The MICROCHIP TECH. part AT90USB1287-AU is a versatile microcontroller unit (MCU) designed with a powerful 8-bit AVR RISC processor. It features a generous 128KB Flash memory for storing program code, ensuring ample space for complex applications. This MCU is compatible with both 3.3V and 5V power supplies, offering flexibility in various electronic designs. With a 64-pin TQFP package, it is suitable for applications that require reliability and optimum performance. The Tray packaging ensures easy handling and safe storage of the component. Overall, the AT90USB1287-AU is an ideal choice for developers seeking a highly capable MCU solution.