Silicon Labs

EFR32MG24 多重協定無線 SoC


EFR32MG24
EFR32MG24 無線 SoC 是使用 Matter、OpenThread 和 Zigbee 協定實現網狀物聯網無線連接的理想選擇,適用於智慧家居、照明和建築自動化產品。
EFR32MG24 多重協定無線 SoC
產品敘述

EFR32MG24 無線 SoC 是使用 Matter、OpenThread 和 Zigbee 協定實現網狀物聯網無線連接的理想選擇,適用於智慧家居、照明和建築自動化產品。憑藉高性能 2.4 GHz RF、低電流消耗、AI/ML 硬體加速器和 Secure Vault 等關鍵特性,物聯網設備製造商可創建智慧、穩健、節能的產品,避免遠程和本地網路攻擊。目標應用包括網關和集線器、感測器、開關、門鎖、LED 燈泡、燈具、定位服務、預測性維護、玻璃破碎檢測、喚醒詞檢測等。

EFR32MG24 一般規格
 
Low Power Wireless System-on-Chip
  • High Performance 32-bit 78.0 MHz ARM Cortex®-M33 with DSP instruction and floating-point unit for efficient signal processing
  • Up to 1536 kB flash program memory
  • Up to 256 kB RAM data memory
  • 2.4 GHz radio operation

Radio Performance
  • -104.5 dBm sensitivity @ 250 kbps O-QPSK DSSS
  • -104.9 dBm sensitivity @ 125 kbps GFSK
  • -97.5 dBm sensitivity @ 1 Mbit/s GFSK
  • -94.4 dBm sensitivity @ 2 Mbit/s GFSK
  • TX power up to 19.5 dBm

Low System Energy Consumption
  • 4.4 mA RX current (1 Mbps GFSK)
  • 5.1 mA RX current (250 kbps O-QPSK DSSS)
  • 5.1 mA TX current @ 0 dBm output power
  • 20 mA TX current @ 10 dBm output power
  • 155 mA TX current @ 19.5 dBm output power
  • 32.2 μA/MHz in Active Mode (EM0) at 39.0 MHz
  • 1.3 μA EM2 DeepSleep current (16 kB RAM retention and RTC running from LFRCO)

Wide Selection of MCU Peripherals
  • Analog to Digital Converter (IADC)
    • 12-bit @ 1 Msps or 16-bit @ 76.9 ksps
    • Select OPNs support High Speed Mode (up to 2 Msps) and High Accuracy Mode (up to 16 bits ENOB at 3.8 ksps)
  • 2 × Analog Comparator (ACMP)
  • 2 × Digital to Analog Converter (VDAC)
  • Up to 32 General Purpose I/O pins with output state retention and asynchronous interrupts
  • 8 Channel DMA Controller (LDMA)
  • 16 Channel Peripheral Reflex System (PRS)
  • 3 × 16-bit Timer/Counter with 3 Compare/Capture/PWM channels (TIMER2/3/4)
  • 2 × 32-bit Timer/Counter with 3 Compare/Capture/PWM channels (TIMER0/1)
  • 32-bit Real Time Counter (SYSRTC)
  • 24-bit Low Energy Timer for waveform generation (LETIMER)
  • 16-bit Pulse Counter with asynchronous operation (PCNT)
  • 2 × Watchdog Timer (WDOG)
  • 1 × Universal Synchronous/Asynchronous Receiver/Transmitter (USART), supporting UART/SPI/SmartCard (ISO 7816)/IrDA/I2S
  • 2 × Enhanced Universal Synchronous/Asynchronous Receiver/Transmitter (EUSART) supporting UART/SPI/DALI/IrDA
  • 2 × I2C interface with SMBus support
  • Low-Frequency RC Oscillator with precision mode to replace 32 kHz sleep crystal (LFRCO)
  • Keypad scanner supporting up to 6x8 matrix (KEYSCAN)
  • Die temperature sensor with +/-TBD degree C accuracy after single-point calibration

Supported Modulation Format
  • 2 (G)FSK with fully configurable shaping
  • OQPSK DSSS
  • (G)MSK

Protocol Support
  • Matter
  • OpenThread
  • Zigbee
  • BLE
  • Bluetooth Mesh
  • Proprietary 2.4 GHz
  • Multiprotocol

Wide Operation Range
  • 1.71 V to 3.8 V single power supply
  • -40 °C to 125 °C

Packages
  • QFN40 5 mm × 5 mm × 0.85 mm
  • QFN48 6 mm × 6 mm × 0.85 mm

*Silicon Labs Authorized Distributor
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