EFR32MG27C140F768IM32-BR

RF Transceiver ICS Overview

The EFR32MG27C140F768IM32-BR is an RF System on a Chip (SoC) from Silicon Labs, featuring an ARM Cortex-M33 core operating at a maximum clock frequency of 76.8 MHz. It supports Bluetooth v5.0 and Zigbee protocols over a 2.4 GHz radio interface with a maximum data rate of 2 Mbps. The device includes 768 kB of flash memory and 64 kB of RAM. It provides +8 dBm output power and -96.3 dBm sensitivity. Operating voltage ranges from 1.71 V to 3.8 V, with receive current at 3.6 mA and transmit current at 11.3 mA. It offers 18 I/O pins, five timers, and interfaces including I2C, SPI, UART, and I2S. The component is housed in a QFN-32 package and operates within a temperature range of -40°C to +125°C.

RF Transceiver ICS Feature Summary

• Integrates an ARM Cortex-M33 processor with high-performance wireless connectivity for Bluetooth and Zigbee applications.
• Supports multiple modulation schemes including DSSS, GFSK, GMSK, OOK, and O-QPSK for robust communication.
• Features extensive peripheral interfaces such as I2C, SPI, UART, and I2S for versatile system integration.

RF Transceiver ICS Applications

• Smart home devices requiring Bluetooth and Zigbee connectivity
• Industrial sensor nodes operating in extreme temperatures
• Wireless mesh networking equipment

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'BR' indicates reel packaging when sourcing components. Confirm that the QFN-32 package dimensions match your PCB footprint requirements. Ensure compatibility with the -40°C to +125°C industrial temperature rating for your intended environment. Cross-reference the datasheet version to confirm any errata updates regarding the ARM Cortex-M33 core or radio performance characteristics before finalizing procurement.

RF Transceiver ICS Selection Notes

Select this model if your design requires a balance of moderate RF output power (+8 dBm) and low power consumption. The 768 kB flash size is suitable for complex firmware implementations compared to lower-capacity variants. Consider the 18 available I/O pins against your peripheral count; higher pin counts may require different package options. The wide operating temperature range makes it appropriate for harsh environments where standard commercial grade parts would fail.

RF Transceiver ICS Part Context

This component belongs to the EFR32MG27 Blue Gecko series, designed for sub-GHz and 2.4 GHz wireless applications. It integrates a high-performance MCU with a flexible radio front-end. The MG27 series targets IoT applications requiring secure, reliable, and energy-efficient wireless communication. It supports industry-standard protocols like Bluetooth 5.0 and Zigbee, enabling interoperability within existing smart ecosystems.

RF Transceiver ICS Replacement Considerations

No direct public substitute part numbers are confirmed in the provided documentation. Evaluate other EFR32MG27 variants based on pin count, memory size, and RF power output differences.