ATMEGA644-20AU

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The ATMEGA644-20AU is a high-performance microcontroller from Atmel, offering 64KB of self-programmable flash memory, 4KB of EEPROM, and 4KB of SRAM. It is designed to be the heart of sophisticated and advanced applications, while also being suitable for use in a wide range of more basic projects. This microcontroller features 32 general-purpose I/O pins, 8-channel 10-bit A/D converters, and a slew of communication interfaces including SPI, USART, and TWI. It operates at a maximum speed of 20MHz and can be powered by a supply voltage of 2.7V to 5.5V. The ATMEGA644-20AU is packaged in a small, compact 44-pin TQFP, making it easy to mount on a wide variety of boards. It also has a robust set of power-saving modes, allowing for efficient energy usage in battery-powered applications. With its advanced features, versatile I/O capabilities, and reliable performance, the ATMEGA644-20AU is an excellent choice for a wide variety of embedded systems, industrial control, home automation, robotics, and other applications requiring high processing power and efficient resource management.

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