EFR32MG12 Thread and Zigbee SoCs (Series 1)

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.

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)

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