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

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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