型号 / 厂家，封装，批号，备注，订购

QS74FCT138ATL / Quality Semiconductor,Datasheet,07+,8-Line Digital Demul 订购 PDF文档

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QS74FCT158TZ / Quality Semiconductor,Datasheet,06/07+,2-Line Digital Multi 订购 PDF文档

QS74FCT161ATL / Quality Semiconductor,Datasheet,07+,4-Bit Binary Up Coun 订购 PDF文档

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QS74FCT161ATS1 / Quality Semiconductor,Datasheet,06/07+,4-Bit Binary Up Coun 订购 PDF文档

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