EFR32FG14 Flex Gecko Proprietary Protocol SoC Family Data Sheet The Flex Gecko proprietary protocol family of SoCs is part of the KEY FEATURES Wireless Gecko portfolio. Flex Gecko SoCs are ideal for enabling energy-friendly proprietary protocol networking for IoT devices. 32-bit ARM Cortex-M4 core with 40 MHz maximum operating frequency The single-die solution provides industry-leading energy efficiency, ultra-fast wakeup Up to 256 kB of flash and 32 kB of RAM times, a scalable power amplifier, an integrated balun and no-compromise MCU fea- Pin-compatible across EFR32FG families tures. (exceptions apply for 5V-tolerant pins) 12-channel Peripheral Reflex System Flex Gecko applications include: enabling autonomous interaction of MCU peripherals Home and Building Automation and Security Autonomous Hardware Crypto Accelerator Metering Integrated PA with up to 19 dBm (2.4 Electronic Shelf Labels GHz) or 20 dBm (Sub-GHz) tx power Industrial Automation Integrated balun for 2.4 GHz Commercial and Retail Lighting and Sensing Robust peripheral set and up to 32 GPIO Core / Memory Clock Management Energy Management Other H-F Crystal H-F Voltage Voltage Monitor CRYPTO Oscillator RC Oscillator Regulator TM ARM Cortex M4 processor Flash Program with DSP extensions, FPU and MPU Memory Auxiliary H-F RC L-F DC-DC Power-On Reset CRC Oscillator RC Oscillator Converter L-F Crystal Ultra L-F RC Brown-Out SMU Debug Interface RAM Memory LDMA Controller Oscillator Oscillator Detector 32-bit bus Peripheral Reflex System Radio Transceiver Serial I/O Ports Timers and Triggers Analog I/F Interfaces RFSENSE Sub GHz DEMOD I External ADC USART Timer/Counter Protocol Timer LNA Interrupts RF Frontend IFADC PGA Analog PA Low Energy General Low Energy Low Energy Comparator Q TM UART Purpose I/O Timer Sensor Interface To Sub GHz receive I/Q AGC IDAC RFSENSE mixers and PA 2 2.4 GHz I C Pin Reset Pulse Counter Watchdog Timer I VDAC Frequency LNA MOD Real Time Synthesizer RF Frontend BALUN Pin Wakeup Counter and Cryotimer Op-Amp PA Calendar To 2.4 GHz receive To Sub GHz Q I/Q mixers and PA and 2.4 GHz PA Lowest power mode with peripheral operational: EM0Active EM1Sleep EM2Deep Sleep EM3Stop EM4Hibernate EM4Shutoff silabs.com Building a more connected world. Rev. 1.3 CRC FRC RAC BUFCEFR32FG14 Flex Gecko Proprietary Protocol SoC Family Data Sheet Feature List 1. Feature List The EFR32FG14 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 2 Digital to Analog Converter (VDAC) Up to 256 kB flash program memory 2 Operational Amplifier (Opamp) Up to 32 kB RAM data memory Digital to Analog Current Converter (IDAC) 2.4 GHz and Sub-GHz radio operation Low-Energy Sensor Interface (LESENSE) Transmit power: Up to 32 pins connected to analog channels (APORT) 2.4 GHz radio: Up to 19 dBm shared between analog peripherals Sub-GHz radio: Up to 20 dBm Up to 32 General Purpose I/O pins with output state reten- tion and asynchronous interrupts Low Energy Consumption 8 Channel DMA Controller 8.4 mA RX current at 38.4 kbps, GFSK, 169 MHz 12 Channel Peripheral Reflex System (PRS) 8.8 mA RX current at 1 Mbps, GFSK, 2.4 GHz 2 16-bit Timer/Counter 10.2 mA RX current at 250 kbps, DSSS-OQPSK, 2.4 GHz 3 or 4 Compare/Capture/PWM channels 8.5 mA TX current at 0 dBm output power at 2.4 GHz 1 32-bit Timer/Counter 35.3 mA TX current at 14 dBm output power at 868 MHz 3 Compare/Capture/PWM channels 67 A/MHz in Active Mode (EM0) 32-bit Real Time Counter and Calendar 1.3 A EM2 DeepSleep current (16 kB RAM retention and RTCC running from LFRCO) 16-bit Low Energy Timer for waveform generation High Receiver Performance 32-bit Ultra Low Energy Timer/Counter for periodic wake-up from any Energy Mode -93.8 dBm sensitivity at 1 Mbit/s GFSK, 2.4 GHz 16-bit Pulse Counter with asynchronous operation -103.3 dBm sensitivity at 250 kbps DSSS-OQPSK, 2.4 GHz 2 Watchdog Timer with dedicated RC oscillator -126.2 dBm sensitivity at 600 bps, GFSK, 915 MHz 2 Universal Synchronous/Asynchronous Receiver/Trans- -120.6 dBm sensitivity at 2.4 kbps, GFSK, 868 MHz 2 mitter (UART/SPI/SmartCard (ISO 7816)/IrDA/I S) -109.9 dBm sensitivity at 4.8 kbps, OOK, 433 MHz Low Energy UART (LEUART ) -112.2 dBm sensitivity at 38.4 kbps, GFSK, 169 MHz 2 Supported Modulation Formats I C interface with SMBus support and address recognition in EM3 Stop 2/4 (G)FSK with fully configurable shaping Wide Operating Range BPSK / DBPSK TX 1.8 V to 3.8 V single power supply OOK / ASK Integrated DC-DC, down to 1.8 V output with up to 200 mA Shaped OQPSK / (G)MSK load current for system Configurable DSSS and FEC Standard (-40 C to 85 C) and Extended (-40 C to 125 C) Supported Protocols temperature grades available Proprietary Protocols Support for Internet Security Wireless M-Bus General Purpose CRC Selected IEEE 802.15.4g SUN-FSK PHYs Random Number Generator Low Power Wide Area Networks Hardware Cryptographic Acceleration for AES 128/256, Suitable for Systems Targeting Compliance With: SHA-1, SHA-2 (SHA-224 and SHA-256) and ECC FCC Part 90.210 Mask D, FCC part 15.247, 15.231, 15.249 QFN32 5x5 mm Package ETSI Category I Operation, EN 300 220, EN 300 328 QFN48 7x7 mm Package ARIB T-108, T-96 China regulatory silabs.com Building a more connected world. 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