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)
- +20 dBm (Sub-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)
Find the Right EFR32MG12 Device
Select Columns
| 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 | 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 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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Wi-SUN Wireless Starter Kit
A Wi-SUN Wireless Starter Kit (SLWSTK6007A) with 868-915 MHz Radio Boards (BRD4170A) is an excellent starting point to get familiar with the EFR32 FG12 and MG12 Wireless System-on-Chip solutions. It provides all necessary tools for developing Wi-SUN wireless applications.
Wi-SUN Wireless Starter Kit
A Wi-SUN Wireless Starter Kit (SLWSTK6007A) with 868-915 MHz Radio Boards (BRD4170A) is an excellent starting point to get familiar with the EFR32 FG12 and MG12 Wireless System-on-Chip solutions. It provides all necessary tools for developing Wi-SUN wireless applications.