MM74HC251SJXMULTIPLEXER 8-CH 3-STATE 16-SOP|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant SN74HC251NSR SN74HC251NSR MM74HC251SJMULTIPLEXER 8-CH 3-STATE 16-SOP|FAIRCHILD SEMICONDUCTOR|Lead free|RoHS Compliant SN74HC251NSR SN74HC251NSR