型号 / 厂家，封装，批号，备注，订购

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SN74LVC244APWR p/b / TI,TSSOP/20,03+,~~房间全新现货库存 订购 PDF文档

SN74LVC244ARGYRG4 / Texas Instruments,Datasheet,06/07+,Octal Buffer/Driver 订购 PDF文档

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SN74LVC244DBLE / Texas Instruments,Datasheet,06/07+,Non-Inverting-Functi 订购 PDF文档

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