ATXMEGA128D4-MHR ATXMEGA128D4-MN ATXMEGA128D4-MNR ATXMEGA128D4-N ATXMEGA128D4-U ATXMEGA128-EUS ATXMEGA16A4-AU ATXMEGA16A4-AUR ATXMEGA16A4-CU ATXMEGA16A4-CUR