Specification	EFR32FG23A021F512GM40-B

Current - Receiving (Max)	9.5 mA
Current - Receiving (Min)	3.7 mA
Current - Transmitting (Max)	90.6 mA
Current - Transmitting (Min)	8.2 mA
Data Rate (Max)	2 MBaud
Frequency Range 1 (Max)	727 MHz
Frequency Range 1 (Min)	110 MHz
Frequency Range 2 (Max)	970 MHz
Frequency Range 2 (Min)	742 MHz
GPIO Count	22
Memory Size (Flash)	512 kB
Memory Size (RAM)	64 kB
Memory Size (SRAM)	64 kB
Memory Type	RAM, Flash
Modulation	OQPSK, GFSK, 4FSK, OOK, GMSK, DSSS, 2FSK
Mounting Type	Surface Mount
Operating Temperature (Max)	85 °C
Operating Temperature (Min)	-40 °C
Package / Case	40-VFQFN Exposed Pad
Package Length	5 mm
Package Name	40-QFN
Package Width	5 mm
Power - Output	20 dBm
Protocol	Flex Gecko
RF Family/Standard	General ISM < 1GHz
Sensitivity	-125.8 dBm
Serial Interfaces	SPI, I2C, I2S, UART
Type	TxRx + MCU
Voltage - Supply (Maximum)	3.8 V
Voltage - Supply (Minimum)	1.71 V

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