AT90USB1287, 128 Kbytes Flash, 8 bit AVR, 48 GPIO, TQFP-64, Atmel Semiconductor
In-system programming by on-chip boot program hardware activated after reset.
4 KBytes EEPROM
JTAG Interface
USB 2.0 full-speed/low-speed device and on-the-go module
8-channels, 10-bit ADC
Programmable serial USART
Master/slave SPI serial interface
Four 8-bit PWM channels
Six PWM channels with programmable resolution from 2 to 16 bits
Byte oriented 2-wire serial interface
On-chip analog comparator
Programmable watchdog timer with separate on-chip oscillator
Operating Voltage 2.7 - 5.5V