Specification	EFR32FG12P231F512GM68-CR

Current - Receiving [Max]	13 mA
Current - Receiving [Min]	8.4 mA
Current - Transmitting [Max]	134.3 mA
Current - Transmitting [Min]	20.3 mA
Data Rate (Max) [Max]	38.4 kbps
Frequency [Max]	956 MHz, 574 MHz, 358 MHz, 191 MHz
Frequency [Min]	390 MHz, 1.95 MHz, 779 MHz, 110 MHz
GPIO	46
Memory Size	512 kB, 64 kB
Modulation	2FSK, BPSK, DBPSK, 2GFSK, OOK, MSK, ASK, 4FSK, 4GFSK, DSSS, GMSK, OQPSK, GFSK
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 C
Package / Case	68-VFQFN Exposed Pad
Power - Output	20 dBm
Protocol	Flex Gecko
Sensitivity	-126.2 dBm
Serial Interfaces	I2S, UART, SPI, I2C, IrDA
Supplier Device Package	68-QFN (8x8)
Type	TxRx + MCU
Voltage - Supply [Max]	3.8 V
Voltage - Supply [Min]	1.8 V

EFR32FG12P231 Series

Part	Current - Receiving [Min]	Current - Receiving [Max]	Current - Transmitting [Max] [x]	Current - Transmitting [Min] [x]	Frequency	Serial Interfaces	Data Rate (Max) [Max]	Mounting Type	Memory Size	Voltage - Supply [Min]	Voltage - Supply [Max]	Operating Temperature [Max]	Operating Temperature [Min]	GPIO	Power - Output	Supplier Device Package	Modulation	Package / Case	Sensitivity	Type	Protocol	Current - Transmitting [Max]	Current - Transmitting [Min]	Frequency [Min]	Frequency [Max]
SILICON LABS EFR32FG12P231F1024GL125-B	8 mA	10.8 mA	126.7 mA	8.2 mA	169 MHz 315 MHz 433 MHz 490 MHz 868 MHz 915 MHz	I2C I2S SPI UART	2 Mbps	Surface Mount	1 MB 128 kB	1.8 V	3.8 V	85 °C	-40 C	65	20 dBm	125-BGA (7x7)	2FSK 4FSK ASK BPSK DBPSK DSSS GMSK MSK OOK OQPSK	125-VFBGA	-102 dBm	TxRx + MCU
SILICON LABS EFR32FG12P231F1024GL125-BR	8 mA	10.8 mA	126.7 mA	8.2 mA	169 MHz 315 MHz 433 MHz 490 MHz 868 MHz 915 MHz	I2C I2S SPI UART	2 Mbps	Surface Mount	1 MB 128 kB	1.8 V	3.8 V	85 °C	-40 C	65	20 dBm	125-BGA (7x7)	2FSK 4FSK ASK BPSK DBPSK DSSS GMSK MSK OOK OQPSK	125-VFBGA	-102 dBm	TxRx + MCU
SILICON LABS EFR32FG12P231F1024GL125-C						I2C I2S SPI UART		Surface Mount	1 MB 128 kB	1.8 V	3.8 V	85 °C	-40 C	65	20 dBm	125-BGA (7x7)	2FSK 2GFSK 4FSK 4GFSK ASK BPSK DBPSK DSSS GFSK GMSK MSK OOK OQPSK	125-VFBGA	-121 dBm	TxRx + MCU
SILICON LABS EFR32FG12P231F1024GM48-B	8 mA	10.8 mA	126.7 mA	8.2 mA	169 MHz 315 MHz 433 MHz 490 MHz 868 MHz 915 MHz	I2C I2S SPI UART	2 Mbps	Surface Mount	1 MB 128 kB	1.8 V	3.8 V	85 °C	-40 C	31	20 dBm	48-QFN (7x7)	2FSK 4FSK ASK BPSK DBPSK DSSS GMSK MSK OOK OQPSK	48-VFQFN Exposed Pad	-102 dBm	TxRx + MCU
SILICON LABS EFR32FG12P231F1024GM48-CR						I2C I2S SPI UART		Surface Mount	1 MB 128 kB	1.8 V	3.8 V	85 °C	-40 C	31	20 dBm	48-QFN (7x7)	2FSK 2GFSK 4FSK 4GFSK ASK BPSK DBPSK DSSS GFSK GMSK MSK OOK OQPSK	48-VFQFN Exposed Pad	-121 dBm	TxRx + MCU
SILICON LABS EFR32FG12P231F1024GL125-CR						I2C I2S SPI UART		Surface Mount	1 MB 128 kB	1.8 V	3.8 V	85 °C	-40 C	65	20 dBm	125-BGA (7x7)	2FSK 2GFSK 4FSK 4GFSK ASK BPSK DBPSK DSSS GFSK GMSK MSK OOK OQPSK	125-VFBGA	-121 dBm	TxRx + MCU
SILICON LABS EFR32FG12P231F512GM68-CR	8.4 mA	13 mA				I2C I2S IrDA SPI UART	38.4 kbps	Surface Mount	64 kB 512 kB	1.8 V	3.8 V	85 °C	-40 C	46	20 dBm	68-QFN (8x8)	2FSK 2GFSK 4FSK 4GFSK ASK BPSK DBPSK DSSS GFSK GMSK MSK OOK OQPSK	68-VFQFN Exposed Pad	-126.2 dBm	TxRx + MCU	Flex Gecko	134.3 mA	20.3 mA	1.95 MHz 110 MHz 390 MHz 779 MHz	191 MHz 358 MHz 574 MHz 956 MHz

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	N/A	0	$ 7.46
	Tape & Reel (TR)	2500	$ 7.46

Description

General part information

EFR32FG12P231 Series

IC RF TxRx + MCU Flex Gecko 110MHz ~ 191MHz, 1.95MHz ~ 358MHz, 390MHz ~ 574MHz, 779MHz ~ 956MHz 68-VFQFN Exposed Pad

EFR32FG12P231F512GM68-CR

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EFR32FG12P231F512GM68-CR

Deep-Dive with AI

Technical Specifications

EFR32FG12P231 Series

Pricing

Description

EFR32FG12P231 Series

Documents

A-00000447 Security Advisory

A-00000388 Security Advisory

Datasheet

EFR32FG12P231 Series