HD74ALVC2G32USE-E HD74ALVC2G32USE-E- HD74ALVC2G34AUSE HD74ALVC2G34USE HD74ALVC2G34USE-E HD74ALVC2G34USE-P HD74ALVC2G53USE HD74ALVC2G53USE.. HD74ALVC2G53USE-E HD74ALVC2G66USE