EFR32FG23 Common Specs
Low Power Wireless System-on-Chip
- High Performance 32-bit 78 MHz ARM Cortex®-M33 with DSP instruction and floating-point unit for efficient signal processing
- Up to 512 kB flash program memory
- Up to 64 kB RAM data memory
- Sub-GHz radio operation
- TX power up to +20 dBm
Wide selection of MCU peripherals
- Analog to Digital Converter (ADC)
- 12-bit @ 1 Msps
- 16-bit @ 76.9 ksps
- 2 × Analog Comparator (ACMP)
- 2 × Digital to Analog Converter (VDAC)
- Low-Energy Sensor Interface (LESENSE)
- Up to 31 General Purpose I/O pins with output state retention and asynchronous interrupts
- 8 Channel DMA Controller
- 12 Channel Peripheral Reflex System (PRS)
- 4 × 16-bit Timer/Counter with 3 Compare/Capture/PWM channels
- 1 × 32-bit Timer/Counter with 3 Compare/Capture/PWM channels
- 32-bit Real Time Counter
- 24-bit Low Energy Timer for waveform generation
- 16-bit Pulse Counter with asynchronous operation (PCNT)
- 2 × Watchdog Timer
- 3 × Enhanced Universal Synchronous/Asynchronous Receiver/Transmitter (EUSART)
- 1 × Universal Synchronous/Asynchronous Receiver/Transmitter (UART/SPI/SmartCard (ISO 7816)/IrDA/I2S)
- 2 × I2C interface with SMBus support
- Integrated Low-Energy LCD Controller supporting up to 80 segments
- Keypad scanner supporting up to 6x8 matrix (KEYSCAN)
- Die temperature sensor with +TBD/-TBD °C accuracy across temperature range
Low Energy Consumption
- 4.2 mA RX current at 920 MHz (400 kbps 4-FSK)
- 3.8 mA RX current at 915 MHz (4.8 kbps O-QPSK)
- 5.1 mA RX current at 915 MHz (2 Mbps GFSK)
- 3.7 mA RX current at 868 MHz (2.4 kbps GFSK)
- 3.7 mA RX current at 868 MHz (38.4 kbps FSK)
- 4.0 mA RX current at 433 MHz (100 kbps 2GFSK)
- 25.0 mA TX current @ 14 dBm output power at 915 MHz (14 dBm part numbers)
- 85.5 mA TX current @ 20 dBm output power at 915 MHz (20 dBm part numbers)
- 26 μA/MHz in Active Mode (EM0) at 39.0 MHz
- 1.5 μA EM2 DeepSleep current (64 kB RAM retention and RTC running from LFXO)
- 1.2 μA EM2 DeepSleep current (16 kB RAM retention and RTC running from LFRCO)
Supported Modulation Format
- 2/4 (G)FSK with fully configurable shaping
- OQPSK DSSS
- (G)MSK
- OOK
Protocol Support
- Proprietary
- CONNECT
- Wi-SUN
- Sidewalk
- WM-BUS
AEC-Q100 Grade 1
High Receiver Performance
- -98.6 dBm sensitivity @ 400 kbps 920 MHz 4-GFSK
- -125.8 dBm sensitivity @ 4.8 kbps 915 MHz O-QPSK
- -96.9 dBm sensitivity @ 2 Mbps 915 MHz GFSK
- -125.3 dBm sensitivity @ 2.4 kbps 868 MHz GFSK
- -111.8 dBm sensitivity @ 38.4 kbps 868 MHz FSK
- -110.7 dBm sensitivity @ 100 kbps 433 MHz 2GFSK
Wide Operating Range
- 1.71 V to 3.8 V single power supply
- -40 °C to +125 °C
Packages
- QFN40 5 mm × 5 mm × 0.85 mm
- (AEC-Q100 Certified options available)
- QFN48 6 mm × 6 mm × 0.85 mm
- (AEC-Q100 Certified options available)
Find the Right EFR32FG23 Device
Select Columns
| Part Number | Pricing | Integrated MCU | MCU Core | Flash | RAM | AEC-Q100 Grade 1 | Communications | Output Power (dBm) | RX Current (mA) | Peak RX Sensitivity | Proprietary 2.4 GHz | Proprietary Sub-GHz | Multiprotocol | Security | GPIO | DAC | Cap Sense | Temp Sensor | Timers (16-bit) | RTC | Comparators | Temperature Range ºC | Package Type | Package Size (mm) | Debug Interface | Max Output Power (dBm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1K @ US$2.36 | ARM Cortex-M33 | 256 | 32 | 2 x I²C 1 x I²S 4 x SPI | -22 14 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 23 | VDAC | 4 | 2 | -40 85 | QFN40 | 5x5 | JTAG, SW, ETM | 14 | |||||||||
| 1K @ US$2.45 | ARM Cortex-M33 | 256 | 32 | 2 x I²C 1 x I²S 4 x SPI | -22 14 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 31 | VDAC | 4 | 2 | -40 85 | QFN48 | 6x6 | JTAG, SW, ETM | 14 | |||||||||
