SILICON LABS EFR32MG22E224F512IM32-C SOC Microprocessor, ARM Cortex-M33F, 76.8 MHz, QFN-EP-32, EFR32MG22

EFR32MG22E224F512IM32-C is a wireless Gecko SoC. It is ideal for enabling energy-friendly multiprotocol networking for IoT devices that require fast startup. The single-die solution combines a 76.8MHz ARM Cortex-M33 with a high performance 2.4GHz radio to provide an industry-leading, energy efficient, wireless SoC for IoT connected energy constrained applications. It is also used in applications such as ZigBee green power, ZigBee end devices home automation, lighting controls, building controls, industrial sensors, energy harvest smart building sensors, energy harvest kinetic switches, energy harvest condition monitoring.

• 32bit ARM® Cortex®-M33 core with 76.8MHz maximum operating frequency
• 12-channel peripheral reflex system enabling autonomous interaction of MCU peripherals
• Integrated PA with up to 6dBm (2.4GHz) TX power
• Fast cold start boot time and wake-up from EM4
• Precision LFRCO, 512Kb flash, 32Kb RAM, 18 GPIOs
• Precision low-frequency RC oscillator to replace 32KHz sleep crystal
• 1.71V to 3.8V single power supply, RFSENSE with selective OOK mode
• Direction finding using angle-of-arrival (AoA) and angle-of departure (AoD)
• 32bit real time counter, 24bit low energy timer for waveform generation
• Operating temperature range from -40°C to 125°C, 40-pin QFN package