DM74ALS574ASJIC FLIP FLOP OCTAL D 3ST 20SOP|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant SN74ALS574BNSRG4 DM74ALS574ASJXIC FLIP FLOP OCTAL D 3ST 20SOP|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant SN74ALS574BNSR