FSC-BT1038A is a high-performance dual-mode Bluetooth 5.4 audio module that uses the advanced Qualcomm QCC3083 chipset, supports classic Bluetooth audio, LE Audio, and has functions such as LC3 storage and decoder, audio streaming, Auracast broadcast audio, hearing aid support, hybrid active noise reduction, cVc, aptX, aptX-HD, aptX lossless sound quality and aptX-Adaptive. FSC-BT1038A integrates MCU, DSP, RF controller and on-board antenna. It has built-in easy-to-use firmware by default. Developers can quickly integrate Bluetooth functions through simple serial port AT commands, thus shortening the product design and development cycle.
| wafer | Qualcomm QCC3083 |
| Bluetooth version | Bluetooth v5.4 dual mode |
| Transmit power | Basic rate: +10 dBm (Type VBAT=3.7V) |
| Receive sensitivity | Basic rate: -96 dBm (Type VBAT=3.7V) |
| Audio Codec | LC3, aptX, aptX HD, aptX Adaptive (Enable via license key), SBC and AAC |
| protocol | BR/EDR: A2DP/AVRCP/HFP/HSP/PBAP/SPP BLE: CIS/BIS/Auracast/GATT/HOGP |
| Number of GPIOs | 25 |
| interface | UART/I2C/SPI/I²S/PCM/USB |
| antenna | The onboard antenna is used by default and supports the installation of external Feitong antenna or other antennas. |
| size (mm) | 13 × 26.9 × 2.2 |
| working temperature | -40°C ~ +85°C |
| storage temperature | -40°C ~ +85°C |
| Supply voltage | VBAT: 3.0V ~ 4.2V VDD_IO: 1.8V ~ 3.3V |