EFR32MG1 Mighty Gecko Multi-Protocol SoC Family Data Sheet The Mighty Gecko multi-protocol family of SoCs is part of the KEY FEATURES Wireless Gecko portfolio. Mighty Gecko SoCs are ideal for ena- bling energy-friendly multi-protocol, multi-band networking for IoT 32-bit ARM Cortex-M4 core with 40 MHz maximum operating frequency devices. 256 kB of flash and 32 kB of RAM The single-die solution provides industry-leading energy efficiency, ultra-fast wakeup Supports Zigbee, Thread and Bluetooth times, a scalable power amplifier, and no-compromise MCU features. Low Energy 12-channel Peripheral Reflex System Mighty Gecko applications include: enabling autonomous interaction of MCU peripherals Connected Home Autonomous Hardware Crypto Accelerator Lighting and Random Number Generator Health and Wellness Integrated PA with up to 19 dBm (2.4 Metering GHz) or 20 dBm (Sub-GHz) TX power Integrated balun for 2.4 GHz Building Automation and Security Robust peripheral set and up to 32 GPIO Core / Memory Clock Management Energy Management Other High Frequency High Frequency Voltage Crystal Voltage Monitor CRYPTO RC Oscillator Regulator TM Oscillator ARM Cortex M4 processor Memory with DSP extensions and FPU Protection Unit Auxiliary High Low Frequency DC-DC Frequency RC Power-On Reset CRC RC Oscillator Converter Oscillator Low Frequency Ultra Low Flash Program Brown-Out RAM Memory Debug Interface DMA Controller Crystal Frequency RC Memory Detector Oscillator Oscillator 32-bit bus Peripheral Reflex System Radio Transceiver Serial I/O Ports Timers and Triggers Analog I/F Interfaces Sub-GHz RF External DEMOD USART Timer/Counter Protocol Timer ADC Interrupts Frontend: LNA, PA, I/Q Mixer Low Energy General Low Energy Analog PGA IFADC Watchdog Timer TM UART Purpose I/O Timer Comparator RFSENSE Real Time AGC 2 I C Pin Reset Pulse Counter Counter and IDAC 2.4 GHz RF Frequency Calendar Frontend: Synthesizer BALUN LNA, PA, To RF MOD I/Q Mixer Pin Wakeup Cryotimer Frontend Circuits Lowest power mode with peripheral operational: EM0Active EM1Sleep EM2Deep Sleep EM3Stop EM4Hibernate EM4Shutoff silabs.com Building a more connected world. Rev. 1.4 CRC FRC RAC BUFCEFR32MG1 Mighty Gecko Multi-Protocol SoC Family Data Sheet Feature List 1. Feature List The EFR32MG1 highlighted features are listed below. Low Power Wireless System-on-Chip Wide selection of MCU peripherals 12-bit 1 Msps SAR Analog to Digital Converter (ADC) High Performance 32-bit 40 MHz ARM Cortex -M4 with DSP instruction and floating-point unit for efficient signal 2 Analog Comparator (ACMP) processing Digital to Analog Current Converter (IDAC) 256 kB flash program memory Up to 32 pins connected to analog channels (APORT) 32 kB RAM data memory shared between analog peripherals 2.4 GHz and Sub-GHz radio operation Up to 32 General Purpose I/O pins with output state reten- tion and asynchronous interrupts Transmit power: 8 Channel DMA Controller 2.4 GHz radio: Up to 19 dBm 12 Channel Peripheral Reflex System (PRS) Sub-GHz radio: Up to 20 dBm 2 16-bit Timer/Counter Low Energy Consumption 3 or 4 Compare/Capture/PWM channels 9.8 mA RX current at 250 kbps, DSSS-OQPSK, 2.4 GHz 32-bit Real Time Counter and Calendar 8.7 mA RX current at 1 Mbps, GFSK, 2.4 GHz 16-bit Low Energy Timer for waveform generation 7.6 mA RX current at 38.4 kbps, GFSK, 169 MHz 32-bit Ultra Low Energy Timer/Counter for periodic wake-up 8.2 mA TX current at 0 dBm output power at 2.4 GHz from any Energy Mode 34.5 mA TX current at 14 dBm output power at 868 MHz 16-bit Pulse Counter with asynchronous operation 63 A/MHz in Active Mode (EM0) Watchdog Timer with dedicated RC oscillator 2.2 A EM2 DeepSleep current (4 kB RAM retention and 2 Universal Synchronous/Asynchronous Receiver/Trans- RTCC running from LFRCO) 2 mitter (UART/SPI/SmartCard (ISO 7816)/IrDA/I S) Wake on Radio with signal strength detection, preamble pattern detection, frame detection and timeout Low Energy UART (LEUART ) High Receiver Performance 2 I C interface with SMBus support and address recognition -92.5 dBm sensitivity at 1 Mbit/s GFSK, 2.4 GHz in EM3 Stop -99 dBm sensitivity at 250 kbps DSSS-OQPSK, 2.4 GHz Wide Operating Range -126.4 dBm sensitivity at 600 bps, GFSK, 915 MHz 1.85 V to 3.8 V single power supply -121.4 dBm sensitivity at 2.4 kbps, GFSK, 868 MHz Integrated DC-DC, down to 1.8 V output with up to 200 mA load current for system -107 dBm sensitivity at 4.8 kbps, OOK, 433 MHz Standard (-40 C to 85 C) and Extended (-40 C to 125 C) -111.9 dBm sensitivity at 38.4 kbps, GFSK, 169 MHz temperature grades available Supported Modulation Formats Support for Internet Security 2/4 (G)FSK with fully configurable shaping General Purpose CRC BPSK / DBPSK TX Random Number Generator OOK / ASK Hardware Cryptographic Acceleration for AES 128/256, Shaped OQPSK / (G)MSK SHA-1, SHA-2 (SHA-224 and SHA-256) and ECC Configurable DSSS and FEC QFN32 5x5 mm Package Supported Protocols QFN48 7x7 mm Package Zigbee Thread Bluetooth Low Energy Proprietary Protocols Wireless M-Bus Selected IEEE 802.15.4g SUN-FSK PHYs Low Power Wide Area Networks Suitable for Systems Targeting Compliance With: FCC Part 90.210 Mask D, FCC part 15.247, 15.231, 15.249 ETSI Category I Operation, EN 300 220, EN 300 328 ARIB T-108, T-96 China regulatory silabs.com Building a more connected world. 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