The MICROCHIP TECH. part ATMEGA168PA-AUR is a powerful 8-bit microcontroller unit (MCU) that utilizes the AVR RISC architecture. It features 16KB of Flash memory for program storage and operates at voltage levels of 2.5V, 3.3V, or 5V, providing flexibility for various applications. With its 32-pin TQFP package, this MCU is well-suited for space-sensitive designs. Additionally, it is conveniently packaged on tape and reel, making it easy to handle in manufacturing processes.