SILICON LABS EFR32BG22C224F512GM32-CR

The EFR32BG22 Wireless Gecko family of SoCs is part of the Wireless Gecko portfolio. EFR32BG22 Wireless Gecko SoCs are ideal for enabling energy-friendly Bluetooth 5.2 networking for IoT devices. The single-die solution combines a 76.8 MHz 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
• Energy-efficient radio core with low active and sleep currents
• Bluetooth 5.2 Direction Finding
• 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
• 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)
• Proprietary
• Analog to Digital Converter (ADC) 12-bit @ 1 Msps, 16-bit @ 76.9 ksps
• 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)
• 4x16-bit Timer/Counter with 3 Compare/Capture/PWM channels
• 1x32-bit Timer/Counter with 3 Compare/Capture/PWM channels
• 32-bit Real Time Counter
• 24-bit Low Energy Timer for waveform generation
• 1x Watchdog Timer
• 2x Universal Synchronous/Asynchronous Receiver/Transmitter (UART/SPI/SmartCard (ISO 7816)/IrDA/I2S)
• 1x Enhanced Universal Asynchronous Receiver/Transmitter (EUART)
• 2x 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 to 3.8 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

• Asset Tags and Beacons
• Consumer Electronics Remote Controls
• Portable Medical
• Bluetooth Mesh Low Power Nodes
• Sports, Fitness, and Wellness devices
• Connected Home
• Building Automation and Security