型号 / 厂家，封装，批号，备注，订购

74HCT4515U / Philips Semiconductors,Datasheet,07+,4-to-16 line decoder 订购 PDF文档

74HCT4516N / Various,Datasheet,07+,4-Bit Binary Up-Down 订购 PDF文档

74HCT4518U / Philips Semiconductors,Datasheet,07+,Dual synchronous BCD 订购 PDF文档

74HCT4520D118 / NXP,,07+,全新原装现货 订购 PDF文档

74HCT4520DB118 / NXP,,07+,全新原装现货 订购 PDF文档

74HCT4520U / Philips Semiconductors,Datasheet,07+,Dual 4-bit synchrono 订购 PDF文档

74HCT4538D/S71118 / NXP,,07+,全新原装现货 订购 PDF文档

74HCT4538DB112 / NXP,,07+,全新原装现货 订购 PDF文档

74HCT453BD / ,,最新批号,原装现货 订购 PDF文档

74HCT534C / Supertex,Datasheet,07+,Octal D-Type Flip-Fl 订购 PDF文档