ATMEGA644RFR2-ZU Overview
The ATMEGA644RFR2-ZU is a high-performance 8-bit microcontroller integrating an advanced 2.4 GHz transceiver, designed for wireless communication and embedded applications. Featuring a 64 KB flash memory and 4 KB SRAM, this device offers a balanced combination of processing power and radio capabilities in a single compact package. Its robust architecture supports low power consumption modes, making it ideal for battery-operated and IoT devices. The integrated radio supports IEEE 802.15.4 and proprietary protocols, ensuring versatile connectivity options. Engineers and sourcing specialists will find this solution effective for reliable wireless systems requiring compact integration and efficient communication. More information is available from the IC Manufacturer.
ATMEGA644RFR2-ZU Technical Specifications
| Parameter | Specification |
|---|---|
| Core | 8-bit AVR RISC |
| Flash Memory | 64 KB |
| SRAM | 4 KB |
| Operating Voltage | 1.8V to 3.6V |
| Maximum CPU Frequency | 20 MHz |
| Integrated Transceiver Frequency | 2.4 GHz ISM band |
| Data Rate | 250 kbps (IEEE 802.15.4) |
| Package Type | 64-pin QFN |
| Operating Temperature Range | -40??C to +85??C |
ATMEGA644RFR2-ZU Key Features
- Integrated 2.4 GHz Transceiver: Enables seamless wireless communication with IEEE 802.15.4 compatibility, reducing external component count and minimizing board space.
- 64 KB Flash Memory: Provides ample storage for complex firmware, supporting sophisticated applications and extended feature sets.
- Low Power Consumption Modes: Optimized for energy efficiency, extending battery life in portable and IoT devices through multiple sleep and power-saving states.
- High CPU Frequency up to 20 MHz: Ensures responsive processing for real-time control and signal processing tasks.
- Robust Operating Voltage Range: Supports flexible power supply options across 1.8 to 3.6 volts, enhancing design versatility.
- Rich Peripheral Set: Includes SPI, UART, and I2C interfaces, enabling easy integration with sensors, memory, and other system components.
- Compact 64-pin QFN Package: Facilitates high-density PCB layouts suitable for space-constrained industrial designs.
ATMEGA644RFR2-ZU Advantages vs Typical Alternatives
This device offers an integrated radio transceiver combined with a powerful 8-bit microcontroller, reducing the need for additional RF modules and lowering overall system cost and complexity. Its low power modes and flexible voltage operation outperform many typical alternatives, providing greater energy efficiency and reliability in embedded wireless designs. The compact package and comprehensive peripheral set further enhance integration and application versatility.
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Typical Applications
- Wireless sensor networks: This device is well-suited for distributed sensor nodes requiring reliable 2.4 GHz communication and efficient local processing within constrained power budgets.
- Home automation: Supports smart lighting, security, and control systems by integrating radio connectivity and microcontroller functions in one chip.
- Industrial monitoring: Enables robust wireless data acquisition and control in manufacturing and process environments.
- IoT devices: Perfect for connected products requiring low power consumption and seamless wireless communication.
ATMEGA644RFR2-ZU Brand Info
Produced by a leading semiconductor manufacturer, this microcontroller combines advanced RF technology with proven AVR architecture. Its design focuses on delivering a reliable and integrated wireless solution for embedded system developers. The product benefits from extensive technical support and a comprehensive development ecosystem, making it a preferred choice for industrial and commercial wireless applications.
FAQ
What communication protocols does this microcontroller support?
The integrated transceiver supports IEEE 802.15.4 standard and proprietary 2.4 GHz protocols. It also includes standard microcontroller interfaces like SPI, UART, and I2C for communication with external devices.
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What power supply voltages are compatible with this device?
This microcontroller operates within a voltage range of 1.8 to 3.6 volts, allowing flexibility in power supply design for battery-operated or line-powered systems.
How much memory is available for program and data storage?
It offers 64 KB of flash memory for program code and 4 KB of SRAM for data storage, enabling support for complex firmware and runtime variables.
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What packaging options are available for this device?
The device is provided in a 64-pin QFN package, which supports compact PCB designs and improved thermal performance.
Is the device suitable for low-power applications?
Yes, it features multiple low power modes designed to minimize current consumption, making it ideal for battery-powered and energy-sensitive applications such as IoT and wireless sensor nodes.
