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- Audio Bluetooth Receiver with Command Transmission and Stereo Amplifier Module BK8000L
- Audio
Features
- Bluetooth 2.1 plus EDR compliant
- Supports A2DP version 1.2 AVRCP version 1.0 and HFP version 1.5 profiles
- Integrated stereo ADC and stereo DAC
- Five band hardware equalizer
- Digital equalizer for stereo line in
- Full duplex hands free speakerphone support
- Built in lithium battery charging circuit with 250 mA charge current
- Suitable for Bluetooth stereo speakers headsets control devices and multimedia products
Specifications
- Bluetooth version 2.1
- Supply voltage DC 3.3V to 4.2V
- Automatic shutdown at 2.9V
- Low voltage warning at 3.1V
- Supported protocols HFP A2DP AVRCP HSP GAVDP IOP
- Working current up to 60 mA
- Standby current less than 500 microamp
- Operating temperature from minus 40 to plus 85 degrees Celsius
- Wireless range up to 10 meters
- Transmit power Class 2 4 dBm
- Sensitivity minus 80 dBm
- Frequency range 2.4 GHz to 2.480 GHz
- Serial interface TTL level 3.3V
- Audio decoding SBC
- Module size 25 x 13.5 x 1.8 mm
- Adapter plate size 21 x 29 mm
Pinout
- Pin 1 GND antenna ground
- Pin 2 ANT antenna default internal
- Pin 3 GND antenna ground
- Pin 4 VOL plus volume up
- Pin 5 VOL minus volume down
- Pin 6 NEXT next track
- Pin 7 PREV previous track
- Pin 8 RST reset active low
- Pin 9 MBISTEN unused
- Pin 10 TX UART transmit 3.3V
- Pin 11 RX UART receive 3.3V
- Pin 12 PP CALL play pause and call control
- Pin 13 LED0 status indicator
- Pin 14 LED1 status indicator
- Pin 15 MUTE mute control output low
- Pin 16 GND power ground
- Pin 17 AGND auxiliary ground
- Pin 18 AUX DET auxiliary detection active low
- Pin 19 AUX R auxiliary right input
- Pin 20 AUX L auxiliary left input
- Pin 21 MIC N microphone negative
- Pin 22 MIC P microphone positive
- Pin 23 VMIC microphone bias voltage
- Pin 24 LN left audio negative output
- Pin 25 LP left audio positive output
- Pin 26 RP right audio positive output
- Pin 27 RN right audio negative output
- Pin 28 VBUS unused
- Pin 29 VBAT power input 3.3V to 4.2V
- Pin 30 3V0 3.3V output
Features
- Bluetooth 2.1 plus EDR compliant
- Supports A2DP version 1.2 AVRCP version 1.0 and HFP version 1.5 profiles
- Integrated stereo ADC and stereo DAC
- Five band hardware equalizer
- Digital equalizer for stereo line in
- Full duplex hands free speakerphone support
- Built in lithium battery charging circuit with 250 mA charge current
- Suitable for Bluetooth stereo speakers headsets control devices and multimedia products
Specifications
- Bluetooth version 2.1
- Supply voltage DC 3.3V to 4.2V
- Automatic shutdown at 2.9V
- Low voltage warning at 3.1V
- Supported protocols HFP A2DP AVRCP HSP GAVDP IOP
- Working current up to 60 mA
- Standby current less than 500 microamp
- Operating temperature from minus 40 to plus 85 degrees Celsius
- Wireless range up to 10 meters
- Transmit power Class 2 4 dBm
- Sensitivity minus 80 dBm
- Frequency range 2.4 GHz to 2.480 GHz
- Serial interface TTL level 3.3V
- Audio decoding SBC
- Module size 25 x 13.5 x 1.8 mm
- Adapter plate size 21 x 29 mm
Pinout
- Pin 1 GND antenna ground
- Pin 2 ANT antenna default internal
- Pin 3 GND antenna ground
- Pin 4 VOL plus volume up
- Pin 5 VOL minus volume down
- Pin 6 NEXT next track
- Pin 7 PREV previous track
- Pin 8 RST reset active low
- Pin 9 MBISTEN unused
- Pin 10 TX UART transmit 3.3V
- Pin 11 RX UART receive 3.3V
- Pin 12 PP CALL play pause and call control
- Pin 13 LED0 status indicator
- Pin 14 LED1 status indicator
- Pin 15 MUTE mute control output low
- Pin 16 GND power ground
- Pin 17 AGND auxiliary ground
- Pin 18 AUX DET auxiliary detection active low
- Pin 19 AUX R auxiliary right input
- Pin 20 AUX L auxiliary left input
- Pin 21 MIC N microphone negative
- Pin 22 MIC P microphone positive
- Pin 23 VMIC microphone bias voltage
- Pin 24 LN left audio negative output
- Pin 25 LP left audio positive output
- Pin 26 RP right audio positive output
- Pin 27 RN right audio negative output
- Pin 28 VBUS unused
- Pin 29 VBAT power input 3.3V to 4.2V
- Pin 30 3V0 3.3V output