Silicon Labs' EFR32MG22 (MG22) Zigbee SoC solutions are part of the wireless Gecko Series 2 platform. The MG22 family offers an optimized Zigbee SoC solutions incorporating a high-performance, low-power 76.8 MHz Arm® Cortex®-M33 core with TrustZone. The MG22 SoCs' combination of ultra-low transmit and receive power (8.2 mA TX at +6 dBm, 3.9 mA RX), 1.4 µA deep-sleep mode power, and low-power peripherals delivers an industry-leading, energy-efficient solution for applications using the Zigbee protocol including Green Power. IoT applications include smart home sensors, lighting controls, and building and industrial automation.
Features
- 32-bit Arm Cortex-M33 core with 76.8 MHz maximum operating frequency
- Up to 512 kB of Flash and 32 kB of RAM
- 12-channel peripheral reflex system enabling autonomous interaction of MCU peripherals
- Integrated PA with up to 6 dBm (2.4 GHz) TX power
- Secure boot with root of trust and secure loader (RTSL)
- Protocol support:
- Bluetooth low energy (Bluetooth 5.2)
- Direction finding using angle-of-arrival (AoA) and angle-of-departure (AoD)
- Zigbee
- Proprietary
Applications
- Zigbee green power
- Zigbee end devices home automation
- Lighting controls
- Building controls
- Industrial sensors