EFR32BG21B010F768IM32-BR

$2.29

Description：IC RF TXRX+MCU BLE 32QFN
Series：Blue Gecko
Mfr：Silicon Labs
Package：Tape & Reel (TR)

SKU:22ce8b9ebd65 Category: RF Transceiver ICs Brand: Silicon Labs

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Product introduction

EFR32BG21B010F768IM32-BR is listed in the RF Transceiver ICS range at ChipApex. The manufacturer field lists Silicon Labs. Its product description is IC RF TXRX+MCU BLE 32QFN. Review the specifications below when checking this part for your BOM.

RF Transceiver ICS specifications for EFR32BG21B010F768IM32-BR

Description：IC RF TXRX+MCU BLE 32QFN
Series：Blue Gecko
Mfr：Silicon Labs
Package：Tape & Reel (TR)
Type：TxRx + MCU
RF Family/Standard：Bluetooth
Protocol：Bluetooth v5.1
Modulation：GFSK
Frequency：2.4GHz ~ 2.4835GHz
Data Rate (Max)：2Mbps
Power - Output：10dBm
Sensitivity：-104.9dBm
Memory Size：768kB Flash, 64kB RAM
Serial Interfaces：I2C, I2S, SPI, IrDA, UART, USART
Voltage - Supply：1.71V ~ 3.8V
Current - Receiving：8.8mA ~ 9.8mA
Current - Transmitting：9.3mA ~ 185mA
Operating Temperature：-40°C ~ 125°C (TA)
Mounting Type：Surface Mount
Package / Case：32-VFQFN Exposed Pad
Supplier Device Package：32-QFN (4x4)
GPIO：20
Grade：-
Qualification：-

RF Transceiver ICS datasheet and documents for EFR32BG21B010F768IM32-BR

EFR32BG21B010F768IM32-BR

RF Transceiver ICS Overview

The EFR32BG21B010F768IM32-BR is a Bluetooth Low Energy System-on-Chip from Silicon Labs' Blue Gecko series. It integrates an ARM Cortex-M33 core with 768 kB of flash memory and 64 kB of RAM. The device operates at 2.4 GHz with a maximum data rate of 2 Mbps and delivers +10 dBm output power. It supports Bluetooth v5.1 protocols, features -94.4 dBm sensitivity, and functions within a 1.71 V to 3.8 V supply range across a -40°C to +125°C temperature range.

RF Transceiver ICS Feature Summary

Integrates an ARM Cortex-M33 processor core for efficient application execution alongside RF transceiver capabilities.
Supports Bluetooth v5.1 protocol stack for reliable wireless communication in the 2.4 GHz ISM band.
Provides extensive peripheral interfaces including I2C, USART, SPI, and GPIO for system connectivity.

RF Transceiver ICS Applications

Smart home devices requiring BLE connectivity
Industrial sensor nodes
Wearable electronics
Asset tracking tags

RF Transceiver ICS Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm package marking and datasheet revision match the specific order code. Check for recent PCN updates regarding assembly sites or packaging labels to ensure supply chain consistency and compliance with current manufacturing standards.

RF Transceiver ICS Selection Notes

Select this model when Bluetooth v5.1 support and +10 dBm transmit power are required. The 768 kB flash capacity suits applications needing moderate code storage. Compare against higher-power variants like the B020 series if extended range is necessary, or lower-memory options if cost optimization is critical for simple firmware implementations.

RF Transceiver ICS Part Context

This part belongs to the EFR32BG21 Blue Gecko family, designed for low-power IoT applications. It shares the QFN32 package form factor with other BG21 variants but differs in memory size and RF power class. The 'B010' designation indicates the specific power amplifier configuration within the series.