User Manual

Preliminary
DS60001403C-Page 2
 2017 Microchip Technology Inc.
BM62/64
Peripherals
• Built-in lithium-ion and lithium-polymer battery
charger (up to 350 mA)
• Integrated 1.8V and 3V configurable switching
regulator and low-dropout (LDO) regulator
• Built-in ADC for battery monitoring and voltage
sense
• Built-in ADC for charger thermal protection
• Built-in undervoltage protection (UVP)
• An Auxiliary input port for external audio input
• Two LED drivers
• Multiple I/O pins for control and status
RF/Analog
• Frequency spectrum: 2.402 GHz to 2.480 GHz
• Receive sensitivity: -90 dBm (2 Mbps EDR)
• Output Power
- BM64 Class 1: +15 dBm typical
- BM62/64 Class 2: +2 dBm typical
HCI Interface
• High-speed HCI-UART interface (supports up to
921,600 bps)
MAC/Baseband Processor
• Supports Bluetooth 4.2 dual-mode
- BDR/EDR transport for audio, voice, and
SPP data exchange
- BLE transport for proprietary transparent
service and Apple Notification Center Service
(ANCS) data exchange
Operating Condition
• Operating voltage: 3.2V to 4.2V
• Operating temperature: -20°C to +70°C
Compliance
• Bluetooth SIG QDID: 83345 (BM62, BM64
Class 2) and 83336 (BM64 Class 1)
• Certified to the United States (FCC), Canada (IC),
European Economic Area (CE), Korea (KCC), Tai-
wan (NCC), Japan (MIC), China (SRRC), and
Brazil (ANATEL) radio regulations
Applications
• Portable speaker
• Multiple speakers
• Headset
• Sound bar
Description
The BM62/64 Stereo Audio module is a fully qualified
Bluetooth v4.2 dual-mode (BDR/EDR/BLE) module for
designers to add wireless audio and voice applications
to their products. The BM62/64 module is a Bluetooth
Special Interest Group (SIG) certified module that
provides a complete wireless solution with a Bluetooth
stack, an integrated PCB antenna, and worldwide radio
certifications in a compact surface-mount package.
The BM62/64 module has several SKUs. The BM62
module is a Class 2 device and the BM64 module is
available in both Class 1 and Class 2 versions.