FST3345MTCXIC SWITCH BUS 8BIT TTL 20TSSOP|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant SN74CBT3345PWR SN74CBT3345PWR FST3345MTCIC SWITCH BUS 8BIT TTL 20TSSOP|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant FST3345MTCX