Microchip Technology BM20 & BM23 Bluetooth® 4.1 Stereo Audio Modules
Microchip Technology BM20 and BM23 Bluetooth® 4.1 Stereo Audio Modules provide a complete wireless solution with BLUETOOTH® stack, integrated antenna, and worldwide radio certification. These BLUETOOTH® SIG-certified modules feature transparent UART mode, internal battery regulatory circuit, and support Serial Copy Management System-T (SCMS-T). The BM23 stereo audio modules support digital audio, and the BM20 stereo modules support analog outputs. These compact surface mount modules can be used for BLUETOOTH® wireless audio and voice application requirements.
Features
- Complete and fully certified 2.4GHz Bluetooth version 4.1 modules
- 29mm x 15mm x 2.5mm compact surface module
- Onboard embedded BLUETOOTH® stack
- BLUETOOTH® Classic (Basic Data Rate (BDR) / Enhanced Data Rate (EDR))
- Internal battery regulatory circuit
- Audio-In/Out:
- BM23 support digital audio I2S format
- BM20 supports analog audio output
- Integrated printed antenna
- Worldwide regulatory certifications
- RoHS-compliant and environment-friendly
- Audio Codec:
- 20-bit DAC and 16-bit ADC codec
- 98dB SNR DAC playback
- Peripherals:
- Built-in lithium-ion battery charger
- Built-in ADC for battery monitor and voltage sense
- Line-in port for external audio input
- Two LED drivers
- Audio processor
- Supports 64kb/s A-law or μ-law PCM format or CVSD for SCO channel operation
- Noise suppression
- Echo suppression
- SBC and optional AAC decoding
- Packet loss concealment
- Compliance
- Bluetooth SIG QDID
- Module certified for
- United States (FCC)
- Canada (IC)
- Korea (LCC)
- Taiwan (NCC)
- Japan (MIC)
- China (SRRC)
Applications
- BLUETOOTH® sound bar
- BLUETOOTH® stereo speaker phone
BM-20 Module Typical Application
BM-23 Module Typical Application
Paskelbta: 2018-05-29
| Atnaujinta: 2022-10-13