Microchip Technology AT90USB1286-MU Microcontroller

The AT90USB1286-MU from Microchip Technology is a high-performance, low-power AVR® 8-bit microcontroller that combines 128KB ISP flash memory, 8KB RAM, 4KB EEPROM, USB 2.0 full-speed/low-speed device, 46 general purpose I/O lines, 32 general purpose working registers, real-time counter, three flexible timer/counters with compare modes, internal and external interrupts, serial programmable USART, a byte-oriented 2-wire serial interface, SPI serial port, a six-channel 10-bit A/D converter (eight channels in TQFP and QFN/MLF packages), programmable watchdog timer with internal oscillator, and five software-selectable power-saving modes.

This versatile microcontroller is designed to support a wide range of applications, including sophisticated USB-based peripherals, high-end gaming interfaces, power tools, battery management, and other demanding applications. The device operates at a voltage range of 2.7-5.5 volts, supporting both 3.3V and 5V systems, and features a clock speed up to 16 MHz, providing ample processing power for complex tasks.

The AT90USB1286-MU is equipped with an On-chip Debugging system (OCD) that offers an in-system programming and debugging capability without the need for additional hardware. This feature significantly reduces development time by allowing developers to fine-tune applications and monitor their behavior in real-time.

Furthermore, the microcontroller's USB functionality is compliant with USB 2.0 full speed (12 Mbps) and low speed (1.5 Mbps), and it can be configured to act as a USB device, host, or both, offering a high level of versatility for USB communication. The AT90USB1286-MU comes in a 64-pin VQFN package, making it suitable for space-constrained applications while still providing a large number of I/O options.

Overall, the AT90USB1286-MU is an ideal choice for designers looking for a robust, feature-rich microcontroller with advanced USB capabilities. Its extensive feature set and flexible design make it a go-to solution for a multitude of embedded system applications.