آر اف (فرکانس رادیویی) و بی‌سیم آی سی‌ فرستنده‌گیرنده آر اف

Product Attributes

Introduction

The Flex Gecko proprietary protocol family of SoCs is part of the Wireless Gecko portfolio. Flex Gecko SoCs are ideal for enabling energy-friendly proprietary protocol networking for IoT devices. The single-die solution provides industry-leading energy efficiency, ultra-fast wakeup times, a scalable power amplifier, an integrated balun and no-compromise MCU features.

Features

• 32-bit ARM Cortex-M4 core with 40 MHz maximum operating frequency
• Up to 256 kB of flash and 32 kB of RAM
• Pin-compatible across EFR32FG families (exceptions apply for 5V-tolerant pins)
• 12-channel Peripheral Reflex System enabling autonomous interaction of MCU peripherals
• Autonomous Hardware Crypto Accelerator and True Random Number Generator
• Integrated PA with up to 19 dBm (2.4 GHz) or 20 dBm (Sub-GHz) tx power
• Integrated balun for 2.4 GHz
• Robust peripheral set and up to 32 GPIO
• High Performance 32-bit 40 MHz ARM Cortex-M4 with DSP instruction and floating-point unit for efficient signal processing
• 2.4 GHz and Sub-GHz radio operation
• 8.4 mA RX current at 38.4 kbps, GFSK, 169 MHz
• 8.8 mA RX current at 1 Mbps, GFSK, 2.4 GHz
• 10.2 mA RX current at 250 kbps, DSSS-OQPSK, 2.4 GHz
• 8.5 mA TX current at 0 dBm output power at 2.4 GHz
• 35.3 mA TX current at 14 dBm output power at 868 MHz
• 67 μA/MHz in Active Mode (EM0)
• 1.3 μA EM2 DeepSleep current (16 kB RAM retention and RTCC running from LFRCO)
• Wake on Radio with signal strength detection, preamble pattern detection, frame detection and timeout
• -93.8 dBm sensitivity at 1 Mbit/s GFSK, 2.4 GHz
• -103.3 dBm sensitivity at 250 kbps DSSS-OQPSK, 2.4 GHz
• -126.2 dBm sensitivity at 600 bps, GFSK, 915 MHz
• -120.6 dBm sensitivity at 2.4 kbps, GFSK, 868 MHz
• -109.9 dBm sensitivity at 4.8 kbps, OOK, 433 MHz
• -112.2 dBm sensitivity at 38.4 kbps, GFSK, 169 MHz
• 2/4 (G)FSK with fully configurable shaping
• BPSK / DBPSK TX
• OOK / ASK
• Shaped OQPSK / (G)MSK
• Configurable DSSS and FEC
• Proprietary Protocols
• Wireless M-Bus
• Selected IEEE 802.15.4g SUN-FSK PHYs
• Low Power Wide Area Networks
• 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
• 12-bit 1 Msps SAR Analog to Digital Converter (ADC)
• 2x Analog Comparator (ACMP)
• 2x Digital to Analog Converter (VDAC)
• 2x Operational Amplifier (Opamp)
• Digital to Analog Current Converter (IDAC)
• Low-Energy Sensor Interface (LESENSE)
• Up to 32 pins connected to analog channels (APORT) shared between analog peripherals
• Up to 32 General Purpose I/O pins with output state retention and asynchronous interrupts
• 8 Channel DMA Controller
• 12 Channel Peripheral Reflex System (PRS)
• 2x16-bit Timer/Counter
• 3 or 4 Compare/Capture/PWM channels
• 1x32-bit Timer/Counter
• 3 Compare/Capture/PWM channels
• 32-bit Real Time Counter and Calendar
• 16-bit Low Energy Timer for waveform generation
• 32-bit Ultra Low Energy Timer/Counter for periodic wake-up from any Energy Mode
• 16-bit Pulse Counter with asynchronous operation
• 2x Watchdog Timer with dedicated RC oscillator
• 2x Universal Synchronous/Asynchronous Receiver/Transmitter (UART/SPI/SmartCard (ISO 7816)/IrDA/I2S)
• Low Energy UART (LEUART)
• I2C interface with SMBus support and address recognition in EM3 Stop
• 1.8 V to 3.8 V single power supply
• Integrated DC-DC, down to 1.8 V output with up to 200 mA load current for system
• Standard (-40 °C to 85 °C) and Extended (-40 °C to 125 °C) temperature grades available
• General Purpose CRC
• True Random Number Generator
• Hardware Cryptographic Acceleration for AES 128/256, SHA-1, SHA-2 (SHA-224 and SHA-256) and ECC
• QFN32 5x5 mm Package
• QFN48 7x7 mm Package

Applications

• Home and Building Automation and Security
• Metering
• Electronic Shelf Labels
• Industrial Automation
• Commercial and Retail Lighting and Sensing