The BK3266 is a low power, highly integrated Bluetooth system on chip (SoC) audio device.
| Features | |
|---|---|
| 1. Operation voltage from 2.8 V to 4.2 V | 2. 9 mA average current for A2DP |
| 3. 300 uA for 500 ms sniff current | 4. -106 dBm sensitivity FM receiver |
| 5. 0.8 uA deep sleep current | 6. Bluetooth 5.0 classic and low energy |
| 7. A2DP v1.3, AVRCP v1.6, HFP v1.7, HID v1.1, AVCTP v1.4, AVDTP v1.3, and SPP v1.2 | 8. True wireless stereo and two active link |
| 9. Two wires UART download interface | 10. 16 bits stereo ADC and DAC |
| 11. Stereo line in and dual microphone | 12. Five bands digital hardware equalizer |
| 13. SPI, UART, I2C, SDIO and USB | 14. I2S master and slave interface with MCLK output |
| 15. Interface for external PA and LNA | 16. Up to 220 mA battery charge controller |
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