EFR32BG21B010 Series

Catalog

IC RF TXRX+MCU BLE 32QFN

Part	Serial Interfaces	Current - Receiving (Max)	Current - Receiving (Min)	Frequency (Max)	Frequency (Min)	Sensitivity	Voltage - Supply (Maximum)	Voltage - Supply (Minimum)	Package Length	Package Name	Package Width	Memory Size (SRAM)	Memory Type	Memory Size (RAM)	Memory Size (Flash)	Power - Output	Type	Modulation	Data Rate (Max)	Current - Transmitting (Max)	Current - Transmitting (Min)	Package / Case	Operating Temperature (Max)	Operating Temperature (Min)	Mounting Type	Protocol	RF Family/Standard	GPIO Count
SILICON LABS EFR32BG21B010F1024IM32-B	I2C I2S IrDA SPI UART USART	9.8 mA	8.8 mA	2.4835 GHz	2.4 GHz	-104.9 dBm	3.8 V	1.71 V	4 mm	32-QFN	4 mm	96 kB	Flash RAM SRAM	96 kB	1 MB	10 dBm	TxRx + MCU	GFSK	2 MBaud	185 mA	9.3 mA	32-VFQFN Exposed Pad	125 °C	-40 °C	Surface Mount	Bluetooth v5.1	Bluetooth	20
SILICON LABS EFR32BG21B010F768IM32-B	I2C I2S IrDA SPI UART USART	9.8 mA	8.8 mA	2.4835 GHz	2.4 GHz	-104.9 dBm	3.8 V	1.71 V	4 mm	32-QFN	4 mm		Flash RAM		768 kB	10 dBm	TxRx + MCU	GFSK	2 MBaud	185 mA	9.3 mA	32-VFQFN Exposed Pad	125 °C	-40 °C	Surface Mount	Bluetooth v5.1	Bluetooth	20
SILICON LABS EFR32BG21B010F768IM32-BR	I2C I2S IrDA SPI UART USART	9.8 mA	8.8 mA	2.4835 GHz	2.4 GHz	-104.9 dBm	3.8 V	1.71 V	4 mm	32-QFN	4 mm		Flash RAM		768 kB	10 dBm	TxRx + MCU	GFSK	2 MBaud	185 mA	9.3 mA	32-VFQFN Exposed Pad	125 °C	-40 °C	Surface Mount	Bluetooth v5.1	Bluetooth	20
SILICON LABS EFR32BG21B010F512IM32-B	I2C I2S IrDA SPI UART USART	9.8 mA	8.8 mA	2.4835 GHz	2.4 GHz	-104.9 dBm	3.8 V	1.71 V	4 mm	32-QFN	4 mm	64 kB	Flash RAM	64 kB	512 kB	10 dBm	TxRx + MCU	GFSK	2 MBaud	185 mA	9.3 mA	32-VFQFN Exposed Pad	125 °C	-40 °C	Surface Mount	Bluetooth v5.1	Bluetooth	20
SILICON LABS EFR32BG21B010F512IM32-BR	I2C I2S IrDA SPI UART USART	9.8 mA	8.8 mA	2.4835 GHz	2.4 GHz	-104.9 dBm	3.8 V	1.71 V	4 mm	32-QFN	4 mm	64 kB	Flash RAM	64 kB	512 kB	10 dBm	TxRx + MCU	GFSK	2 MBaud	185 mA	9.3 mA	32-VFQFN Exposed Pad	125 °C	-40 °C	Surface Mount	Bluetooth v5.1	Bluetooth	20