SILICON LABS EFR32MG22C224F512IM40-C

The EFR32MG22 Wireless Gecko multiprotocol family of SoCs is part of the Wireless Gecko portfolio. EFR32MG22 Wireless Gecko SoCs are ideal for enabling energy-friendly multiprotocol networking for IoT devices. The single-die solution combines a 76.8 MHz ARM Cortex-M33 with a high performance 2.4 GHz radio to provide an industry-leading, energy efficient, wireless SoC for IoT connected applications.

• 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)
• Low Power Wireless System-on-Chip
• High Performance 32-bit 76.8 MHz ARM Cortex-M33 with DSP instruction and floating-point unit for efficient signal processing
• 2.4 GHz radio operation
• -102.3 dBm sensitivity @ 250 kbps O-QPSK DSSS
• -106.7 dBm sensitivity @ 125 kbps GFSK
• -98.9 dBm sensitivity @ 1 Mbit/s GFSK
• -96.2 dBm sensitivity @ 2 Mbit/s GFSK
• TX power up to 6 dBm
• 2.5 mA radio receive current
• 3.4 mA radio transmit current @ 0 dBm output power
• 7.5 mA radio transmit current @ 6 dBm output power
• 3.6 mA RX current (1 Mbps GFSK)
• 3.9 mA RX current (250 kbps O-QPSK DSSS)
• 4.1 mA TX current @ 0 dBm output power
• 8.2 mA TX current @ 6 dBm output power
• 26 μA/MHz in Active Mode (EM0) at 38.4 MHz
• 1.40 μA EM2 DeepSleep current (32 kB RAM retention and RTC running from LFRCO)
• 0.17 μA EM4 current
• 2 (G)FSK with fully configurable shaping
• OQPSK DSSS
• (G)MSK
• Bluetooth Low Energy (Bluetooth 5.2)
• Direction finding using Angle-of-Arrival (AoA) and Angle-ofDeparture (AoD)
• Zigbee
• Proprietary
• 12-bit 1 Msps SAR Analog to Digital Converter (ADC)
• Up to 26 General Purpose I/O pins with output state retention and asynchronous interrupts
• 8 Channel DMA Controller
• 12 Channel Peripheral Reflex System (PRS)
• 4×16-bit Timer/Counter with 3 Compare/Capture/PWM channels
• 1×32-bit Timer/Counter with 3 Compare/Capture/PWM channels
• 32-bit Real Time Counter
• 24-bit Low Energy Timer for waveform generation
• 1× Watchdog Timer
• 2× Universal Synchronous/Asynchronous Receiver/Transmitter (UART/SPI/SmartCard (ISO 7816)/IrDA/I2S)
• 1× Enhanced Universal Asynchronous Receiver/Transmitter (EUART)
• 2× I²C interface with SMBus support
• Digital microphone interface (PDM)
• Precision Low-Frequency RC Oscillator to replace 32 kHz sleep crystal
• RFSENSE with selective OOK mode
• Die temperature sensor with +/-1.5 degree C accuracy after single-point calibration
• 1.71 V to 3.8 V single power supply
• -40 °C to 125 °C
• Hardware Cryptographic Acceleration for AES128/256, SHA-1, SHA-2 (up to 256-bit), ECC (up to 256-bit), ECDSA, and ECDH
• True Random Number Generator (TRNG) compliant with NIST SP800-90 and AIS-31
• ARM TrustZone
• Secure Debug with lock/unlock

• Zigbee Green Power
• Zigbee End Devices Home Automation
• Lighting Controls
• Building Controls
• Industrial Sensors