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Silicon Labs BG22

Automate, Connect, & Locate

Bluetooth 5.2

Low Cost, Secure Bluetooth 5.2 SoCs Designed for IoT End Nodes

Silicon Labs delivers a family of small, low-power Bluetooth 5.2 SoCs optimized for high volume production with EFRBG22

  • Low-energy / optimized for battery applications
  • Bluetooth mesh and AOA capable
  • Security
  • Low cost


  • Asset tags and beacons 
  • Portable medical 
  • Bluetooth mesh low-power nodes 
  • Sports, fitness, and wellness devices 
  • Connected homes end devices 
  • Building automation and security 
  • Consumer electronics remote control

Meet the


The EFR32BG22 (BG22) Wireless Gecko family of Bluetooth 5.2 SoC devices deliver the right combination of security features, processing power, wireless performance and software to meet the market demand for high-volume, battery-powered IoT products - all at a low cost.

Based on Silicon Labs’ secure, ultra-low-power Wireless Gecko Series 2 platform

BG22 SoCs provide developers with a versatile, scalable connectivity solution supporting the new Bluetooth 5.2 specification, Bluetooth mesh 1.0, angle-of-arrival (AoA).

Silicon Labs' BG22 is a low-energy Bluetooth 5.2 SoC developed to support high-volume, battery-powered IoT products. The BG22 offers detailed security, wireless performance, processing power, stack and tools all at an affordable cost. Find out more as one of our Applications Engineers dives into the specs and benefits of this new technology!

Silicon Laboratories, Inc. (Silicon Labs) is a worldwide fabless semiconductor company headquartered in Austin, Texas, United States. Silicon Labs provides silicon, software and solutions for the Internet of Things (IoT), Internet infrastructure, industrial automation, consumer and automotive markets.

Silicon Labs was founded in 1996 and pioneered RF and CMOS integration, developing the first CMOS RF synthesizer for mobile phones. Since the company's inception, Silicon Labs has focused on connectivity solutions, starting with PC modems and most recently as a leading provider of solutions for the Internet of Things (IoT) with an emphasis on connectivity, performance, energy savings, and simplicity. Its products include microcontrollers (MCUs), wireless SoCs, timing devices, low-power sensors, and broadcast solutions. The company's software stack solutions include firmware libraries, protocol-based software, and the Simplicity Studio development platform.