SN74ALS642A-1NE4规格参数
相关型号
SN74ALS642A-1NG4 SN74ALS642A-1NS SN74ALS642A1NSR SN74ALS642A-1NSR SN74ALS642A-1NSRE4 SN74ALS642A-1NSRG4 SN74ALS642A-IN SN74ALS642AN SN74ALS643A-1N SN74ALS644A-1DW