Features
- Fully qualified Bluetooth 5.3/4.2/4.0/3.0/2.1/2.0/1.2/1.1
- Postage stamp sized form factor
- Low power
- Supports TX +10dBm maximum output power for Bluetooth BR/BLE
- Supports TX +7.5dBm maximum output power for Bluetooth EDR
- Receive sensitivity: -94 dBm (2Mbps EDR Minimum), -98 dBm (BLE Minimum)
- The default UART Baud rate is 115.2 Kbps and can support from 1200 bps up to 921.6 Kbps
- UART, I²C, USB hardware interfaces
- Support the OTA upgrade
- Embedded Bluetooth stack profiles support: SPP, HID, GATT, ATT, GAP
- Support Apple MFi (iAP2), iBeacon
- Power Consumption In Sleep Mode (VDD_3V3 at 3.3V)
- Discoverable: 2.5 mA
- BR/EDR Connection: 9.89 mA
- LE Connection: 6.15 mA
- Power Consumption In Working Mode (VDD_3V3 at 3.3V)
- Discoverable: 21.75 mA
- BR/EDR Connection: 24.92 mA
- LE Connection: 20.79 mA
- BR/EDR Connection @ 115200 bps: 25.11 mA
Applications
- Smart Watch and Bluetooth Bracelet
- Health & Medical devices
- Wireless POS
- Measurement and monitoring systems
- Industrial sensors and controls
- Asset tracking
Specifications
| Product Model | FSC-BT836B |
|---|---|
| Chipset | RTL8761BTV |
| Dimensions (mm) | 13 × 26.9 × 2.4 |
| Bluetooth Standard | 5.3 (dual-mode) |
| Power Supply | 3.3V DC |
| Output Power | +4.5 dBm (default for all data rate) +10 dBm (BR/BLE) (Max.) +7.5 dBm (EDR) (Max.) |
| Sensitivity | -94 dBm (2Mbps EDR) (Min.) -98 dBm (BLE) (Min.) |
| Frequency Band | 2.402 ~ 2.480 GHz ISM band |
| Modulation | GFSK, π/4-DQPSK, 8-DPSK |
| Baseband Crystal OSC | 40 MHz |
| Hopping & channels | 1600 hops/sec, 1MHz channel space, 79 Channels (BT 5.x to 2MHz channel space) |
| RF Input Impedance | 50 ohms |
| Antenna | Integrated chip antenna |
| Interface | Data: UART (Standard), I²C Others: PIO, AIO, PWM, USB |
| Profile | SPP, HID, GATT, ATT, GAP |
| Advanced Feature | MFi, Airsync, iBeacon, OTA |
| Operating Temperature (Optional) | 0ºC ~ +70 ºC -20ºC ~ +85 ºC |
| Humidity | 60% （Max） |
| Environmental | RoHS Compliant |