SILICON LABS EFR32FG22E121F512IM40-C SOC Microprocessor, ARM Cortex-M33F, 38.4 MHz, QFN-EP-40, EFR32FG22

EFR32FG22E121F512IM40-C is a wireless Gecko SOC. This single-die solution combines a 38.4MHz 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 electronic shelf labels, home and building automation and security, industrial automation, commercial and retail lighting and sensing, energy harvest kinetic switches, energy harvest condition monitoring, energy harvest factory automation sensors.

• 32bit ARM® Cortex®-M33 core with 38.4MHz maximum operating frequency
• Energy-efficient radio core with low active and sleep currents
• Integrated PA with up to 6dBm (2.4GHz) TX power, fast cold start boot time and wake-up from EM4
• RFSENSE with selective OOK mode, 1.71V to 3.8V single power supply
• Normal LFRCO, 512Kb flash, 32Kb, 26 GPIO
• 32bit real time counter, 24bit low energy timer for waveform generation
• 2 × I²C interface with SMBus support, digital microphone interface (PDM)
• Fast cold start boot time, fast wake-up from EM4
• 7.5mA radio transmit current at 6dBm output power
• Operating temperature range from -40°C to 125°C, 40-pin QFN package