| 1K @ US$2.91 | ARM Cortex-M33 | 512 | 64 | 2 x I²C 1 x I²S 4 x SPI | -22 14 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 23 | VDAC | 4 | 2 | -40 85 | QFN40 | 5x5 | JTAG, SW, ETM | 14 | |||||||||
| 1K @ US$3.0 | ARM Cortex-M33 | 512 | 64 | 2 x I²C 1 x I²S 4 x SPI | -22 14 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 31 | VDAC | 4 | 2 | -40 85 | QFN48 | 6x6 | JTAG, SW, ETM | 14 | |||||||||
| 1K @ US$3.0 | ARM Cortex-M33 | 512 | 64 | 2 x I²C 1 x I²S 4 x SPI | -22 14 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 22 | VDAC | 4 | 2 | -40 85 | QFN40 | 5x5 | JTAG, SW, ETM | 14 | |||||||||
| 1K @ US$2.61 | ARM Cortex-M33 | 256 | 32 | 2 x I²C 1 x I²S 4 x SPI | -20 20 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 23 | VDAC | 4 | 2 | -40 85 | QFN40 | 5x5 | JTAG, SW, ETM | 20 | |||||||||
| 1K @ US$2.73 | ARM Cortex-M33 | 256 | 32 | 2 x I²C 1 x I²S 4 x SPI | -20 20 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 31 | VDAC | 4 | 2 | -40 85 | QFN48 | 6x6 | JTAG, SW, ETM | 20 | |||||||||
| 1K @ US$3.16 | ARM Cortex-M33 | 512 | 64 | 2 x I²C 1 x I²S 4 x SPI | -20 20 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 23 | VDAC | 4 | 2 | -40 85 | QFN40 | 5x5 | JTAG, SW, ETM | 20 | |||||||||
| 1K @ US$3.25 | ARM Cortex-M33 | 512 | 64 | 2 x I²C 1 x I²S 4 x SPI | -20 20 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 31 | VDAC | 4 | 2 | -40 85 | QFN48 | 6x6 | JTAG, SW, ETM | 20 | |||||||||
| 1K @ US$3.25 | ARM Cortex-M33 | 512 | 64 | 2 x I²C 1 x I²S 4 x SPI | -20 20 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 22 | VDAC | 4 | 2 | -40 85 | QFN40 | 5x5 | JTAG, SW, ETM | 20 | |||||||||
| 1K @ US$2.52 | ARM Cortex-M33 | 128 | 32 | 2 x I²C 1 x I²S 4 x SPI | -22 14 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 23 | VDAC | 4 | 2 | -40 85 | QFN40 | 5x5 | JTAG, SW, ETM | 14 | |||||||||
| 1K @ US$3.23 | ARM Cortex-M33 | 512 | 64 | 2 x I²C 1 x I²S 4 x SPI | -22 14 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 23 | VDAC | 4 | 2 | -40 125 | QFN40 | 5x5 | JTAG, SW, ETM | 14 | |||||||||
| 1K @ US$3.32 | ARM Cortex-M33 | 512 | 64 | 2 x I²C 1 x I²S 4 x SPI | -22 14 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 31 | VDAC | 4 | 2 | -40 125 | QFN48 | 6x6 | JTAG, SW, ETM | 14 | |||||||||
| 1K @ US$2.77 | ARM Cortex-M33 | 128 | 32 | 2 x I²C 1 x I²S 4 x SPI | -20 20 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 23 | VDAC | 4 | 2 | -40 85 | QFN40 | 5x5 | JTAG, SW, ETM | 20 | |||||||||
| 1K @ US$3.48 | ARM Cortex-M33 | 512 | 64 | 2 x I²C 1 x I²S 4 x SPI | -20 20 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 23 | VDAC | 4 | 2 | -40 125 | QFN40 | 5x5 | JTAG, SW, ETM | 20 | |||||||||
| 1K @ US$3.59 | ARM Cortex-M33 | 512 | 64 | 2 x I²C 1 x I²S 4 x SPI | -20 20 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 31 | VDAC | 4 | 2 | -40 125 | QFN48 | 6x6 | JTAG, SW, ETM | 20 | |||||||||
| 1K @ US$3.56 | ARM Cortex-M33 | 512 | 64 | 2 x I²C 1 x I²S 4 x SPI | -20 20 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 22 | VDAC | 4 | 2 | -40 125 | QFN40 | 5x5 | JTAG, SW, ETM | 20 | |||||||||
| 1K @ US$3.67 | ARM Cortex-M33 | 512 | 64 | 2 x I²C 1 x I²S 4 x SPI | -20 20 | 3.7 | -125.8 (4.8 kbps OQPSK @ 915 MHz) | AES-128 AES-256 ECC SHA-1 SHA-2 | 30 | VDAC | 4 | 2 | -40 125 | QFN48 | 6x6 | JTAG, SW, ETM | 20 |
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EFR32xG23 Pro Kit +14 dBm
The EFR32xG23 (xG23) Pro Kit is designed to support the development of Wireless IoT devices based on Sub-GHz wireless protocols for Proprietary, Connect, Sidewalk and WM-BUS.
