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32 QFN
RF and Wireless

EFR32MG21B010F1024IM32-BR

Active
SILICON LABS

RF SYSTEM ON A CHIP - SOC MIGHTY GECKO, QFN32, 2.4G, 10DB, MESH MULTIPROTOCOL, 1024KB, 96KB(RAM), 20 GPIO

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Search across all available documentation for this part.

DocumentsDatasheetA-00000447 Security Advisory+1
32 QFN
RF and Wireless

EFR32MG21B010F1024IM32-BR

Active
SILICON LABS

RF SYSTEM ON A CHIP - SOC MIGHTY GECKO, QFN32, 2.4G, 10DB, MESH MULTIPROTOCOL, 1024KB, 96KB(RAM), 20 GPIO

Deep-Dive with AI

DocumentsDatasheetA-00000447 Security Advisory+1

Technical Specifications

Parameters and characteristics for this part

SpecificationEFR32MG21B010F1024IM32-BR
Current - Receiving [Max]9.8 mA
Current - Receiving [Min]8.8 mA
Current - Transmitting [Max] [x]185 mA
Current - Transmitting [Min] [x]9.3 mA
Data Rate (Max) [Max]2 Mbps
Frequency [Max]2.4835 GHz
Frequency [Min]2.4 GHz
GPIO20
Memory Size1 MB, 96 kB
ModulationO-QPSK, GFSK, DSSS
Mounting TypeSurface Mount
Operating Temperature [Max]125 °C
Operating Temperature [Min]-40 °C
Package / Case32-VFQFN Exposed Pad
Power - Output10 dBm
ProtocolBluetooth v5.1, Thread, Zigbee®
RF Family/Standard802.15.4, Bluetooth
Sensitivity-104.9 dBm
Serial InterfacesI2C, USART, I2S, UART, SPI, IrDA
Supplier Device Package32-QFN (4x4)
TypeTxRx + MCU
Voltage - Supply [Max]3.8 V
Voltage - Supply [Min]1.71 V

Pricing

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

DistributorPackageQuantity$
DigikeyCut Tape (CT) 1$ 8.05
10$ 7.38
25$ 6.71
100$ 6.04
250$ 5.53
500$ 5.03
1000$ 4.53
Digi-Reel® 1$ 8.05
10$ 7.38
25$ 6.71
100$ 6.04
250$ 5.53
500$ 5.03
1000$ 4.53
N/A 2238$ 5.08
Tape & Reel (TR) 2500$ 4.64
MouserN/A 1$ 7.65
10$ 6.63
25$ 6.27
100$ 5.79
250$ 5.50
500$ 5.19
1000$ 4.52
2500$ 4.15

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