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型号 / 厂家，封装，批号，备注，订购
US74H22J / Sprague,Datasheet,06/07+,4-Input NAND-Functio 订购 PDF文档
US74H30A / Sprague,Datasheet,07+,8-Input NAND-Functio 订购 PDF文档
US74H50A / Sprague,Datasheet,07+,2-2-Input AND-OR-INV 订购 PDF文档
USA1E220MCA / ,,,原装现货 订购 PDF文档
US74H51A / Sprague,Datasheet,06/07+,2-2-Input AND-OR-INV 订购 PDF文档
US74H51J / Sprague,Datasheet,06/07+,2-2-Input AND-OR-INV 订购 PDF文档
US74H52J / Sprague,Datasheet,06/07+,2-2-2-3-Input AND-OR 订购 PDF文档
US74H54A / Sprague,Datasheet,07+,2-2-2-3-Input AND-OR 订购 PDF文档
US74H54J / Sprague,Datasheet,06/07+,2-2-2-3-Input AND-OR 订购 PDF文档