Microchip Technology AT90USB1287-16AU

The AT90USB1287-16AU from Microchip Technology is a high-performance, low-power AVR® 8-bit microcontroller that combines 128KB ISP flash memory, 4KB EEPROM, 8KB SRAM, 54 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, USB 2.0 full-speed/low-speed device and On-The-Go (OTG) capabilities, a 10-bit A/D converter, and a JTAG interface for boundary-scan and on-chip debugging.

The device operates at a frequency of up to 16MHz and can be powered by a 2.7-5.5V supply. Its USB 2.0 interface allows for speedy data transfers and communication with computers and other USB devices, while the OTG feature enables the microcontroller to switch between USB host and device roles, offering greater flexibility in USB applications.

This microcontroller is ideal for a wide range of applications, including sophisticated USB peripherals, data loggers, point-of-sale systems, and instrumentation. Its advanced RISC architecture enables the AT90USB1287-16AU to execute powerful instructions in a single clock cycle, allowing the device to achieve throughputs approaching 1 MIPS per MHz while maintaining power efficiency.

Furthermore, the AT90USB1287-16AU supports a variety of programming and debugging options. The JTAG interface allows for extensive debugging and the device is also supported by Atmel Studio, Atmel's integrated development platform, which provides a seamless environment for code development and debugging.

With its robust feature set and flexible interfacing options, the Microchip Technology AT90USB1287-16AU microcontroller is a versatile choice for designers looking to integrate USB functionality into their embedded systems while maintaining low power consumption and high performance.

As a surface-mount device in a TQFP-64 package, it is well-suited for compact, space-constrained applications requiring a reliable and powerful microcontroller solution.