EFR32BG14P632F256IM32-B

RF Transceiver ICS Overview

The EFR32BG14P632F256IM32-B is a Bluetooth Low Energy System on Chip from the Blue Gecko family, manufactured by Silicon Labs. It integrates an ARM Cortex-M4 core operating at a maximum clock frequency of 40 MHz with 256 kB of program memory and 32 kB of RAM. The device supports 2.4 GHz operation with a maximum data rate of 2 Mbps, delivering 10 dBm output power and -90.7 dBm sensitivity. It features a QFN-32 package, operates between -40°C and +125°C, and accepts supply voltages from 1.8 V to 3.8 V.

RF Transceiver ICS Feature Summary

• Integrates an ARM Cortex-M4 processor core for efficient code execution within a compact RF SoC design.
• Supports BLE multi-protocol communication capabilities for versatile wireless connectivity applications.
• Includes integrated peripherals such as ADC, I2C, UART, and USART interfaces for system integration.

RF Transceiver ICS Applications

• Smart home devices requiring Bluetooth Low Energy connectivity
• Wearable electronics and health monitoring sensors
• Industrial asset tracking and beacon systems

RF Transceiver ICS Procurement Notes

This component is officially listed as obsolete or end-of-life by the manufacturer. Verify current availability through authorized distributors or secondary market suppliers. Ensure that any sourced units are genuine and match the specified QFN-32 package and extended temperature range requirements for your application.

RF Transceiver ICS Selection Notes

Select this part for designs requiring a mature, established Bluetooth Low Energy solution with moderate memory capacity. Consider the ARM Cortex-M4 architecture for legacy software compatibility. Evaluate the 10 dBm output power against range requirements and confirm that the QFN-32 footprint fits the PCB layout constraints.

RF Transceiver ICS Part Context

This model belongs to the EFR32BG14 Blue Gecko series, representing a generation of Bluetooth SoCs prior to newer architectures like the BG21. It serves as a foundational component for mid-range IoT applications where cost-effective BLE integration is prioritized over ultra-low power or high-performance computing found in later generations.

RF Transceiver ICS Replacement Considerations

• EFR32BG21A010F1024IM32-B
• EFR32BG21A020F1024IM32-B

RF Transceiver ICS FAQ

What is the maximum clock frequency of the core?

The ARM Cortex-M4 core operates at a maximum clock frequency of 40 MHz.

Does this chip support sub-GHz frequencies?

No, this specific model is designed exclusively for 2.4 GHz Bluetooth Low Energy operations.