EFR32FG1V132F256GM48-C0 Silicon Labs

EFR32FG1 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 Scalable Memory and Radio configuration times, a scalable power amplifier, an integrated balun and no-compromise MCU fea- options available in several footprint tures. compatible QFN packages 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 and Random Number Generator Electronic Shelf Labels Integrated balun for 2.4 GHz and Industrial Automation integrated PA with up to 19.5 dBm transmit power for 2.4 GHz and 20 dBm Commercial and Retail Lighting and Sensing transmit power for Sub-GHz radios Integrated DC-DC with RF noise mitigation 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 Pin Wakeup Cryotimer I/Q Mixer Frontend Circuits Lowest power mode with peripheral operational: EM0Active EM1Sleep EM2Deep Sleep EM3Stop EM4Hibernate EM4Shutoff silabs.com | Building a more connected world. Rev. 1.1 CRC FRC RAC BUFCTable of Contents 1. Feature List................................1 2. Ordering Information ............................2 3. System Overview..............................4 3.1 Introduction...............................4 3.2 Radio.................................4 3.2.1 Antenna Interface............................5 3.2.2 Fractional-N Frequency Synthesizer......................5 3.2.3 Receiver Architecture...........................5 3.2.4 Transmitter Architecture..........................5 3.2.5 Wake on Radio.............................5 3.2.6 RFSENSE ..............................6 3.2.7 Flexible Frame Handling..........................6 3.2.8 Packet and State Trace..........................6 3.2.9 Data Buffering.............................6 3.2.10 Radio Controller (RAC)..........................6 3.2.11 Random Number Generator........................7 3.3 Power ................................8 3.3.1 Energy Management Unit (EMU).......................8 3.3.2 DC-DC Converter............................8 3.4 General Purpose Input/Output (GPIO)......................8 3.5 Clocking................................8 3.5.1 Clock Management Unit (CMU) .......................8 3.5.2 Internal and External Oscillators.......................8 3.6 Counters/Timers and PWM .........................9 3.6.1 Timer/Counter (TIMER)..........................9 3.6.2 Real Time Counter and Calendar (RTCC)....................9 3.6.3 Low Energy Timer (LETIMER)........................9 3.6.4 Ultra Low Power Wake-up Timer (CRYOTIMER) .................9 3.6.5 Pulse Counter (PCNT) ..........................9 3.6.6 Watchdog Timer (WDOG) .........................9 3.7 Communications and Other Digital Peripherals...................9 3.7.1 Universal Synchronous/Asynchronous Receiver/Transmitter (USART) ..........9 3.7.2 Low Energy Universal Asynchronous Receiver/Transmitter (LEUART) ..........10 2 3.7.3 Inter-Integrated Circuit Interface (I C) .....................10 3.7.4 Peripheral Reflex System (PRS).......................10 3.8 Security Features.............................10 3.8.1 GPCRC (General Purpose Cyclic Redundancy Check) ...............10 3.8.2 Crypto Accelerator (CRYPTO)........................10 3.9 Analog ................................10 3.9.1 Analog Port (APORT) ..........................10 3.9.2 Analog Comparator (ACMP) ........................10 3.9.3 Analog to Digital Converter (ADC) ......................11 silabs.com | Building a more connected world. Rev. 1.1