74ABT543CMSAXIC TRANSCVR TRI-ST 8BIT 24SSOP|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant SN74ABT543ADBR SN74ABT543ADBR 74ABT543CMSAIC TRANSCVR TRI-ST 8BIT 24SSOP|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant SN74ABT543ADBR SN74ABT543ADBR 74ABT543ADB,112