128kB-FL 4kB-RAM 4kB-EE 53I/O 4.5÷5.5V 16MHz 4xtimer 8A/D 2UART SPI TWI -40÷85°C ATMEGA128-16AUR ATMEGA128-16AURSL014 ATMEGA128-16AURA3 ATMEGA128-16AUR-SL014