74AHCT157PW
74AHCT157PW,112
74AHCT157PW,118
74AHCT157PW-Q100J
74AHCT157PW-T
74AHCT16240DGGR
74AHCT16240DGGRE4
74AHCT16240DGGRG4
74AHCT16240DGVR
74AHCT16240DGVRE4