Item_name: ['ATMEGA32U4-AU TQFP-44 8-bit microcontroller AVR 16K Flash USB IC chip semiconductor,Original Packaging Case, Origin IC (Pack of 25 pcs)', 'ATMEGA32U4-AU, MCU 8-bit AVR RISC 32KB Flash 3.3V/5V 44-Pin TQFP Tray (10 Items)', 'MICROCHIP TECHNOLOGY ATMEGA32U4-AU ATmega Series 32 KB Flash 2.5 KB SRAM 16 MHz 8-Bit Microcontroller - TQFP-44