BM83 datasheet(3/74 Pages) MICROCHIP

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• 8/16 kHz Acoustic Echo Cancellation (AEC)

• Modified Sub-Band Coding (mSBC) Decoder for Wideband Speech

• Packet Loss Concealment (PLC) for SBC and AAC Codecs Only

Audio Codec

• SBC and AAC

• 20-bit Audio Stereo DAC with Signal-to-Noise Ratio (SNR) 95 dB

• 16-bit Audio Stereo Analog-to-Digital Converter (ADC) with SNR 90 dB

• 16-bit/24-bit I2S Digital Audio

– 8 kHz, 16 kHz, 44.1 kHz, and 48 kHz sampling frequency for SBC and AAC

Peripherals

• Successive Approximation Register Analog-to-Digital Converter (SAR ADC) with Dedicated Channels:

– Battery voltage monitoring and adapter detection

– Charger thermal protection

• UART (with hardware flow control)

• USB (full-speed USB 1.1 interface)

• Inter-Integrated Circuit (I2C™) Master

• One Pulse Width Modulation (PWM) Channel

• Two LED Drivers

• Up to 18 General Purpose Inputs/Outputs (GPIOs)

• 2-wire 8051 MCU Joint Test Action Group (JTAG) Debug

Operating Conditions

• Operating Voltage: 3.2V to 4.2V

• Operating Temperature: –40°C to +85°C

Compliance

• Bluetooth Special Interest Group (SIG) QDID: 134083 (Class1) and 134099 (Class2)

• Certified to the United States (FCC), Canada (ISED), Europe (CE), Korea (KCC), Taiwan (NCC), Japan

(MIC),and China (SRRC) Radio Regulations.

• RoHS Compliant

Applications

• Portable Speaker

• Multiple Speakers

• Headphones

BM83

Preliminary Datasheet

DS70005402A-page 3

BM83 Datasheet(PDF) 3 Page - Microchip Technology