ATMEGA128RFR2-ZFR

RF Transceiver ICS Overview

The ATMEGA128RFR2-ZFR is a System on Chip (SoC) integrating an 8-bit AVR RISC microcontroller with a 2.4 GHz IEEE 802.15.4 radio transceiver. It features 128 KB of Flash program memory, 16 KB of SRAM, and operates at a maximum clock frequency of 16 MHz. The device supports a supply voltage range of 1.8 V to 3.6 V and includes a 10-bit ADC. It is housed in a 64-pin VQFN package and is rated for industrial temperatures up to +125°C.

RF Transceiver ICS Feature Summary

• Integrates an 8-bit AVR RISC core with a 2.4 GHz IEEE 802.15.4 compliant RF transceiver
• Includes a high-performance analog front-end with integrated low-noise amplifier and power amplifier
• Supports multiple digital interfaces including SPI, TWI, and USART for peripheral connectivity

RF Transceiver ICS Applications

• Wireless sensor networks requiring long-range communication
• Industrial automation and control systems
• Smart home and building automation devices

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'ZFR' indicates tape and reel packaging when ordering. Confirm the industrial temperature grade (+125°C max) matches application requirements. Ensure compatibility with the 1.8V to 3.6V supply voltage range. Cross-reference the datasheet for pinout details relative to other variants in the ATmega128RF family.

RF Transceiver ICS Selection Notes

Select this component for applications demanding integrated RF capabilities alongside substantial onboard memory. The 128 KB Flash and 16 KB RAM support complex protocol stacks. Consider the VQFN-64 package constraints for PCB layout. Compare against lower-memory variants if cost or size is critical, ensuring the 2.4 GHz band meets regional regulatory requirements.

RF Transceiver ICS Part Context

This part belongs to the Microchip ATmega128RF family of wireless MCUs. These devices are designed for low-power, high-performance wireless applications. The family shares architectural similarities but varies in memory size and package options. The ATMEGA128RFR2-ZFR represents a high-capacity option within this series.

RF Transceiver ICS Replacement Considerations

Check ATMEGA128RFA1-ZFR for similar functionality with potentially different temperature ratings or packaging. Verify electrical compatibility before substituting.