ATMEGA16U4 Datasheet PDF - ATMEL

RISC Microcontroller, 8Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PQFP44, 10 X 10MM, 1MM HEIGHT, 0.8MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44

MCU 8Bit AVR RISC 16KB Flash 2.5V/3.3V/5V 32Pin TQFP Tray

MCU 8Bit ATmega AVR RISC 16KB Flash 3.3V/5V 44Pin TQFP

RISC Microcontroller, 8Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQFP32, 7 X 7MM, 1MM HEIGHT, 0.8MM PITCH, GREEN, PLASTIC, MS-026ABA, TQFP-32

RISC Microcontroller, 8Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PQFP44, 10 X 10MM, 1MM HEIGHT, 0.8MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44

MCU 8Bit AVR RISC 16KB Flash 3.3V/5V 32Pin QFN EP Tray

MCU 8Bit AVR RISC 16KB Flash 3.3V/5V 32Pin TQFP Tray

MCU 8Bit ATmega AVR RISC 16KB Flash 3.3V/5V 44Pin TQFP

RISC Microcontroller, 8Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PQFP44, 10 X 10MM, 1MM HEIGHT, 0.8MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44