Datasheet BM63 (Microchip)

BM63 Bluetooth® 4.2 Stereo Audio Module Features FIGURE 1: BM63 MODULE
• Qualified for Bluetooth v4.2 specifications • Supports HFP 1.6, HSP 1.2, A2DP 1.3, SPP 1.2 and AVRCP 1.6 • Supports Bluetooth 4.2 dual-mode (BDR/EDR/ BLE) specifications (FW dependent) • Stand-alone module with on-board PCB antenna and Bluetooth stack • Supports high resolution up to 24-bit, 96 kHz audio data format • Supports to connect two hosts with HFP/A2DP profiles simultaneously • Supports to connect one host with SPP/BTLE • Transparent UART mode for seamless serial data over UART interface • Easy to configure with Windows® GUI or directly by external MCU • Supports firmware field upgrade • Supports one microphone • Castellated surface mount pads for easy and reli- able host PCB mounting • RoHS compliant • Ideal for portable battery operated devices • Internal battery regulator circuitry
Audio Codec DSP Audio Processing
• Sub-band Coding (SBC) and optional Advanced Audio Coding (AAC) decoding • Supports 64 kbps A-Law, -Law PCM format/ • 20-bit digital-to-analog converter (DAC) with Continuous Variable Slope Delta (CVSD) 98 dB SNR modulation for SCO channel operation • 16-bit analog-to-digital converter (ADC) with • Supports 8/16 kHz noise suppression 92 dB SNR • Supports 8/16 kHz echo cancellation • Supports up to 24-bit, 96 kHz I2S digital audio • Supports Modified Sub-Band Coding (MSBC) decoder for wide band speech
Peripherals
• Built-in High Definition Clean Audio (HCA) algo- rithms for both narrow band and wide band • Built-in lithium-ion and lithium-polymer battery speech processing charger (up to 350 mA) • Packet loss concealment (PLC) • Integrated 1.8V and 3V configurable switching • Built-in audio effect algorithms to enhance audio regulator and low-dropout (LDO) regulator streaming • Built-in ADC for battery voltage sense • Supports Serial Copy Management System • An AUX-In port for external audio input (SCMS-T) content protection • Three LED drivers • Multiple I/O pins for control and status  2016-2017 Microchip Technology Inc.
Preliminary
DS60001431B-Page 1 Document Outline Features DSP Audio Processing FIGURE 1: BM63 MODULE Audio Codec Peripherals RF/Analog HCI Interface MAC/Baseband Processor Operating Condition Compliance Applications Description Table of Contents Most Current Data Sheet Errata Customer Notification System 1.0 Device Overview FIGURE 1-1: Application using BM63 Module FIGURE 1-2: Soundbar and subwoofer applications Using BM63 Module FIGURE 1-3: Soundbar and subwoofer Applications using BM63 MODULE AND smartphone FIGURE 1-4: Multi-speaker application using BM63 MODULE TABLE 1-1: BM63 KEY FEATURES FIGURE 1-5: BM63 Module PIN Diagram TABLE 1-2: BM63 module PIN Description 2.0 Audio 2.1 Digital Signal Processor FIGURE 2-1: Speech Signal Processing FIGURE 2-2: Audio Signal Processing 2.2 Codec FIGURE 2-3: CODEC DAC Dynamic Range FIGURE 2-4: CODEC DAC THD+N versus input power FIGURE 2-5: CODEC DAC FREQUENCY RESPONSE (CAPLESS MODE) FIGURE 2-6: CODEC DAC Frequency response (Single-EndED mode) 2.3 Auxiliary Port 2.4 Analog Speaker Output FIGURE 2-7: ANALOG SPEAKER OUTPUT CAPLESS MODE FIGURE 2-8: ANALOG SPEAKER OUTPUT SINGLE-ENDED MODE 3.0 Transceiver 3.1 Transmitter 3.2 Receiver 3.3 Synthesizer 3.4 Modem 3.5 Adaptive Frequency Hopping (AFH) 4.0 Power Management Unit 4.1 Charging a Battery FIGURE 4-1: BATTERY CHARGING CURVE 4.2 Voltage Monitoring 4.3 LED Driver FIGURE 4-2: LED DRIVER 4.4 Under Voltage Protection 5.0 