Specification	EFR32FG12P431F1024GM48-B

Current - Receiving (Max)	10.8 mA
Current - Receiving (Min)	8 mA
Current - Transmitting (Max)	126.7 mA
Current - Transmitting (Min)	8.2 mA
Data Rate (Max)	2 MBaud
Frequency	169MHz, 868MHz, 915MHz, 315MHz, 433MHz, 490MHz
Frequency	315 MHz, 915 MHz, 490 MHz, 433 MHz, 868 MHz, 169 MHz
GPIO Count	31
Memory Size (Flash)	1024 kB
Memory Size (SRAM)	256 kB
Memory Type	Flash, RAM
Modulation	DSSS, MSK, ASK, 2FSK, 4FSK, BPSK, OOK, DBPSK, GMSK, OQPSK
Mounting Type	Surface Mount
Operating Temperature (Max)	85 °C
Operating Temperature (Min)	-40 °C
Package / Case	48-VFQFN Exposed Pad
Package Length	7 mm
Package Name	48-QFN
Package Width	7 mm
Power - Output	20 dBm
Sensitivity	-102 dBm
Serial Interfaces	SPI, I2C, I2S, UART
Type	TxRx + MCU
Voltage - Supply (Maximum)	3.8 V
Voltage - Supply (Minimum)	1.8 V

EFR32FG12P431 Series

Part	Type	Operating Temperature (Min)	Operating Temperature (Max)	Package Length	Package Name	Package Width	Sensitivity	Frequency	Frequency	GPIO Count	Serial Interfaces	Power - Output	Current - Receiving (Max)	Current - Receiving (Min)	Modulation	Mounting Type	Current - Transmitting (Min)	Current - Transmitting (Max)	Package / Case	Voltage - Supply (Minimum)	Voltage - Supply (Maximum)	Memory Type	Memory Size (SRAM)	Memory Size (Flash)	Data Rate (Max)	Protocol	Memory Size (RAM)	Frequency Range 3 (Max)	Frequency Range 1 (Min)	Frequency Range 2 (Max)	Frequency Range 4 (Max)	Frequency Range 4 (Min)	Frequency Range 1 (Max)	Frequency Range 3 (Min)	Frequency Range 2 (Min)	Memory Size
SILICON LABS EFR32FG12P431F1024GM48-B	TxRx + MCU	-40 °C	85 °C	7 mm	48-QFN	7 mm	-102 dBm	169MHz 315MHz 433MHz 490MHz 868MHz 915MHz	169 MHz 315 MHz 433 MHz 490 MHz 868 MHz 915 MHz	31	I2C I2S SPI UART	20 dBm	10.8 mA	8 mA	2FSK 4FSK ASK BPSK DBPSK DSSS GMSK MSK OOK OQPSK	Surface Mount	8.2 mA	126.7 mA	48-VFQFN Exposed Pad	1.8 V	3.8 V	Flash RAM	256 kB	1024 kB	2 MBaud
SILICON LABS EFR32FG12P431F512GM68-C	TxRx + MCU	-40 °C	85 °C	8 mm	68-QFN	8 mm	-126.2 dBm			46	I2C I2S IrDA SPI UART	20 dBm	13 mA	8.4 mA	2FSK 2GFSK 4FSK 4GFSK ASK BPSK DBPSK DSSS GFSK GMSK MSK OOK OQPSK	Surface Mount	20.3 mA	134.3 mA	68-VFQFN Exposed Pad	1.8 V	3.8 V	Flash RAM	128 kB	512 kB	38.4 kbps	Flex Gecko	128 kB	574 MHz	110 MHz	358 MHz	956 MHz	779 MHz	191 MHz	390 MHz	1.95 MHz
SILICON LABS EFR32FG12P431F1024GM48-C	TxRx + MCU	-40 °C	85 °C	7 mm	48-QFN	7 mm	-121 dBm			31	I2C I2S SPI UART	20 dBm			2FSK 2GFSK 4FSK 4GFSK ASK BPSK DBPSK DSSS GFSK GMSK MSK OOK OQPSK	Surface Mount			48-VFQFN Exposed Pad	1.8 V	3.8 V	Flash RAM		1 MB												256 kB
SILICON LABS EFR32FG12P431F1024GM48-CR	TxRx + MCU	-40 °C	85 °C	7 mm	48-QFN	7 mm	-121 dBm			31	I2C I2S SPI UART	20 dBm			2FSK 2GFSK 4FSK 4GFSK ASK BPSK DBPSK DSSS GFSK GMSK MSK OOK OQPSK	Surface Mount			48-VFQFN Exposed Pad	1.8 V	3.8 V	Flash RAM		1 MB												256 kB
SILICON LABS EFR32FG12P431F1024GL125-B	TxRx + MCU	-40 °C	85 °C	7 mm	125-BGA	7 mm	-102 dBm	169MHz 315MHz 433MHz 490MHz 868MHz 915MHz	169 MHz 315 MHz 433 MHz 490 MHz 868 MHz 915 MHz	65	I2C I2S SPI UART	20 dBm	10.8 mA	8 mA	2FSK 4FSK ASK BPSK DBPSK DSSS GMSK MSK OOK OQPSK	Surface Mount	8.2 mA	126.7 mA	125-VFBGA	1.8 V	3.8 V	Flash RAM	256 kB	1024 kB	2 MBaud
SILICON LABS EFR32FG12P431F512GM68-CR	TxRx + MCU	-40 °C	85 °C	8 mm	68-QFN	8 mm	-126.2 dBm			46	I2C I2S IrDA SPI UART	20 dBm	13 mA	8.4 mA	2FSK 2GFSK 4FSK 4GFSK ASK BPSK DBPSK DSSS GFSK GMSK MSK OOK OQPSK	Surface Mount	20.3 mA	134.3 mA	68-VFQFN Exposed Pad	1.8 V	3.8 V	Flash RAM	128 kB	512 kB	38.4 kbps	Flex Gecko	128 kB	574 MHz	110 MHz	358 MHz	956 MHz	779 MHz	191 MHz	390 MHz	1.95 MHz

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EFR32FG12P431F1024GM48-B | Datasheet

A-00000388 Security Advisory

A-00000447 Security Advisory