BK3266-dat
Overview
BK3266 is a low-power, highly integrated Bluetooth audio SoC. It integrates a high-performance Bluetooth RF transceiver, a feature-rich baseband processor, a Flash controller, multiple analog and digital peripherals, and a Bluetooth software stack including audio, voice, and SPP profiles.
Features
- Operating voltage 2.8 V ~ 4.2 V
- A2DP average current is 9 mA
- 500 ms sniff current is 300 uA
- 0.8 uA deep sleep current
- Bluetooth 5.0 Classic Low Power
- A2DP v1.3, AVRCP v1.6, HFP v1.7, HID v1.1, AVCTP v1.4, AVDTP v1.3, SPP v1.2
- True wireless stereo and two active connections
- Two-wire UART download interface
- 16-bit stereo ADC and DAC
- Stereo line and dual microphones
- Five-band digital hardware equalizer
- SPI, UART, I2C, SDIO and USB
- I2S master and slave interface with MCLK output
- External PA and LNA interface
- Up to 220mA battery charge controller
ref
- https://www.bekencorp.com/index/goods/detail/cid/27.html