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FSC-BT3721V Silicon Labs EFR32BG22 BLE 5.3 Automotive SoC Module Low Energy

FSC-BT3721V is a small-size AEC-Q100 Bluetooth Low Energy 5.3 automotive level SoC module based on Silicon Labs EFR32BG22 chip, suitable for car key system, in-car sensor network system, automotive control system, on-board diagnostic system. It has server/client integrated, multi-connection, high-speed throughput transmission function, first-class ultra-low transmission power and reception power, high performance, low power consumption characteristics designed to ensure excellent connection stability, transmission reliability and safety.

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$3.80
  • MCU Features:
    • 32-bit ARM® Cortex®-M33 core with 76.8MHz maximum operating frequency
    • Up to 512KB of flash and 32KB of RAM
    • Secure Boot with Root of Trust and Secure Loader (RTSL)
  • Long Range Radio:
    • -106.7dBm sensitivity @ 125Kbps GFSK
    • TX power up to 6 dBm
  • Low System Energy Consumption:
    • 3.6mA RX current (1Mbps GFSK)
    • 4.1mA TX current @ 0dBm output power
    • 27 μA/MHz in Active Mode (EM0) at 76.8 MHz
    • 1.40μA EM2 Deep Sleep current (32KB RAM retention and RTC running from LFXO)
    • 0.17μA EM4 current
  • Supported Protocols:
    • Bluetooth Low Energy (Bluetooth 5.3)
    • Direction finding using Angle-of-Arrival (AoA) and Angle-of-Departure (AoD)
    • 2.4G Proprietary
Chip Silicon Labs EFR32BG22
Bluetooth Standard Bluetooth v5.3 Low Energy
Transmit Power +6 dBm (Max.)
Receive Sensitivity -106.7 dBm (Min.)
Profiles BLE: ATT, GATT
Certifications SRRC
GPIO Count 13
Interfaces UART, I2C, SPI, ADC, PWM
Antenna External Feasycom antenna or other antenna
Dimensions (mm) 16.6 × 13.7 × 2.3
Operating Temperature -40°C ~ +85°C
Storage Temperature -40°C ~ +125°C
Supply Voltage VDD: 1.75V ~ 3.8V
Automotive
Smart Cities
Smart Security
Datasheet