Application Information 5.1 Host MCU Interface FIGURE 5-1: HOST MCU INTERFACE OVER UART FIGURE 5-2: Power-On/Off Sequence FIGURE 5-3: TIMING SEQUENCE OF RX INDICATION AFTER POWER-ON STATE FIGURE 5-4: TIMING SEQUENCE OF POWER-OFF STATE FIGURE 5-5: TIMING SEQUENCE OF POWER-ON (NACK) FIGURE 5-6: RESET TIMING SEQUENCE IN CASE OF NO RESPONSE FROM MODULE TO HOST MCU 5.2 I2S Mode Application FIGURE 5-7: BM63 MODULE IN I2S MASTER MODE FIGURE 5-8: BM63 MODULE IN I2S SLAVE MODE 5.3 Reset 5.4 External Configuration and Programming FIGURE 5-9: EXTERNAL PROGRAMMING HEADER CONNECTIONS TABLE 5-1: SYSTEM CONFIGURATION I/O PINSETTINGS 5.5 Reference Circuit FIGURE 5-10: BM63 REFERENCE CIRCUIT FOR STEREO HEADSET APPLICATIONS FIGURE 5-11: BM63 REFERENCE CIRCUIT FOR STEREO HEADSET APPLICATIONS FIGURE 5-12: BM63 REFERENCE CIRCUIT FOR STEREO HEADSET APPLICATIONS FIGURE 5-13: BM63 REFERENCE CIRCUIT FOR STEREO HEADSET APPLICATIONS FIGURE 5-14: BM63 REFERENCE CIRCUIT FOR STEREO HEADSET APPLICATIONS 6.0 Printed Antenna Information 6.1 Antenna Radiation Pattern FIGURE 6-1: RECOMMENDED KEEPOUT AREA FOR PCB ANTENNA FIGURE 6-2: PCB ANTENNA 3D RADIATION PATTERN at 2441 MHz TABLE 6-1: BM63 PCB ANTENNA CHARACTERISTICS 6.2 Module Placement Guidelines FIGURE 6-3: BM63 MODULE PLACEMENT GUIDELINES FIGURE 6-4: GND PLANE ON MAIN APPLICATION BOARD 7.0 Physical Dimensions FIGURE 7-1: BM63 module PCB DIMENSIONS FIGURE 7-2: RECOMMENDED BM63 module PCB FOOTPRINT 8.0 Electrical Characteristics 8.1 Absolute Maximum Ratings TABLE 8-1: RECOMMENDED OPERATING CONDITION TABLE 8-2: I/O AND RESET LEVEL TABLE 8-3: BATTERY CHARGER TABLE 8-4: LED DRIVER TABLE 8-5: AUDIO CODEC ANALOG TO DIGITAL CONVERTER TABLE 8-6: AUDIO CODEC DIGITAL TO ANALOG CONVERTER TABLE 8-7: TRANSMITTER SECTION FOR BDR AND EDR TABLE 8-8: RECEIVER SECTION FOR BDR AND EDR TABLE 8-9: BM63 SYSTEM CURRENT CONSUMPTION 8.2 Timing specifications FIGURE 8-1: TIMING DIAGRAM FOR I2S MODES (MASTER/SLAVE) FIGURE 8-2: TIMING DIAGRAM FOR PCM MODES (MASTER/SLAVE) FIGURE 8-3: AUDIO INTERFACE TIMING DIAGRAM TABLE 8-10: AUDIO INTERFACE TIMING Specifications 9.0 Soldering Recommendations FIGURE 9-1: REFLOW PROFILE 10.0 Ordering Information TABLE 10-1: BM63 Module ORDERING INFORMATION Appendix A: Revision History Revision A (June 2016) Revision B (January 2017) TABLE B-1: major Section Updates The Microchip Web Site Customer Change Notification Service Customer Support AMERICAS Corporate Office Atlanta Austin, TX Boston Chicago Dallas Detroit Houston, TX Indianapolis Los Angeles Raleigh, NC New York, NY San Jose, CA Canada - Toronto ASIA/PACIFIC Asia Pacific Office Hong Kong Australia - Sydney China - Beijing China - Chengdu China - Chongqing China - Dongguan China - Guangzhou China - Hangzhou China - Hong Kong SAR China - Nanjing China - Qingdao China - Shanghai China - Shenyang China - Shenzhen China - Wuhan China - Xian ASIA/PACIFIC China - Xiamen China - Zhuhai India - Bangalore India - New Delhi India - Pune Japan - Osaka Japan - Tokyo Korea - Daegu Korea - Seoul Malaysia - Kuala Lumpur Malaysia - Penang Philippines - Manila Singapore Taiwan - Hsin Chu Taiwan - Kaohsiung Taiwan - Taipei Thailand - Bangkok EUROPE Austria - Wels Denmark - Copenhagen Finland - Espoo France - Paris France - Saint Cloud Germany - Garching Germany - Heilbronn Germany - Karlsruhe Germany - Munich Germany - Rosenheim Israel - Ra’anana Italy - Milan Italy - Padova Netherlands - Drunen Norway - Trondheim Spain - Madrid Sweden - Gothenberg UK - Wokingham Table of Contents