EFR32MG21B010F512IM32-B

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BT+ZIGBEE CHIP 2400MHZ TO 2483.5MHZ 32-PIN QFN EP TRAY

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DocumentsDatasheet A-00000447 Security Advisory

EFR32MG21B010F512IM32-B

Active

Silicon Labs

BT+ZIGBEE CHIP 2400MHZ TO 2483.5MHZ 32-PIN QFN EP TRAY

Deep-Dive with AI

DocumentsDatasheet A-00000447 Security Advisory

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	EFR32MG21B010F512IM32-B

Current - Receiving [Max]	9.8 mA
Current - Receiving [Min]	8.8 mA
Current - Transmitting [Max]	185 mA
Current - Transmitting [Min]	9.3 mA
Data Rate (Max)	2 Mbps
Frequency [Max]	2.4835 GHz
Frequency [Min]	2.4 GHz
GPIO	20
Modulation	O-QPSK, DSSS, GFSK
Mounting Type	Surface Mount
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 °C
Package / Case	32-VFQFN Exposed Pad
Power - Output	10 dBm
Protocol	Bluetooth v5.1, Thread, Zigbee®
RF Family/Standard	Bluetooth, 802.15.4
Sensitivity	-104.9 dBm
Serial Interfaces	I2C, UART, I2S, SPI, IrDA, USART
Supplier Device Package	32-QFN (4x4)
Type	TxRx + MCU
Voltage - Supply [Max]	3.8 V
Voltage - Supply [Min]	1.71 V

EFR32MG21B010 Series

Part	Power - Output	Supplier Device Package	Type	Voltage - Supply [Min]	Voltage - Supply [Max]	Sensitivity	Serial Interfaces	Modulation	Current - Receiving [Max]	Current - Receiving [Min]	Protocol	Frequency [Min]	Frequency [Max]	Mounting Type	GPIO	Data Rate (Max)	Operating Temperature [Min]	Operating Temperature [Max]	RF Family/Standard	Package / Case	Current - Transmitting [Max]	Current - Transmitting [Min]	Memory Size [custom]	Memory Size [custom]	Memory Size
Silicon Labs EFR32MG21B010F512IM32-B	10 dBm	32-QFN (4x4)	TxRx + MCU	1.71 V	3.8 V	-104.9 dBm	I2C I2S IrDA SPI UART USART	DSSS GFSK O-QPSK	9.8 mA	8.8 mA	Bluetooth v5.1 Thread Zigbee®	2.4 GHz	2.4835 GHz	Surface Mount	20	2 Mbps	-40 °C	125 °C	802.15.4 Bluetooth	32-VFQFN Exposed Pad	185 mA	9.3 mA
Silicon Labs EFR32MG21B010F512IM32-BR	10 dBm	32-QFN (4x4)	TxRx + MCU	1.71 V	3.8 V	-104.9 dBm	I2C I2S IrDA SPI UART USART	DSSS GFSK O-QPSK	9.8 mA	8.8 mA	Bluetooth v5.1 Thread Zigbee®	2.4 GHz	2.4835 GHz	Surface Mount	20	2 Mbps	-40 °C	125 °C	802.15.4 Bluetooth	32-VFQFN Exposed Pad	185 mA	9.3 mA
Silicon Labs EFR32MG21B010F768IM32-BR	10 dBm	32-QFN (4x4)	TxRx + MCU	1.71 V	3.8 V	-104.9 dBm	I2C I2S IrDA SPI UART USART	DSSS GFSK O-QPSK	9.8 mA	8.8 mA	Bluetooth v5.1 Thread Zigbee®	2.4 GHz	2.4835 GHz	Surface Mount	20	2 Mbps	-40 °C	125 °C	802.15.4 Bluetooth	32-VFQFN Exposed Pad	185 mA	9.3 mA	64 kB	768 kB
Silicon Labs EFR32MG21B010F1024IM32-B	10 dBm	32-QFN (4x4)	TxRx + MCU	1.71 V	3.8 V	-104.9 dBm	I2C I2S IrDA SPI UART USART	DSSS GFSK O-QPSK	9.8 mA	8.8 mA	Bluetooth v5.1 Thread Zigbee®	2.4 GHz	2.4835 GHz	Surface Mount	20	2 Mbps	-40 °C	125 °C	802.15.4 Bluetooth	32-VFQFN Exposed Pad	185 mA	9.3 mA			1 MB 96 kB
Silicon Labs EFR32MG21B010F1024IM32-BR	10 dBm	32-QFN (4x4)	TxRx + MCU	1.71 V	3.8 V	-104.9 dBm	I2C I2S IrDA SPI UART USART	DSSS GFSK O-QPSK	9.8 mA	8.8 mA	Bluetooth v5.1 Thread Zigbee®	2.4 GHz	2.4835 GHz	Surface Mount	20	2 Mbps	-40 °C	125 °C	802.15.4 Bluetooth	32-VFQFN Exposed Pad	185 mA	9.3 mA			1 MB 96 kB
Silicon Labs EFR32MG21B010F768IM32-B	10 dBm	32-QFN (4x4)	TxRx + MCU	1.71 V	3.8 V	-104.9 dBm	I2C I2S IrDA SPI UART USART	DSSS GFSK O-QPSK	9.8 mA	8.8 mA	Bluetooth v5.1 Thread Zigbee®	2.4 GHz	2.4835 GHz	Surface Mount	20	2 Mbps	-40 °C	125 °C	802.15.4 Bluetooth	32-VFQFN Exposed Pad	185 mA	9.3 mA	64 kB	768 kB

Pricing

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

Distributor	Package	Quantity	$

Digikey	Tray	2450	$ 3.51

Description

General part information

EFR32MG21B010 Series

IC RF TxRx + MCU 802.15.4, Bluetooth Bluetooth v5.1, Thread, Zigbee® 2.4GHz ~ 2.4835GHz 32-VFQFN Exposed Pad

Documents

Technical documentation and resources