageand Figure3 for ESRas part of the crystalcircuitfor ESRof the crystalalsohas an impacton the start-uptimeof the ** for crystalappearsinductivenearits formsa resonantcircuitwith its load be trimmedwith the crystalload resonanceat the correctfrequency,the crystalshouldbe loadedwith its a parameterspecifiedby the crystalvendor,typicallyexpressedin pF. The crystalcircuitshowninFigure3 is composedof: C1 (motionalcapacitance) R1 (motionalresistance) L1 (motionalinductance) C0 (staticor shuntcapacitance)The LMX5453providessomeof the loadwith internalcapacitorsCintand XOCTUNE.

10 The remaindermustcomefromthe externalcapacitorslabeledCt1 and Ct2 shownin Figure2. For bestnoiseperformance,Ct1 and Ct2shouldhavethe samethe valueof XOCTUNEcan be programmedin register2. Thereare 7 bits of tuningfor XOCTUNE. The defaultvalueis 0028h,whichresultsin an pF registercan be usedin productiontestingfor additionaltuning,if Table19 for the rangeof crystalload capacitance(CL) is calculatedas:(1)TheCLabovedoesnot includethe crystalinternalself capacitanceC0as shownin Figure3, so the totalcapacitanceis:(2)Basedon the crystalspecificationand equation:(3)(4) is verycloseto the TEWcrystalrequirementof 16 pF internalshuntcapacitanceCtotal:(5)Copyri ght 2006 2014,TexasInstrumentsIncorporatedSubmitD ocumentationFeedback9 ProductFolderLinks:LMX5453R1C1L1C0 CLK+CLK-Ct1Ct2 CrystalLMX5453 CintXOCTUNELMX5453 SNOSAU2D FEBRUARY2006 RecommendedCrystalCircuitFigure3.