EFR32xG23 Pro Kit +14 dBm
The EFR32xG23 (xG23) Pro Kit is designed to support the development of Wireless IoT devices based on Sub-GHz wireless protocols for Proprietary, Connect, Sidewalk and WM-BUS.
EFR32FG23 868-915 MHz +14 dBm Dev Kit
The EFR32FG23 development board is a compact, feature-packed development platform. It provides the fastest path to develop and prototype sub-GHz IoT products. The development platform includes support for the FG23’s onboard segment LCD controller as well as other key features including LESENSE and pulse counter.
EFR32FG23 868-915 MHz +14 dBm Dev Kit
The EFR32FG23 development board is a compact, feature-packed development platform. It provides the fastest path to develop and prototype sub-GHz IoT products. The development platform includes support for the FG23’s onboard segment LCD controller as well as other key features including LESENSE and pulse counter.
EFR32xG23 Pro Kit +20 dBm
The EFR32xG23 Pro Kit +20 dBm (xG23-PK6068A) includes a radio board that provides a complete reference design for the EFR32xG23 Wireless SoC, with the matching network for +20 dBm covering 868 to 915 MHz.
EFR32xG23 Pro Kit +20 dBm
The EFR32xG23 Pro Kit +20 dBm (xG23-PK6068A) includes a radio board that provides a complete reference design for the EFR32xG23 Wireless SoC, with the matching network for +20 dBm covering 868 to 915 MHz.
EFR32FG23 433 MHz +10 dBm Radio Board
The EFR32xG23 +10 dBm Radio Board is designed work with the WSTK main board (not included) to support the development of Wireless IoT devices based on Sub-GHz wireless protocols for Proprietary, Connect, Wi-SUN, Sidewalk, and WM-BUS.
EFR32FG23 433 MHz +10 dBm Radio Board
The EFR32xG23 +10 dBm Radio Board is designed work with the WSTK main board (not included) to support the development of Wireless IoT devices based on Sub-GHz wireless protocols for Proprietary, Connect, Wi-SUN, Sidewalk, and WM-BUS.
EFR32XG23 868-915 MHz +14 dBm Radio Board
The EFR32xG23 +14 dBm Radio Board is designed to work with the WSTK mainboard (not included) to support the development of Wireless IoT devices based on Sub-GHz wireless protocols. The kit includes a +14 dBm 868-915MHz radio board that provides a complete reference design for the EFR32xG23 Wireless SoC.
EFR32XG23 868-915 MHz +14 dBm Radio Board
The EFR32xG23 +14 dBm Radio Board is designed to work with the WSTK mainboard (not included) to support the development of Wireless IoT devices based on Sub-GHz wireless protocols. The kit includes a +14 dBm 868-915MHz radio board that provides a complete reference design for the EFR32xG23 Wireless SoC.
EFR32XG23 868-915 MHz +20 dBm Radio Board
The EFR32xG23 +20 dBm Radio Board is designed to work with the WSTK mainboard (not included) to support the development of Wireless IoT devices based on Sub-GHz wireless protocols. The kit includes a +20 dBm 868-915 MHz radio board that provides a complete reference design for the EFR32xG23 Wireless SoC.
EFR32XG23 868-915 MHz +20 dBm Radio Board
The EFR32xG23 +20 dBm Radio Board is designed to work with the WSTK mainboard (not included) to support the development of Wireless IoT devices based on Sub-GHz wireless protocols. The kit includes a +20 dBm 868-915 MHz radio board that provides a complete reference design for the EFR32xG23 Wireless SoC.