EFR32MG22 Wireless Gecko SoC FamilyData SheetThe EFR32MG22 Wireless Gecko multiprotocol family of SoCs ispart of the Wireless Gecko portfolio. EFR32MG22 Wireless GeckoSoCs are ideal for enabling energy-friendly multiprotocol network-ing for IoT devices.The single-die solution combines a 76.8 MHz MHz ARM Cortex-M33 with a high per-formance 2.4 GHz radio to provide an industry-leading, energy efficient, wireless SoC forIoT connected applications.Wireless Gecko applications include:KEY FEATURES• 32-bit ARM® Cortex®-M33 core with 76.8MHz maximum operating frequency• Up to 512 kB of flash and 32 kB of RAM• 12-channel Peripheral Reflex Systemenabling autonomous interaction of MCUperipherals• Integrated PA with up to 6 dBm (2.4 GHz)TX power• Secure Boot with Root of Trust andSecure Loader (RTSL)• Zigbee Green Power• Zigbee End Devices Home Automation• Lighting Controls• Building Controls• Industrial SensorsTimers and Triggers32-bit busPeripheral Reflex SystemSerialInterfacesI/O PortsAnalog I/FLowest power mode with peripheral operational:USARTEUARTExternalInterruptsGeneralPurpose I/OPin ResetPin WakeupADCEM4—ShutoffEnergy ManagementBrown-OutDetectorVoltageRegulatorPower-OnResetSecurityClock ManagementHF CrystalOscillatorLF CrystalOscillatorPrecision LFRC OscillatorHFRC OscillatorCrypto AccelerationUltra LF RCOscillatorCore / MemoryARM CortexTM M33 processorwith DSP extensions,FPU and TrustZoneETMDebug InterfaceRAM MemoryLDMAControllerFlash ProgramMemoryReal TimeCapture CounterTimer/CounterLow Energy TimerWatchdog TimerProtocol TimerEM3—StopEM2—Deep SleepEM1—SleepEM0—ActiveTrue RandomNumber GeneratorFast StartupRC OscillatorBack-Up RealTime CounterI2CPDMDC-DCConverterTemperatureSensorRadio SubsystemRFSENSEw/ OOK DetectRX/TX Frontendwith Integrated PAFrequencySynthesizerARM CortexTMM0 RadioControllerCRCBUFC RAMFRCDEMODAGCIFADCMODsilabs.com | Building a more connected world.Rev. 1.1
