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EFR32MG Mighty Gecko SoCs - Silicon Labs


Silicon Labs EFR32MG1 Mighty Gecko Wireless SoCs

Silicon Labs EFR32MG Mighty Gecko Wireless System-On-Chip (SoC) devices combine an energy-friendly MCU with a highly integrated radio transceiver capable of supporting Thread, ZigBee, Bluetooth Smart®, or proprietary short-range wireless protocols.

The Internet of Things (IoT) SoC offers industry-leading energy efficiency, a scalable power amplifier, ultra-fast wakeup times, an integrated balun, and no-compromise MCU features.

Features
  • 32-bit ARM® Cortex®-M4 core with 40MHz maximum operating frequency
  • Scalable Memory and Radio configuration options available in several footprint compatible QFN packages
  • 12-channel Peripheral Reflex System enabling autonomous interaction of MCU peripherals
  • Integrated balun for 2.4GHz and integrated PA with up to 19.5dBm transmit power for 2.4GHz and 20dBm transmit power for Sub-GHz radios

  • Autonomous Hardware Crypto Accelerator and Random Number Generator
  • Integrated DC/DC with RF noise mitigation

​​Applications
  • Connected Home
  • Lighting
  • Sports and Fitness
  • Metering
  • Building Automation

EFR32 Wireless Gecko Block Diagram
EFR32 Wireless Gecko Block Diagram