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FSC-BT3431 Small-Size Low-Power BLE 5.1 Module Master&Slave
FSC-BT3431 is a versatile Bluetooth 5.1 Low Energy (BLE) SoC module designed for seamless integration. With support for BLE 5.1 and SIG mesh, this module offers unparalleled connectivity options. Current in sleep mode and PD mode down to 1.4 μA and 130nA, makes FSC-BT3431 very suitable for battery-operated applications including Bluetooth keys, OBUs, smart homes, and more.
Features
- 2.4-GHz RF Transceiver Compatible With Bluetooth 5.1 Low Energy and earlier LE Specifications
- Integrate MCU to execute Bluetooth protocol stack
- Low power consumption:
- Radio receive current: 3.8 mA@3.3 V
- Radio transmit current: 4.2 mA @0 dBm/3.3 V
- Sleep mode (48 KB RAM retention): 1.4 μA@3 V
- PD mode: 130 nA
- RF Specification:
- RX sensitivity: -96 dBm @BLE 1 Mbps
- RX sensitivity: -93 dBm @BLE 2 Mbps
- Power of programmable transmitter: up to +6 dBm
- Single end antenna
- Clock:
- HSE: 32 MHz high speed external crystal
- LSE: 32.768 KHz low speed external crystal
- HSI: high speed internal RC 64 MHz
Specifications
| Bluetooth Standard | Bluetooth v5.1 Low Energy |
| Transmit Power | +6 dBm (Max.) |
| Receive Sensitivity | -96 dBm (Min.) |
| Profiles | BLE: ATT, GATT, GAP, and other protocols |
| GPIO Count | 20 |
| Interfaces | UART, I2C, SPI, ADC, DAC, PWM |
| Antenna | On-board antenna by default Support installing external Feasycom antenna or other antenna |
| Dimensions (mm) | 12 × 15 × 1.7 |
| Operating Temperature | -40°C ~ +85°C |
| Storage Temperature | -40°C ~ +85°C |
| Supply Voltage | VDD: 1.8V/2.32V ~ 3.6V |
Applications
Access Control
Automotive
Data Transmission
Smart Home
