型号 / 厂家，封装，批号，备注，订购

CD54HC240 / Texas Instruments,Datasheet,07+,High Speed CMOS Logi 订购 PDF文档

CD54HC240F/3A(SMD) / Harris Semiconductor,Datasheet,07+,Inverting-Function B 订购 PDF文档

CD54HC242F/3A / Harris Semiconductor,Datasheet,07+,Quad Bus-Line Transc 订购 PDF文档

CD54HC243 / Texas Instruments,Datasheet,07+,High Speed CMOS Logi 订购 PDF文档

CD54HC243F/3A(SMD) / Harris Semiconductor,Datasheet,07+,Quad Bus-Line Transc 订购 PDF文档

CD54HC244 / Texas Instruments,Datasheet,07+,High Speed CMOS Logi 订购 PDF文档

CD54HC245F/3A(SMD) / Harris Semiconductor,Datasheet,07+,Octal Bus-Line Trans 订购 PDF文档

CD54HC257/3A / Harris Semiconductor,Datasheet,07+,Quad 2-Input Multipl 订购 PDF文档

CD54HC257F/3A / Harris Semiconductor,Datasheet,07+,2-Line Digital Multi 订购 PDF文档

CD54HC257F/3A(SMD) / Harris Semiconductor,Datasheet,07+,2-Line Digital Multi 订购 PDF文档