制造商：Atmel Corporation
功能描述：MCU 8-Bit/16-Bit XMEGA AVR RISC 256KB Flash 1.8V/2.5V/3.3V 64-Pin QFN EP
ATXMEGA256A3BU-AU
ATXMEGA256A3BU-MH
ATXMEGA256A3BU-MHR
ATXMEGA256A3-MH
ATXMEGA256A3-MHR
ATXMEGA256A3-MU
ATXMEGA256A3U-AU
ATXMEGA256A3U-AUR
ATXMEGA256A3U-MH
ATXMEGA256A3U-MHR