EFR32MG12 Series 1 Mesh Networking Wireless SoCs for Zigbee and Thread

EFR32MG12 SoCs provide the best radio performance for reliable communications and are ideal for designing energy-friendly wireless connected IoT devices. EFR32MG12 device support Zigbee, Thread, Bluetooth mesh, multiband and multiprotocol wireless connectivity and include Bluetooth low energy and 2.4 GHz and sub-GHz proprietary protocol support. The single-die solution provides industry-leading energy efficiency, ultra-fast wakeup times, a scalable power amplifier and no-compromise microcontroller (MCU) features. EFR32MG12 devices are well suited for battery-operated applications and other systems requiring high performance and low energy consumption.

Ideal for multiband, multiprotocol devices
GPIO
Supports up to 65

You can start developing Matter (formerly project CHIP) solutions using the EFR32MG12 Series 1 SoCs

EFR32MG12 Common Specs

Zigbee and Thread Radio

  • 2.4 GHz IEEE 802.15.4
  • 250 kbps O-QPSK DSSS
  • Excellent Receive Sensitivity:
    • -102.7 dBm @250 kbps O-QPSK DSSS
  • Programmable Output Power: +19 dBm
  • Active Mode RX: 11 mA
  • Active Mode TX: 8.5 mA @0 dBm
  • Antenna Diversity

Proprietary 2.4 GHz and Sub-GHz Radio

  • Ideal for proprietary protocols, wireless M-BUS and Low Power Wide Area Network applications
  • Supported Modulations: 2/4 (G)FSK, OQPSK, OOK, DBPSK
  • Optional DSSS modulation technique and FEC channel coding
  • Excellent Receive Sensitivity:
    • -126.2 dBm @600 bps, GFSK, 915 MHz
    • -120.6 dBm @2.4 kbps, GFSK, 868 MHz
    • -107.4 dBm @4.8 kbps, OOK, 433 MHz
    • -112.2 dBm @38.4 kbps, GFSK, 169 MHz
  • Programmable Output Power:
    • +20 dBm  (Sub-GHz)
    • +19 dBm (2.4 GHz)
  • Active Mode RX:
    • 8.6 mA @38.4 kbps, 2GFSK, 868 MHz
  • Active Mode TX:
    • 20.3 mA @10 dBm, 433 MHz
    • 35.3 mA @14 dBm, 868 MHz
  • Antenna Diversity

Bluetooth® Low Energy Radio

  • Compatible with Bluetooth 5.1 specification
  • Excellent Receive Sensitivity:
    • -94.8 dBm sensitivity @ 1 Mbit/s GFSK
  • Programmable Output Power: +19 dBm
  • Active Mode RX: 10 mA
  • Active Mode TX: 8.5 mA @ 0 dBm

Rich Analog and Digital Peripherals

  • AES-256/128 Hardware Crypto Accelerator with ECC, SHA-1, SHA-2
  • ADC (12-bit, 1 Msps)
  • Current DAC (4-bit, Current Source or Sink)
  • 2 X Voltage DAC
  • 3 X Operational Amplifier
  • Low-Energy Sensor Interface
  • Multi-channel Capacitive Sense Interface
  • 2 X Analog Comparator
  • Low Energy UART
  • 4 X USART (UART, SPI, IrDA, I²S)
  • 2 X I²C (Address recognition down to EM3)
  • Timers: RTCC, LE Timer & Pulse Counter
  • Timer/Counter: 2 x 16-bit and 2 x 32-bit
  • 12-channel Peripheral Reflex System
  • Up to 65 GPIO
  • PTA (Packet Traffic Arbitration) for Wi-Fi Coexistence

Energy Efficient Low Power Modes

  • Energy Mode 2 (Deep Sleep) Current: 1.5 µA
  • Ultra-fast wake up: 3 µS from EM3
  • Wide Supply Voltage range of 1.8 to 3.8 V

Powerful MCU & Memory Options

  • ARM® Cortex®-M4 + Floating Point Unit
  • Up to 40 MHz Clock Speed
  • Low Active Mode Current: 70 µA/MHz
  • Up to 1024 kB of Programmable Flash
  • Up to 256 kB RAM

