FSC-BT805B CSR8811 Small Dual-Mode BT 5.2 High-Speed Module
FSC-BT805B utilizes the CSR8811 Bluetooth chip, designed specifically for high-performance, integrated multimedia Bluetooth control in car audio applications. This chip combines baseband, Bluetooth transceiver, and power management functions into a single unit, optimizing BOM, space requirements, and cost-effectiveness for Bluetooth audio applications. Feasycom’s Bluetooth stack allows easy customization of applications to support various Bluetooth profiles, making FSC-BT805B ideal for integrating wireless capabilities into diverse products.
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- Fully qualified Bluetooth v5.2 system
- Full-speed Bluetooth operation with full piconet and scatternet support
- Class 1 Bluetooth power level supported
- High-sensitivity Bluetooth receiver
- On-chip SBC encoding
- On-chip balun
- High-speed UART port (up to 4Mbps)
- 1× PCM/I²S digital audio interfaces
- Postage stamp sized form factor
- Support External 32K OSC for standby, shutoff, and sleep state (TBD)
- Support External Antenna
- RoHS compliant
| Categories | Features | Implementation |
|---|---|---|
| Wireless Specification | Bluetooth chip | CSR8811 |
| Bluetooth Version | Dual-mode Bluetooth low energy radio Bluetooth v5.2 specification, supports BR/EDR |
|
| Frequency | 2.402 ~ 2.480 GHz | |
| Transmit Power | +9 dBm (Maximum) | |
| Receive Sensitivity | -95 dBm@ 0.1% BER (Typical) | |
| Modulation | π/4 DQPSK, DQPSK, 8DPSK | |
| Raw Data Rates (Air) | 2Mbps and 3Mbps EDR support | |
| Host Interface and Peripherals | UART Interface | TX, RX, CTS, RTS |
| General Purpose I/O | ||
| Default 115200, N, 8, 1 | ||
| Baudrate support from 1200 to 4 Mbps | ||
| 8 data bit character | ||
| GPIO | 7 (maximum – configurable) lines | |
| PCM/I2S | Up to 3 SCO connections | |
| 13-bit or 16-bit linear, 8-bit u-law or A-law companded sample formats | ||
| Receives and transmits on any selection of 3 of the first 4 slots following PCM_SYNC | ||
| Profiles | Classic Bluetooth | HFP/A2DP/AVRCP/SPP/GATT/HID/PBAP |
| Bluetooth Low Energy | Support (V5.2), simultaneous BR/EDR and BLE support | |
| Maximum Connections | Classic Bluetooth | 7 Clients (TBD) |
| Bluetooth Low Energy | 5 Clients (TBD) | |
| FW upgrade | No Support | |
| Supply Voltage | Supply | 2.3V ~ 3.6V |
| Power Consumption | Max Peak Current (TX Power @ +9 dBm TX): 70 mA | |
| Physical | Dimensions (mm) | 10.8 × 13.5 × 2.2; Pad Pitch 1.0 |
| Environmental | Operating | -30°C to +85°C |
| Storage | -40°C to +85°C | |
| Miscellaneous | Lead Free | Lead-free and RoHS compliant |
| Warranty | One Year | |
| Humidity | 10% ~ 90% non-condensing | |
| MSL grade: | MSL 3 | |
| ESD grade: | Human Body Model: 2000V (all pins) Machine Model: 200V (except XTAL_IN = 190V) Charged Device Model: 500V (all pins) |
Car AV System
Media Device
Navigation
POS System
Smart Retail