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  • Matter ZigBee OpenThread BLE Multiprotocol EFR32MG24 Module
  • Matter ZigBee OpenThread BLE Multiprotocol EFR32MG24 Module
  • Matter ZigBee OpenThread BLE Multiprotocol EFR32MG24 Module
  • Matter ZigBee OpenThread BLE Multiprotocol EFR32MG24 Module
  • Matter ZigBee OpenThread BLE Multiprotocol EFR32MG24 Module

RF-BM-MG24B2 Matter ZigBee OpenThread BLE Multiprotocol EFR32MG24 Module

RF-BM-MG24B2 is designed based on Silicon Labs EFR32MG24 SoC. The low power, robust resources, up to 19.5 dBm TX power and the high security make the 2.4 GHz RF module popular in smart home and building applications. Select RF-BM-MG24B2 to start your design.

  • P/N:

    RF-BM-MG24B2
  • SoC:

    EFR32MG24A420F1536IM48-B
  • Processor:

    32-bit 76.8 MHz ARM® Cortex®-M33
  • Protocols:

    Matter, OpenThread, ZigBee, Bluetooth 5.3 low energy, Bluetooth Mesh, 2.4 GHz proprietary, Multiprotocol
  • Working Frequency:

    2402 MHz ~ 2480 MHz
  • Package (mm):

    23.35 × 17.0 × 2.2, half-hole, 1.27 pitch, 36-pin
  • Features:

    Bluetooth Mesh network, Matter, High Security, High TX power
  • GPIO:

    30
  • Max. TX Power:

    19.5 dBm
  • Transmission Range:

    370 m

RF-BM-MG24B2 is a IoT multiprotocol wireless module based on EFR32MG24 SoC. The module is integrated with two crystals, a matching circuit, an Arm Cortex-M33 code, 1.5 MB of Flash and 256 KB of RAM, and a high-performance onboard PCB antenna. The compact size, robust design, high TX power, and low power consumption make it popular in the target applications with a longer communication coverage range requirement, such as smart home, smart building, and portable medical devices. It supports the Matter, ZigBee, OpenThread, Bluetooth 5.3 Low Energy and proprietary and coexist and operate concurrently.


EFR32MG24 Multiprotocol Module RF-BM-MG24B2

Multiprotocol 2.4 GHz Transceiver

Both MG24B1 and MG24B2 are 2.4GHz multi-protocol modules, compatible with Matter, OpenThread, Zigbee®, Bluetooth® 5.3 Low Energy, Bluetooth Mesh, and 2.4 GHz Proprietary.

Rich Memory

The Bluetooth 5.3 module integrate a 39 MHz crystal and a 32.768 kHz crystal, up to 1536 KB programmable flash, and 256 KB RAM making it possible in many complex applications.

Wide Peripherals

30 GPIOs in stamp half-hole package are designed and rich peripherals such as Analog to Digital Converter, DMA, UART, RTC, I2C, Watchdog, PWM, etc, can be routed to any GPIO.


Max. TX Power

Up to 19.5 dBm TX power of the Matter Thread module gives you a great opportunity to develop long-range applications


Related Resources:

Matter Oriented Multi-Protocol RF-BM-MG24B1/2 over Silicon Labs MG24


Wireless SoC:

  • 32-bit 76.8 MHz ARM® Cortex®-M33
  • TX power:  +19.5 dBm
  • Sensitivity:
    • -105.4 dBm sensitivity @250 kbps O-QPSK DSSS
    • -105.7 dBm sensitivity @125 kbps GFSK
    • -97.6  dBm sensitivity @1 Mbps GFSK
    • -94.8  dBm sensitivity @2 Mbps GFSK
  • Memory
    • 1536 kB flash
    • 256 kB RAM
  • Data rate: 1 Mbps, 2 Mbps, 125kbps


Supported Modulation Format

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


Protocol Support

  • Matter
  • OpenThread
  • ZigBee
  • Bluetooth Low Energy (Bluetooth 5.3)
  • Bluetooth mesh
  • Proprietary 2.4 GHz
  • Multiprotocol

Current Consumption:

  • 1.3 μA in EM2 deep sleep mode
  • 4.4 mA RX current (1 Mbps GFSK)
  • 5mA TX current @0 dBm output power
  • 19.1mA TX current @10 dBm output power
  • 156.8mA TX current @19.5 dBm output power

 

Operating Range:

  • Supply voltage range 2.2 V ~ 3.8 V; 1.8V
  • Working temperature range: -40 °C ~ +85 °C
  • Storing temperature range: -40 °C ~ +125 °C

 

Rich Peripherals:

  • 30 GPIOs
  • Analog to Digital Converter
  • Analog Comparator
  • Digital to Analog Converter
  • 8 Channel DMA Controller
  • 16 channel peripheral reflex system
  • USART: UART/SPI/ISO7816/IrDA/I2S
  • EUSART: UART/SPI/DALI/IrDA
  • I2C
  • RTC
  • I2C
  • RTC
  • Watchdog
  • PWM
Silicon Labs EFR32MG24 Series Wireless Modules
Part Number RF-BM-MG24B1 RF-BM-MG24B2
Photo RF-BM-MG24B1 RF-BM-MG24B2
IC EFR32MG24A410F1536IM48-B EFR32MG24A410F1536IM48-B
Core 76.8 MHz ARM® Cortex®-M33 76.8 MHz ARM® Cortex®-M33
Antenna PCB PCB
RAM 256 KB 256 KB
Flash 1536 KB 1536 KB
Protocols Matter, OpenThread, ZigBee, BLE5.3, Proprietary Matter, OpenThread, ZigBee, BLE5.3, Proprietary
Power Supply 2.2 V ~ 3.8 V, recommend to 3.3 V 2.2 V ~ 3.8 V, recommend to 3.3 V
Frequency 2.4 GHz 2.4 GHz
Max. TX Power +10 dBm +19.5 dBm
Receiving Sensitivity -105.7 dBm (125 kbps GFSK) -97.6 dBm (1 Mbit/s GFSK) -94.8 dBm (2 Mbit/s GFSK) -105.7 dBm (125 kbps GFSK) -97.6 dBm (1 Mbit/s GFSK) -94.8 dBm (2 Mbit/s GFSK)
GPIO 30 30
Working Temperature -40 ℃ ~ +85 ℃ -40 ℃ ~ +85 ℃
Storage Temperature -40 ℃ ~ +125 ℃ -40 ℃ ~ +125 ℃
Transmission Range 240 m @ 1M PHY 470 m @ LE CODE 800 m @ 802.15.4 370 m @ 1M PHY 610 m @ LE CODE 1000 m @ 802.15.4
Dimension (mm) 23.35 x 17.0 x 2.2 23.35 x 17.0 x 2.2
Package 1.27-mm pitch half-hole 1.27-mm pitch half-hole
OTA
Bluetooth Mesh
Long Range
2Mbps PHY
AoA/AoD
UART Protocol N/A N/A
Functions Support Matter, Rich resources Support Matter, Rich resources, High TX power
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