ATMEGA644RFR2-ZFR

RF Transceiver ICS Overview

The ATMEGA644RFR2-ZFR is a System on Chip (SoC) integrating an AVR microcontroller with a 2.4 GHz IEEE 802.15.4 compliant RF transceiver. It features 64 KB of in-system programmable Flash, 8 KB SRAM, and 2 KB EEPROM. The device operates at a maximum clock frequency of 16 MHz with a supply voltage range of 1.8 V to 3.6 V. It supports data rates up to 2 Mbps using O-QPSK modulation and offers a sensitivity of -100 dBm. Packaged in a 48-pin QFN exposed pad.

RF Transceiver ICS Feature Summary

• Integrates an 8-bit AVR MCU core with a 2.4 GHz direct-sequence spread spectrum radio transceiver
• Supports IEEE 802.15.4 standard protocols including Zigbee
• Includes high-performance analog-to-digital converter with 10-bit resolution

RF Transceiver ICS Applications

• Wireless sensor networks
• Home automation systems
• Industrial control applications

RF Transceiver ICS Procurement Notes

Verify the complete part number including the suffix '-ZFR' which indicates specific packaging and temperature grade specifications. Confirm that the required RoHS compliance status matches project requirements. Ensure the 48-pin QFN package footprint aligns with the PCB design constraints before finalizing procurement orders.

RF Transceiver ICS Selection Notes

Select this component for applications requiring integrated wireless connectivity and processing power within a single chip. It is suitable for designs needing low power consumption and compact form factors. Consider the 16 MHz operational speed and memory capacity when evaluating performance requirements against other MCU options.

RF Transceiver ICS Part Context

This device belongs to the Microchip ATmega644RF family of RF microcontrollers. These components are designed to simplify wireless system development by combining processing and communication capabilities. The series targets cost-sensitive and space-constrained embedded wireless applications.

RF Transceiver ICS Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.