LM745 Datasheet - Lm-technologies

TECHNOLOGIESLM745 Bluetooth Audio ModuleClass 2 Module CSR BC05 MM - Onboard AntennaOSXAndroidXPVista78ProductLM745Part aturesBluetooth v2.1 EDR compliant firmwareTrue Wireless Stereo SupportClass 2 device with up to 25 m range in open spaceAPTX SupportAT Command interface available forHFP/HSP/A2DP/AVRCP firmwareSupport UART, PIO and USB Host InterfaceHFP/HSP/A2DP/AVRCP profiles supported.SPP/PBAP firmware under developmentDevelopment kit (LM556) for LM745 available for developmentApplication Schematic for LM745 available for developmentCSR Bluecore 05 Multimedia External Flash(BC05-MM Ext) chipsetLead free - RoHS compliantSmall Size : 23.9mm x 16mm x 2.6mmIntegrated Switched-mode regulatorEmbedded Kalimba DSP Co-processorApplicationsIntegrated Switched-mode regulatorHigh Quality Stereo Wireless HeadsetsEmbedded Kalimba DSP Co-processorHigh Quality Mono HeadsetsIntegrated battery charging optionVehicle Infotainment SystemsIntegrated 16-bit Stereo Audio CODEC 95dB SNR for DACWireless SpeakersUART baud rate up to 921600 bps supportedVoIP HandsetsEnhanced Audibility and Noise cancellationBluetooth Enabled Automotive Wireless GatewaysIntegrated 16 MB flash memoryHandsfree kitsOverviewLM745 is LM Technologies Ltd Class 2 Bluetooth Multimedia module with Onboard antenna. This module is a CSR Bluecore 5Multimedia External BC05 MM chip based surface mount module available with Bluetooth Handsfree (HFP), Headset (HSP),Advanced Audio Distribution Profile (A2DP) and Audio Video Remote Control Profile (AVRCP) combo firmware. The firmware can beconfigured via AT commands over UART interface or PIO interface via push buttons.This module is ideal for multimedia applications in vehicle infotainment systems, handsfree kits, headsets, Bluetooth speakers andBluetooth Stereo Headsets. This module is available with Bluetooth 2.1 EDR compliant firmware. Firmware for A2DP Speakers,Stereo Transmitter is available upon request.LM745Page 1 of 8 44(0) 207 428 2647 www.lm-technologies.com sales@lm-technologies.com

TECHNOLOGIESLM745 Bluetooth Audio ModuleClass 2 Module CSR BC05 MM - Onboard AntennaProductLM745Part No745-0420Revised9/SEP/2015Packaging OptionsIndividualPart No 745-0420LM745 with Bluetooth 2.1 EDR firmwareUser Guides, Manuals and Widcomm Configuration Software available to download via our website - neral SpecificationChipsetCSR Bluecore 5 Multimedia Onboard BC05 MMPower ClassificationClass 2Module TypeSurface Mount SMTBluetooth SpecificationCore v2.1 EDRFrequency2402 - 2480 MHzTemperature Range-20 C to 70 CData RateUp to 3 Mbps in HCI ModeRange25m in open spaceRx Sensitivity-82 dBm typicalAntennaOnboard AntennaVoltage operation1.8 - 3.6vCurrent Consumption (standby mode)0.06 mACurrent Consumption (ACL Connection, master role)4.4 mACurrent Consumption (data transfer, master role)9.1 mACurrent Consumption (ACL Connection, slave role)15 mACurrent Consumption (data transfer, slave role)21 mAPower Output dBmDefault FirmwareLM-SRX-ATC-YYYYMMDD (AT Command Firmware), LM-RX-HIC(PIO firmware)Size16mm x 15mm x 2mmBluetooth ProfileHandsfree Profile (HFP), Advanced Audio Distribution Profile(A2DP), Audio Video Remote Control (AVRCP), Serial Port Profile(SPP), Phone Book Access Profile (PBAP)InterfaceUART, PIO’s, USB Host InterfaceDigital Audio BusPCM, I2S or SPDIFCodecYes, Integrated 16 bit Stereo Audio CODECDSP ProcessorEmbedded Kalimba DSP Co-ProcessorFlash Memory16MBRoSH CompliantYesLM745Page 2 of 8 44(0) 207 428 2647 www.lm-technologies.com sales@lm-technologies.com

