EFR32FG12P232F1024GM48-CR

RF Transceiver ICS Overview

The EFR32FG12P232F1024GM48-CR is a Flex Gecko System-on-Chip from Silicon Labs, featuring an ARM Cortex-M4 core operating at 40 MHz. It integrates a 2.4 GHz RF transceiver with 19 dBm output power and -94.8 dBm sensitivity. The device includes 1 MB of program memory and 128 kB of RAM. It supports up to 31 GPIOs via a QFN48 package. Electrical specifications include a supply voltage range of 1.8 V to 3.8 V, with receive current of 10 mA and transmit current of 8.5 mA.

RF Transceiver ICS Feature Summary

• Integrates a high-performance ARM Cortex-M4 processor with 2.4 GHz proprietary wireless capabilities
• Provides substantial on-chip memory resources including 1 MB flash and 128 kB RAM for complex applications
• Features a compact QFN48 package design suitable for space-constrained embedded systems

RF Transceiver ICS Applications

• Smart home devices requiring proprietary 2.4 GHz connectivity
• Industrial sensor nodes utilizing low-power wireless communication
• Consumer electronics integrating short-range data transmission

RF Transceiver ICS Procurement Notes

Verify the specific suffix CR indicates reel packaging configuration when sourcing. Confirm the manufacturer part number matches exactly to ensure correct silicon revision and electrical characteristics. Cross-reference the datasheet version to validate interface compatibility and pinout definitions before integration into final designs.

RF Transceiver ICS Selection Notes

Select this component for applications demanding integrated processing and wireless transmission in a small footprint. The 19 dBm output power supports extended range requirements compared to lower-power variants. Ensure the 40 MHz clock speed meets real-time processing constraints for the intended firmware logic.

RF Transceiver ICS Part Context

This model belongs to the EFR32FG12 Flex Gecko series, designed for proprietary wireless applications. It shares architectural similarities with other FG12 variants but differs in memory size, package type, and specific RF tuning parameters defined by the suffix codes.

RF Transceiver ICS Replacement Considerations

Direct substitutes within the same family include EFR32FG12P232F1024GL125-CR for BGA125 packaging or EFR32FG12P433F1024GM48-C for dual-band support. Verify pin compatibility and software library updates when migrating between package types.