EFR32MG21B020 Series

Catalog

IC RF TXRX+MCU 802.15.4 32QFN

Part	Sensitivity	RF Family/Standard	Current - Transmitting [Max]	Current - Transmitting [Min]	Modulation	Supplier Device Package	Serial Interfaces	Operating Temperature [Min]	Operating Temperature [Max]	Protocol	Power - Output	GPIO	Voltage - Supply [Min]	Voltage - Supply [Max]	Frequency [Min]	Frequency [Max]	Package / Case	Data Rate (Max)	Current - Receiving [Max]	Current - Receiving [Min]	Type	Mounting Type	Memory Size [custom]	Memory Size [custom]	Memory Size
Silicon Labs EFR32MG21B020F512IM32-B	-104.9 dBm	802.15.4 Bluetooth	185 mA	9.3 mA	DSSS GFSK O-QPSK	32-QFN (4x4)	I2C I2S IrDA SPI UART USART	-40 °C	125 °C	Bluetooth v5.1 Thread Zigbee®	20 dBm	20	1.71 V	3.8 V	2.4 GHz	2.4835 GHz	32-VFQFN Exposed Pad	2 Mbps	9.8 mA	8.8 mA	TxRx + MCU	Surface Mount
Silicon Labs EFR32MG21B020F768IM32-B	-104.9 dBm	802.15.4 Bluetooth	185 mA	9.3 mA	DSSS GFSK O-QPSK	32-QFN (4x4)	I2C I2S IrDA SPI UART USART	-40 °C	125 °C	Bluetooth v5.1 Thread Zigbee®	20 dBm	20	1.71 V	3.8 V	2.4 GHz	2.4835 GHz	32-VFQFN Exposed Pad	2 Mbps	9.8 mA	8.8 mA	TxRx + MCU	Surface Mount	64 kB	768 kB
Silicon Labs EFR32MG21B020F1024IM32-B	-104.9 dBm	802.15.4 Bluetooth	185 mA	9.3 mA	DSSS GFSK O-QPSK	32-QFN (4x4)	I2C I2S IrDA SPI UART USART	-40 °C	125 °C	Bluetooth v5.1 Thread Zigbee®	20 dBm	20	1.71 V	3.8 V	2.4 GHz	2.4835 GHz	32-VFQFN Exposed Pad	2 Mbps	9.8 mA	8.8 mA	TxRx + MCU	Surface Mount			1 MB 96 kB
Silicon Labs EFR32MG21B020F512IM32-BR	-104.9 dBm	802.15.4 Bluetooth	185 mA	9.3 mA	DSSS GFSK O-QPSK	32-QFN (4x4)	I2C I2S IrDA SPI UART USART	-40 °C	125 °C	Bluetooth v5.1 Thread Zigbee®	20 dBm	20	1.71 V	3.8 V	2.4 GHz	2.4835 GHz	32-VFQFN Exposed Pad	2 Mbps	9.8 mA	8.8 mA	TxRx + MCU	Surface Mount
Silicon Labs EFR32MG21B020F1024IM32-BR	-104.9 dBm	802.15.4 Bluetooth	185 mA	9.3 mA	DSSS GFSK O-QPSK	32-QFN (4x4)	I2C I2S IrDA SPI UART USART	-40 °C	125 °C	Bluetooth v5.1 Thread Zigbee®	20 dBm	20	1.71 V	3.8 V	2.4 GHz	2.4835 GHz	32-VFQFN Exposed Pad	2 Mbps	9.8 mA	8.8 mA	TxRx + MCU	Surface Mount			1 MB 96 kB