型号 / 厂家，封装，批号，备注，订购

SN54LS444J / ,Datasheet,06/07+,4-Bit Tri-Directiona 订购 PDF文档

SN54LS445 / Texas Instruments,Datasheet,07+,BCD-to-Decimal Decod 订购 PDF文档

SN54LS445J / Texas Instruments,Datasheet,06/07+,BCD-to-Decimal Decod 订购 PDF文档

SN54LS445W / Texas Instruments,Datasheet,07+,BCD-to-Decimal Decod 订购 PDF文档

SN54LS446FK / ,Datasheet,06/07+,Quad Bus Transceiver 订购 PDF文档

SN54LS446J / ,Datasheet,06/07+,Quad Bus Transceiver 订购 PDF文档

SN54LS447J / TI,DIP,98/99,原装现货，欢迎来电62962871/8731 订购 PDF文档

SN54LS448J / Texas Instruments,Datasheet,07+,Quad Bus-Line Transc 订购 PDF文档

SN54LS449 / Texas Instruments,Datasheet,06/07+,QUADRUPLE BUS TRANSC 订购 PDF文档

SN54LS449FK / ,Datasheet,06/07+,Quad Bus Transceiver 订购 PDF文档