74F04SJXIC INVERTER HEX 14SOP|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant SN74F04NSRE4 SN74F04NSR 74F04SJIC INVERTER HEX 14SOP|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant SN74F04NSRG4 SN74F04NSR