Blue Gecko Bluetooth® Low Energy SoC

Add Bluetooth Low Energy (BLE) Connectivity To Your IoT Devices With An Energy-Efficient ARM® Cortex®-M4 Based Wireless SoC

Use Energy-Friendly Hardware

Balance Performance and Power

  • Develop powerful applications with up to 1 MB Flash and 32-bit ARM Cortex-M4 MCU
  • Extend range with an integrated power amplifier which delivers up to +19 dBm output power
  • Minimize power consumption with fast MCU wake up times, autonomous operation of peripherals and low energy modes
  • Accelerate internet security with hardware cryptography
  • Increase throughput 2 x with Bluetooth 5 compatibility

Simplified Software Development

Simplicity Studio Design Environment

  • Bluetooth Low Energy (Bluetooth Smart) Stack
  • C-based programming
  • Visual energy profiling and optimization
  • Application development with Bluetooth Developer Studio
  • Software reuse from module to SoC

$99 Wireless Starter Kit


  • Energy-friendly wireless connectivity with low active current for radio and MCU, fast wakeup times and autonomous operation of peripherals
  • Improved signal range and easier system design with an integrated power amplifier capable of 19 dBm output power
  • 2 x increase in throughput with Bluetooth 5 compatibility
  • Expanded security options with encryption including AES-128, AES-256, SHA-1, SHA-2 and ECC
  • Simplified software and system design with concurrent MCU and wireless development using Simplicity Studio

Get the Most out of Bluetooth 5 Webinar

Explore how to get the most out of Bluetooth 5 capabilities with EFR32 Blue Gecko SoCs

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