74ALVCH16623DL,118 74AUP2G240GF,115 MB2244BB,557 MC74LVX240M 74FCT2541CTSOCTG4 NL17SG07AMUTCG 74LVTH16244BDGG;51 74AUP2G241GF,115 I74F657D,112 MC74LVX240MEL 74FCT2543ATSOCTG4 NL17SG17AMUTCG 74LVTH16245BDGG:51 SN74LVC1G06DCKJ I74F657D,118 MC74LVX240MELG 74FCT2543CTSOCTG4 NL17SG34AMUTCG 74LVC126APW/DG,118 SN74LVC1G07DCKJ