Silicon Labs: New BG22 Bluetooth SoC

Introducing the new EFR32BG22 (BG22) from Silicon Labs: secure Bluetooth 5.2 System-on-Chip for High-Volume IoT Products.


The SiLabs BG22 is a versatile single-chip solution for Bluetooth® Low Energy (LE), Bluetooth Mesh, and Direction Finding with sub-meter accuracy.


The industry-leading energy efficient BG22 is ideal for devices in Consumers, Smart Homes, Commercial, and/or Industrial IoT (IIoT) applications, and can extend coin cell battery life beyond 5 years.


SiLabs designed the high-performance BG22 SoCs to meet the unique requirements of high-volume, battery-powdered Bluetooth products, featuring ultra-low transmit and receive power, and a low-power M33 core.

Key features:

  • 32-bit ARM® Cortex®-M33 core with 76.8MHz maximum operating frequency
  • Up to 512 kB of flash and 32 kB of RAM
  • Energy-efficient radio core with low activeand sleep currents
  • Bluetooth 5.2 Direction Finding
  • Integrated PA with up to 6 dBm (2.4 GHz)TX power
  • Secure Boot with Root of Trust andSecure Loader (RTSL)

Silicon Labs are hosting a FREE virtual, hands-on workshop to develop a secure IoT device using the Thunderboard kit.

Click here to find out more and get your free kit to follow along with.


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