Package Options

  • BGA125 (7 mm x 7 mm)
  • QFN68 (8 mm x 8 mm)
  • QFN48 (7 mm x 7 mm)
Status
Find the Right EFR32MG12 Device Select Columns
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Part Number MCU Core Frequency (MHz) Flash RAM Output Power Range (dBm) Cryptography Dig I/O Pins RX Current (mA) Wireless Standards Multiprotocol Multiprotocol Zigbee BLE Receive Sensitivity Temperature Range ºC Package Type Package Size (mm) DAC SPI I²C I²S USB UART USART LEUART Timers (16-bit)
ARM Cortex-M4 40 1024 128 -30 10 AES-128 AES-256 ECC SHA-1 SHA-2 65 10.8 Thread Zigbee Bluetooth Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 85 BGA125 7x7 VDAC 4 2 4 5 4 1 9
ARM Cortex-M4 40 1024 128 -30 10 AES-128 AES-256 ECC SHA-1 SHA-2 31 10.8 Thread Zigbee Bluetooth Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 85 QFN48 7x7 VDAC 4 2 4 5 4 1 9
ARM Cortex-M4 40 1024 128 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 46 8.4 Thread Sub-GHz -120.6 dBm (2.4 kbps 2 GFSK 868 MHz) -40 85 QFN68 8x8 VDAC 4 2 2 5 4 1 9
ARM Cortex-M4 40 1024 128 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 65 10.8 Thread Zigbee Bluetooth Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 85 BGA125 7x7 VDAC 4 2 4 5 4 1 9
ARM Cortex-M4 40 1024 128 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 31 10.8 Thread Zigbee Bluetooth Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 85 QFN48 7x7 VDAC 4 2 2 0 4 1 9
ARM Cortex-M4 40 1024 128 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 46 10.8 Thread Zigbee Bluetooth Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 85 QFN68 8x8 VDAC 4 2 2 5 4 1 9
ARM Cortex-M4 40 1024 256 -30 10 AES-128 AES-256 ECC SHA-1 SHA-2 65 10.8 Thread Zigbee Bluetooth Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 85 BGA125 7x7 VDAC 4 2 4 5 4 1 9
ARM Cortex-M4 40 1024 256 -30 10 AES-128 AES-256 ECC SHA-1 SHA-2 31 10.8 Thread Zigbee Bluetooth Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 85 QFN48 7x7 VDAC 4 2 4 5 4 1 9
ARM Cortex-M4 40 1024 256 -30 10 AES-128 AES-256 ECC SHA-1 SHA-2 31 10.8 Thread Zigbee Bluetooth Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 125 QFN48 7x7 VDAC 4 0 2 0 4 1 9
ARM Cortex-M4 40 1024 256 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 46 8.4 Thread Sub-GHz -120.6 dBm (2.4 kbps 2 GFSK 868 MHz) -40 85 QFN68 8x8 VDAC 4 2 2 5 4 1 9
ARM Cortex-M4 40 1024 256 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 65 10.8 Thread Zigbee Bluetooth Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 85 BGA125 7x7 VDAC 4 2 4 5 4 1 9
ARM Cortex-M4 40 1024 256 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 46 10.8 Thread Zigbee Bluetooth Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 85 QFN68 8x8 VDAC 4 2 2 5 4 1 9
ARM Cortex-M4 40 1024 256 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 31 10.8 Thread Zigbee Bluetooth Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 125 QFN48 7x7 VDAC 4 2 2 0 4 1 9
ARM Cortex-M4 40 1024 256 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 65 10.8 Thread Zigbee Bluetooth Sub-GHz Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 85 BGA125 7x7 VDAC 4 2 4 5 4 1 9
ARM Cortex-M4 40 1024 256 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 31 10.8 Thread Zigbee Bluetooth Sub-GHz Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 85 QFN48 7x7 VDAC 4 2 4 5 4 1 9
ARM Cortex-M4 40 1024 256 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 46 10.8 Thread Zigbee Bluetooth Sub-GHz Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 85 QFN68 8x8 VDAC 4 2 2 5 4 1 9
ARM Cortex-M4 40 1024 256 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 65 10.8 Thread Zigbee Bluetooth Sub-GHz Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 125 BGA125 7x7 VDAC 4 2 2 0 4 1 9
ARM Cortex-M4 40 1024 256 -30 19 AES-128 AES-256 ECC SHA-1 SHA-2 31 10.8 Thread Zigbee Bluetooth Sub-GHz Switched Programmable -102.7 (250 kbps O-QPSK DSSS) -40 125 QFN48 7x7 VDAC 4 2 2 0 4 1 9

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