型号 / 厂家，封装，批号，备注，订购

T74LS18D1 / Various,Datasheet,06/07+,NAND-Function Schmit 订购 PDF文档

T74LS197D1 / Various,Datasheet,06/07+,4-Bit Binary Up Coun 订购 PDF文档

T74LS197M1SMD / ,,最新批号,现货库存 订购 PDF文档

T74LS190 / SGS-Ates,Datasheet,06/07+,(T74LS190 / T74LS191 订购 PDF文档

T74LS190D1 / Various,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档

T74LS19D1 / Various,Datasheet,06/07+,Inverting-Function S 订购 PDF文档

T74LS191C1 / Various,Datasheet,06/07+,4-Bit Binary Up-Down 订购 PDF文档

T74LS191D1 / Various,Datasheet,06/07+,4-Bit Binary Up-Down 订购 PDF文档

T74LS20J / Transitron Electronic Corporation,Datasheet,07+,4-Input NAND-Functio 订购 PDF文档

T74LS21C1 / ST Microelectronics,Datasheet,06/07+,4-Input AND-Function 订购 PDF文档