EFR32BG21A010F1024IM32-D

RF Transceiver ICS Overview

The EFR32BG21A010F1024IM32-D is a Bluetooth Low Energy System on Chip from Silicon Labs, featuring an ARM Cortex-M33 core operating at up to 80 MHz. It supports 2.4 GHz wireless communication with a maximum data rate of 2 Mbps and delivers 10 dBm output power with -94 dBm sensitivity. The device includes 1024 kB of program memory and 96 kB of RAM, housed in a QFN-32 package. It operates within a voltage range of 1.71 V to 3.8 V and functions between -40°C and +125°C.

RF Transceiver ICS Feature Summary

• Integrates a high-performance ARM Cortex-M33 processor for efficient code execution
• Supports Bluetooth 5.1 protocol stack for reliable wireless connectivity
• Provides multiple digital interfaces including I2C, SPI, and UART for peripheral integration

RF Transceiver ICS Applications

• Smart home lighting and control systems
• Wearable health monitoring devices
• Industrial sensor nodes and IoT gateways

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'D' indicates tray packaging when sourcing components. Confirm RoHS compliance status through official manufacturer documentation prior to procurement. Ensure the supplier provides valid datasheets matching the exact part number to avoid compatibility issues during design-in.

RF Transceiver ICS Selection Notes

Select this model for applications requiring moderate RF output power and extensive non-volatile memory. Compare against variants with higher output power or different memory sizes if system requirements exceed these specifications. Consider the QFN-32 footprint constraints during PCB layout planning.

RF Transceiver ICS Part Context

This component belongs to the Blue Gecko family of wireless SoCs designed for low-power Bluetooth applications. It shares architectural similarities with other BG21 series parts but differs in memory capacity and RF power levels. The device is optimized for cost-sensitive consumer electronics requiring robust wireless performance.

RF Transceiver ICS Replacement Considerations

Direct substitutes include EFR32BG21A010F1024IM32-BR for reel packaging or EFR32BG21A020F1024IM32-D for increased output power. Verify pinout and software compatibility before swapping to ensure seamless integration.