EFR32BG22 Wireless Gecko SoC Family Data Sheet The EFR32BG22 Wireless Gecko family of SoCs is part of the KEY FEATURES Wireless Gecko portfolio. EFR32BG22 Wireless Gecko SoCs are ideal for enabling energy-friendly Bluetooth 5.2 networking for IoT 32-bit ARM Cortex-M33 core with 76.8 MHz maximum operating frequency devices. Up to 512 kB of flash and 32 kB of RAM The single-die solution combines a 76.8 MHz Cortex-M33 with a high performance 2.4 Energy-efficient radio core with low active GHz radio to provide an industry-leading, energy efficient wireless, SoC for IoT connec- and sleep currents ted applications. Bluetooth 5.2 Direction Finding Integrated PA with up to 6 dBm (2.4 GHz) Wireless Gecko applications include: TX power Asset Tags and Beacons Secure Boot with Root of Trust and Secure Loader (RTSL) Consumer Electronics Remote Controls Portable Medical Bluetooth Mesh Low Power Nodes Sports, Fitness, and Wellness devices Connected Home Building Automation and Security Core / Memory Clock Management Energy Management Security HF Crystal HF TM Oscillator RC Oscillator ARM Cortex M33 processor Voltage DC-DC Flash Program with DSP extensions, Crypto Acceleration Regulator Converter Memory FPU and TrustZone Fast Startup Precision LF RC Oscillator RC Oscillator Power-On Brown-Out True Random LDMA LF Crystal Ultra LF RC Reset Detector ETM Debug Interface RAM Memory Number Generator Controller Oscillator Oscillator 32-bit bus Peripheral Reflex System Radio Subsystem Serial I/O Ports Timers and Triggers Analog I/F Interfaces TM ARM Cortex RFSENSE DEMOD External USART ADC w/ OOK Detect M0+ Radio Timer/Counter Protocol Timer Interrupts Controller IFADC General Temperature RX/TX Frontend PDM Low Energy Timer Watchdog Timer BUFC RAM Purpose I/O Sensor with Integrated PA AGC Real Time Back-Up Real FRC EUART Pin Reset Capture Counter Time Counter Frequency Synthesizer MOD CRC 2 Pin Wakeup I C Lowest power mode with peripheral operational: EM0Active EM1Sleep EM2Deep Sleep EM3Stop EM4Shutoff silabs.com Building a more connected world. Rev. 1.1 EFR32BG22 Wireless Gecko SoC Family Data Sheet Feature List 1. Feature List The EFR32BG22 highlighted features are listed below. Low Power Wireless System-on-Chip Wide selection of MCU peripherals Analog to Digital Converter (ADC) High Performance 32-bit 76.8 MHz MHz ARM Cortex -M33 with DSP instruction and floating-point unit for efficient sig- 12-bit 1 Msps nal processing 16-bit 76.9 ksps Up to 512 kB flash program memory Up to 26 General Purpose I/O pins with output state reten- Up to 32 kB RAM data memory tion and asynchronous interrupts 2.4 GHz radio operation 8 Channel DMA Controller Radio Performance 12 Channel Peripheral Reflex System (PRS) -106.7 dBm sensitivity 125 kbps GFSK 4 16-bit Timer/Counter with 3 Compare/Capture/PWM channels -98.9 dBm sensitivity 1 Mbit/s GFSK 1 32-bit Timer/Counter with 3 Compare/Capture/PWM -96.2 dBm sensitivity 2 Mbit/s GFSK channels TX power up to 6 dBm 32-bit Real Time Counter 2.5 mA radio receive current 24-bit Low Energy Timer for waveform generation 3.4 mA radio transmit current 0 dBm output power 1 Watchdog Timer 7.5 mA radio transmit current 6 dBm output power 2 Universal Synchronous/Asynchronous Receiver/Trans- Low System Energy Consumption 2 mitter (UART/SPI/SmartCard (ISO 7816)/IrDA/I S) 3.6 mA RX current (1 Mbps GFSK) 1 Enhanced Universal Asynchronous Receiver/Transmit- 4.1 mA TX current 0 dBm output power ter (EUART) 8.2 mA TX current 6 dBm output power 2 2 I C interface with SMBus support 27 A/MHz in Active Mode (EM0) at 76.8 MHz Digital microphone interface (PDM) 1.40 A EM2 DeepSleep current (32 kB RAM retention and Precision Low-Frequency RC Oscillator to replace 32 kHz RTC running from LFXO) sleep crystal 1.75 A EM2 DeepSleep current (32 kB RAM retention and RFSENSE with selective OOK mode RTC running from Precision LFRCO) Die temperature sensor with +/-1.5 degree C accuracy after 0.17 A EM4 current single-point calibration Supported Modulation Format Wide Operating Range 2 (G)FSK with fully configurable shaping 1.71 V to 3.8 V single power supply OQPSK DSSS -40 C to 125 C (G)MSK Security Features Protocol Support Secure Boot with Root of Trust and Secure Loader (RTSL) Bluetooth Low Energy (Bluetooth 5.2) Hardware Cryptographic Acceleration for AES128/256, Direction finding using Angle-of-Arrival (AoA) and Angle-of- SHA-1, SHA-2 (up to 256-bit), ECC (up to 256-bit), ECDSA, Departure (AoD) and ECDH Proprietary True Random Number Generator (TRNG) compliant with NIST SP800-90 and AIS-31 ARM TrustZone Secure Debug with lock/unlock Packages QFN40 5 mm 5 mm 0.85 mm QFN32 4 mm 4 mm 0.85 mm TQFN32 4 mm 4 mm 0.30 mm silabs.com Building a more connected world. Rev. 1.1 2