TECHNOLOGIESLM745 Bluetooth Audio ModuleClass 2 Module CSR BC05 MM - Onboard AntennaProductLM745Part No745-0420Revised9/SEP/2015Block DiagramCharger Input4.5V - 6.5VANTVBAT 2.5V - 4.4VDC / DCConverter &ChargerOnboard Antenna16MbitFlashSPIUARTBalun BFPVDD 1V8BC05MMUSBInterfacePCM/I2SAUDIOPIOX’tal 26MhzPin AssignmentsPinNameTypeDescription1AGNDAGNDAnalog Ground2SPKR B PAnalogueSpeaker output positive, right3SPKR B NAnalogueSpeaker output positive, right4SPKR A PAnalogueSpeaker output positive, left5SPKR A NAnalogueSpeaker output negative, left6VDD PIO / VDD PADSVDDPositive supply for PIO, AUX DAC and all other digital Input / Output ports7GNDGNDCommon Ground8ANTAnalogueConnect to 50 ohm antenna (RF signal)9GNDGNDCommon Ground10AUX DACAnalogue8 bit voltage output DAC11PIO 0I/OProgrammable Input / Output Line12PIO 1I/OProgrammable Input / Output Line13PIO 3I/OProgrammable Input / Output Line14PIO 2I/OProgrammable Input / Output LineLM745Page 3 of 8 44(0) 207 428 2647 www.lm-technologies.com sales@lm-technologies.com

TECHNOLOGIESLM745 Bluetooth Audio ModuleClass 2 Module CSR BC05 MM - Onboard AntennaProductLM745Part No745-0420Revised9/SEP/2015Pin Assignments ContinuedPinNameTypeDescription15AIO 1I/OAnalog Programmable Input / Output Line16AIO 0I/OAnalog Programmable Input / Output Line17USB DNI/OUSB Data Minus18USB DPI/OUSB Data Plus19VDD USBVDDPositive Supply for UART / USB Ports20UART RXCMOS InputUART Rx Data21UART TXCMOS OutputUART Tx Data22UART RTSCMOS OutputUART Request to Send, Active Low23UART CTSCMOS InputUART Clear to Send, Active Low24PIO 10I/OProgrammable Input / Output Line25PIO 9I/OProgrammable Input / Output Line26PIO 11I/OProgrammable Input / Output Line27PIO 12I/OProgrammable Input / Output Line28GNDGNDCommon Ground29PIO 8I/OProgrammable Input / Output Line30PIO 7I/OProgrammable Input / Output Line31PIO 4I/OProgrammable Input / Output Line32PIO 5I/OProgrammable Input / Output Line33PIO 6I/OProgrammable Input / Output Line34RESET #CMOS InputRest if low. Input debounced so must be low 5ms to cause reset35PCM CLKI/OSynchronous Data Clock36PCM INCMOS InputSynchronous Data Input37PCM SYNCI/OSynchronous Data Sync38PCM OUTCMOS OutputSynchronous Data Output39SPI MOSICMOS InputSPI Data Input40SPI CS #CMOS InputChip select for serial Peripheral Interface (SPI), active low41SPI CLKCMOS InputSPI Clock42SPI MISOCMOS OutputSPI Data Output43GNDGNDCommon Ground44LED 1Open Drain OutputLED Driver45LED 0Open Drain OutputLED Driver461V8VDD1V8 Input47LXSwitch Mode power regulator output Switch Mode power regulator output48VDD CHGCharger InputLithium Ion/Polymer battery charger input49VBATBattery Terminal PositiveLithium Ion/Polymer battery positive terminal. Battery O/I to SMRLM745Page 4 of 8 44(0) 207 428 2647 www.lm-technologies.com sales@lm-technologies.com

TECHNOLOGIESLM745 Bluetooth Audio ModuleClass 2 Module CSR BC05 MM - Onboard AntennaProductLM745Part No745-0420Revised9/SEP/2015Pin Assignments ContinuedPinNameTypeDescription50VREGENABLE H (Power On)AnalogueTake high to enable high-voltage linear regulator and swich-mode regulator51MIC BIASAnalogueMicrophone Bias52MIC B PAnalogueMicrophone Bias positive, right53MIC B NAnalogueMicrophone Bias negative, right54MIC A PAnalogueMicrophone Bias positive, left55MIC A NAnalogueMicrophone Bias negative, leftRF CharacteristicsTransmitter: VDD-1.8V, Temperature 20 CCharacteristicFrequencyMinTypMaxBluetooth SpecificaitonUnitSensitivity at 0.1%2.402--82- -70dBmBER for all2.441--82-packet types2.480--82-Maximum received signal at 0.1% BER- -10- -20dBmC/I co-chanel-7- 11dBAdjacent channel selectivity C/I F F0 1 Mhz--6- 0dBAdjacent channel selectivity C/I F F0-1 Mhz--7- 0dBAdjacent channel selectivity C/I F F0 2 Mhz--21- -20dBAdjacent channel selectivity C/I F F0-2 Mhz--39- -30dBAdjacent channel selectivity C/I F F0-3 Mhz--43- -40dBAdjacent channel selectivity C/I F F0 5 Mhz--47- -40dBAdjacent channel selectivity C/I F FImage--17- -9dBMaximum Level of inter-modulation interferers--30- -39dBmSpurious output level--156-Maximum RF Transmit Power-1--6 to 4dBmRF power control resolution-35- 16dBRF power control range-0.5--dB20 dB Bandwidth for modulated carrier-916- 1000kHzAdjacent channel trasmit power F F0 2 Mhz--30- -20dBmAdjacent channel trasmit power F F0 3 Mhz--50- -40dBmAdjacent channel trasmit power F F0 3Mhz- -50- -40dBmΔf1 avg Maximum Modulation-166-140 f1avg 175kHzΔf2 max Minimum Modulation-154-115kHzΔf1 avg / Δf2 avg-0.92- 0.80Initial Carrier Tolerance-10- /-75kHzDrift Rate-8- 20kHz/50μDrift (Single Slot Packet)-8- 25kHzDrift (Five Slot Packet)-10- 40kHz2nd Harmonic Content--50- -30dBm3rd Harmonic Content--55- -30dBmLM745Page 5 of 8dBm/Hz 44(0) 207 428 2647 www.lm-technologies.com sales@lm-technologies.com

