FSC-BT1058 Qualcomm QCC5181 BT5.3 Modern Audio & LE Audio master-slave integrated Bluetooth module
FSC-BT1058 is a high-performance and comprehensive dual-mode Bluetooth 5.3 The audio module uses the advanced Qualcomm QCC5181 chipset, supports classic Bluetooth audio master-slave integration, LE Audio master-slave integration, and has multiple functions such as LC3 optimized decoder, audio streaming, Auracast broadcast audio, hearing aid support, hybrid active noise reduction, cVc, aptX, aptX-HD and aptX-Adaptive. This module integrates MCU, DSP, RF controller and onboard antenna, and comes with easy-to-use firmware built-in. Developers can quickly integrate Bluetooth functions through simple serial port AT commands, thereby shortening the product design and development cycle.
Development board
fsc-db200 
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- Qualcomm QCC5181 The Bluetooth® v5.3 Bluetooth module integrates dual 240 MHz Qualcomm® Kalimba™ audio digital signal processors, a 32/80 MHz processor for application developers, and a system firmware processor.
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- BluetoothLE Audio:
- LE isochronous channel (CIS/BIS/ISOAL)
- LC3 optimized decoder, audio streaming, Auracast broadcast audio, hearing aid support
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- Bluetooth Classic Audio:
- Bluetooth Synchronized Audio Link (SCO: HFP)
- Bluetooth Asynchronous Audio Link (ACL: A2DP)
- Advanced audio algorithms Qualcomm® aptX™ and aptX HD
- Supports aptX™ auto-tuning (enabled via license key)
- RF radio frequency specifications:
- Complies with Bluetooth v5.3 specification, including 2Mbps Bluetooth low power and Bluetooth low power isochronous channels
- terminal antenna connection, equipped with on-chip balun and Tx/Rx transceiver switch
- Supports Class 1 transmit power
- General characteristics:
- 13mm × 26.9mm 52-pin stamp package
- The onboard antenna is used by default and supports the installation of external Feitong antenna or other antennas.
- Supports both Bluetooth Classic Audio and LE Audio
- Support classic Bluetooth audio reception to LE audio transmission
- Qualcomm® Bluetooth High Speed Link
- High-performance 24-bit stereo audio interface
- Other protocols supported: SPP, ATT, GATT, etc.
- Digital and analog microphone interface
- Flexible LED controller and supports PWM control of LED pins
- Serial interface support: UART, bit serializer (I²C/SPI), USB 2.0
- Supports ANC active noise cancellation: hybrid, feed-forward and feedback modes, can use digital or analog microphones (via license key provided by Qualcomm®)
- Supports Qualcomm® cVc™ noise cancellation technology (enabled via license key)
- Integrated PMU: system/digital circuit dual SMPS, built-in lithium battery charger
- Support OTA upgrade
- Support deep customization
- Compatible with FeasyLEA LE audio app
- Bluetooth Classic Audio:
- BluetoothLE Audio:
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| wafer | Qualcomm QCC5181 |
| Bluetooth version | V5.3 |
| Transmit power | +15 dBm (Typical value VBAT=3.7V) |
| Receive sensitivity | -96.5 dBm (Typical value) π/4 DQPSK -90.0 dBm (Typical value) 8DPSK -100.5 dBm (Typical value) BLE 1 Ms/s |
| raw air speed | 3 Mbps (Classic BT - BR/EDR) |
| interface | USB2.0 full speed interface, UART, I²C, SPI, 10Bit ADC, 20pcs GPIO |
| Audio CODEC | LC3, aptX, aptX HD, aptX Adaptive (Enable via license key), SBC and AAC audio codecs |
| protocol | BR/EDR: A2DP/AVRCP/HFP/HSP/HOGP/PBAP/SPP BLE: GATT Central & Peripheral |
| Maximum number of connections | BR/EDR: Up to 7 slaves BLE: 1 Slave (peripheral), up to 5 masters (central) |
| Firmware upgrade | Via UART (TBD), USB (TBD), OTA, SPI |
| Supply voltage | VDD_IO: 1.7V ~ 3.3V; VBAT_IN: 2.8V ~ 4.30V |
| Power consumption (Load=10KΩ, VBAT_IN=3.3V) | Play: < 5mA (0dB 1KHz sine wave signal)---*average value OFF: < 100uA---*average |
| size (mm) | 13 × 26.9 × 2.2 |
| working temperature | -40°C to +85°C |
| storage temperature | -40°C to +85°C |
audio equipment
Documentation