EFR32BG14 Blue Gecko Bluetooth Low Energy SoC Family Data Sheet The Blue Gecko Bluetooth Low Energy family of SoCs is part of KEY FEATURES the Wireless Gecko portfolio. Blue Gecko SoCs are ideal for ena- bling energy-friendly Bluetooth 5 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 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 EFR32BG families tures. (exceptions apply for 5V-tolerant pins) 12-channel Peripheral Reflex System Blue Gecko applications include: enabling autonomous interaction of MCU peripherals IoT Sensors and End Devices Autonomous Hardware Crypto Accelerator Health and Wellness Integrated PA with up to 19 dBm (2.4 Home and Building Automation GHz) or 20 dBm (Sub-GHz) tx power Accessories Integrated balun for 2.4 GHz Human Interface Devices Robust peripheral set and up to 31 GPIO Metering Commercial and Retail Lighting and Sensing 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 LNA USART Timer/Counter Protocol Timer Interrupts RF Frontend PGA IFADC 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 I C Pin Reset Pulse Counter Watchdog Timer 2.4 GHz I VDAC Frequency LNA MOD Synthesizer Real Time BALUN RF Frontend 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. 1.2 CRC FRC RAC BUFCEFR32BG14 Blue Gecko Bluetooth Low Energy SoC Family Data Sheet Feature List 1. Feature List The EFR32BG14 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) 256 kB flash program memory 2 Operational Amplifier (Opamp) 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 31 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 31 General Purpose I/O pins with output state reten- tion and asynchronous interrupts Low Energy Consumption 8 Channel DMA Controller 8.8 mA RX current at 1 Mbps, GFSK, 2.4 GHz 12 Channel Peripheral Reflex System (PRS) 8.4 mA RX current at 38.4 kbps, GFSK, 169 MHz 2 16-bit Timer/Counter 8.5 mA TX current at 0 dBm output power at 2.4 GHz 3 or 4 Compare/Capture/PWM channels 35.3 mA TX current at 14 dBm output power at 868 MHz 1 32-bit Timer/Counter 67 A/MHz in Active Mode (EM0) 3 Compare/Capture/PWM channels 1.3 A EM2 DeepSleep current (16 kB RAM retention and RTCC running from LFRCO) 32-bit Real Time Counter and Calendar Wake on Radio with signal strength detection, preamble 16-bit Low Energy Timer for waveform generation pattern detection, frame detection and timeout 32-bit Ultra Low Energy Timer/Counter for periodic wake-up High Receiver Performance 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- 2 -120.6 dBm sensitivity at 2.4 kbps, GFSK, 868 MHz 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 I C interface with SMBus support and address recognition Supported Modulation Formats 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 load current for system Shaped OQPSK / (G)MSK Standard (-40 C to 85 C) and Extended (-40 C to 125 C) Configurable DSSS and FEC temperature grades available Supported Protocols Support for Internet Security Bluetooth Low Energy (Bluetooth 5) General Purpose CRC Proprietary Protocols Random Number Generator Wireless M-Bus Hardware Cryptographic Acceleration for AES 128/256, Selected IEEE 802.15.4g SUN-FSK PHYs SHA-1, SHA-2 (SHA-224 and SHA-256) and ECC Low Power Wide Area Networks QFN32 5x5 mm Package Suitable for Systems Targeting Compliance With: QFN48 7x7 mm Package 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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