74F543SCIC TRANSCVR 8BIT N-INV 24SOIC|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant SN74F543DW SN74F543DWG4 N74F543D,602 74F543SCXIC TRANSCVR 8BIT N-INV 24SOIC|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant SN74F543DWR SN74F543DWR SN74F543DWRE4 N74F543D,623