EFR32FG14P231F256IM48-BR

RF Transceiver ICS Overview

The EFR32FG14P231F256IM48-BR is a Sub-GHz RF System-on-Chip from Silicon Labs' Flex Gecko family. It integrates an ARM Cortex-M4 core with 256 kB of flash memory and 32 kB of RAM. The device supports frequencies between 169 MHz and 915 MHz, offering a maximum output power of 19 dBm and a receive sensitivity of -120.6 dBm. It features a maximum clock frequency of 40 MHz and operates within a voltage range of 1.8 V to 3.8 V. The component utilizes a 48-pin QFN package.

RF Transceiver ICS Feature Summary

• Integrates an ARM Cortex-M4 microcontroller with Sub-GHz radio capabilities for combined processing and wireless communication.
• Provides high transmit power output of 19 dBm to extend network range in proprietary protocols.
• Delivers exceptional receiver sensitivity of -120.6 dBm to ensure reliable data reception in low-signal environments.

RF Transceiver ICS Applications

• Smart metering infrastructure
• Industrial remote control systems
• Wireless sensor networks

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'BR' against the manufacturer's current documentation to confirm tape-and-reel packaging specifications. Ensure that the operating temperature range aligns with the intended application environment, as industrial variants may have distinct thermal ratings compared to commercial equivalents.

RF Transceiver ICS Selection Notes

Select this model when a balance of moderate memory capacity and high RF performance is required for Sub-GHz applications. The 256 kB flash accommodates complex firmware, while the 19 dBm output power supports extended coverage. Consider the 40 MHz CPU speed for processing requirements relative to other Flex Gecko series options.

RF Transceiver ICS Part Context

This component belongs to the EFR32FG14 Flex Gecko series, designed for robust Sub-GHz connectivity. It targets applications requiring long-range communication with efficient power management. The series emphasizes flexibility through support for various proprietary protocols and standardized stacks like IEEE 802.15.4g.

RF Transceiver ICS Replacement Considerations

The EFR32FG14P232F256GM48-BR is a documented alternative within the same product family. Verify pin compatibility and software stack support before substitution.