型号 / 厂家，封装，批号，备注，订购

SN54/74LS251 / On Semiconductor,Datasheet,06/07+,8-INPUT MULTIPLEXER 订购 PDF文档

SN54/74LS256 / On Semiconductor,Datasheet,06/07+,DUAL 4-BIT ADDRESSAB 订购 PDF文档

SN54/74LS258B / On Semiconductor,Datasheet,06/07+,QUAD 2-INPUT MULTIPL 订购 PDF文档

SN54/74LS27 / On Semiconductor,Datasheet,06/07+,Triple 3-Input NOR G 订购 PDF文档

SN54/74LS273 / On Semiconductor,Datasheet,07+,OCTAL D FLIP-FLOP WI 订购 PDF文档

SN54/74LS283 / On Semiconductor,Datasheet,07+,4-BIT BINARY FULL AD 订购 PDF文档

SN54/74LS293 / On Semiconductor,Datasheet,07+,4-BIT BINARY .. 订购 PDF文档

SN54/74LS298 / On Semiconductor,Datasheet,06/07+,QUAD 2-INPUT MULTIPL 订购 PDF文档

SN54/74LS299 / On Semiconductor,Datasheet,07+,8-BIT SHIFT/STORAGE 订购 PDF文档

SN54/74LS30 / On Semiconductor,Datasheet,06/07+,8-INPUT NAND GATE 订购 PDF文档