TECHNOLOGIESLM745 Bluetooth Audio ModuleClass 2 Module CSR BC05 MM - Onboard AntennaProductLM745Part mm2mmPin 11mmPin 501mm16mm1.5mm2.9mm5.9mmPIN 50PIN 10.6mm1mm2mm0.3mm23.9mm0.3mm2mm1.5mmTOP VIEWLM745Page 6 of 8 44(0) 207 428 2647 www.lm-technologies.com sales@lm-technologies.com

INT 1uFR2539RAGNDR1339RVDD PIO 3R2810KR27 10KPOWER ONAGNDMIC 2KCEVinC10DGNDC160.1uFLow ESRC2145220uF/6.3V/CAGNDVDD 2 IN2-22K 1%IN1-IN1 23478AGND1uF/0603C17Low ESRPOWER ONPOWER ONGNDGNDGNDAIO0AIO1PIO0PIO1PIO2PIO3USB DNUSB DPPIO9PIO10UART RXUART TXVDD PIOU1C20R24 22K 1% C22R21 22K 1%22K 1%R19R10NC22K 1%R1622K 1%R1522K 1%DGNDR12BTM-760SPKR A PSPKR A NAGNDSPKR B PSPKR B NMIC A NMIC A PAGNDMIC B NMIC B PMIC BIASAGNDVDD CHGVBATLED0SPI MOSISPI MISOSPI CLKSPI 3DGNDLED0SPI MOSISPI MISOSPI CLKSPI CS#INT CHGMIC BIASSPKR R PSPKR R NMIC A NMIC A PSPKR L PSPKR L NSPKR L NSPKR L PSPKR R PSPKR R on schematic1234567DGND89101112VDD PIO EN 13LED114RX215TX11617VDD PIOCON2J322K 1%BYPASSU3shutdownVSSVDDVO2R11DGNDC94.7uFVDD PIOMIC A PMIC A 0K15nH15nH ABCDCON212GNDJ1FFREWMFBVOLVOL 23GNDRESETUART RTSUART CTSPIO8PIO7PIO6PIO5PIO4PCM INPCM OUTPCM SYNCPCM uF434343434343343434343434DGNDMonday, June 25, 2012DGND1SheetDGND132R29 10KR6 10KR5 10KR4 10KR3 10KR2 2Document NumberBTM-760-RX-HIC Title 0R\0603MFB(PIO6)VOL-(PIO5)VOL (PIO4)REW(PIO7)FF(PIO8)POWER ON(VREG)LED1INT ATVDD PIOR17REDAGND41C11uF/060332LM7452Page 7 of 8 35211ofBAT CONJ5JD1DC JACKVDD PIOVDD PIOVDD PIOVDD PIOVDD PIOVBAT1RevA0ABCDTECHNOLOGIESClass 2 Module CSR BC05 MM - Onboard AntennaLM745 Bluetooth Audio ModuleProductLM745Part No745-0420Revised9/SEP/2015 44(0) 207 428 2647 www.lm-technologies.com sales@lm-technologies.com

TECHNOLOGIESLM745 Bluetooth Audio ModuleClass 2 Module CSR BC05 MM - Onboard AntennaProductLM745Part No745-0420Revised9/SEP/2015Revision History1.017/NOV/2011First version with new layout1.120/MAR/2012Some minor changes in data sheet content1.212/FEB/20141. Packaging information corrected2. Revision information added1.3LM745Page 8 of 826/FEB/2015Updated Datasheet 44(0) 207 428 2647 www.lm-technologies.com sales@lm-technologies.com

8 bit voltage output DAC Programmable Input / Output Line Programmable Input / Output Line Programmable Input / Output Line Programmable Input / Output Line LM745 Page 3 of 8 44(0) 207 428 2647 www.lm-technologies.com sales@lm-technologies.com TECHNOLOGIES ANT Onboard Antenna Balun BFP DC / DC Converter & Charger X'tal 26Mhz VDD 1V8 .