型号 / 厂家，封装，批号，备注，订购

SN74LS24FN / Texas Instruments,Datasheet,06/07+,NAND-Function Schmit 订购 PDF文档

SN74LS245N (PB FREE) / ,,,原装现货 订购 PDF文档

SN74LS247-D / On Semiconductor,Datasheet,06/07+,BCD-to-Seven-Segment 订购 PDF文档

SN74LS251AN / ,,最新批号,原装现货 订购 PDF文档

SN74LS251MR1 / On Semiconductor,Datasheet,07+,8-Input Multiplexer 订购 PDF文档

SN74LS251N (PB FREE) / ,,,原装现货 订购 PDF文档

SN74LS247FN / Texas Instruments,Datasheet,06/07+,7-Segment Display Dr 订购 PDF文档

SN74LS24J / Texas Instruments,Datasheet,07+,NAND-Function Schmit 订购 PDF文档

SN74LS253ML2 / On Semiconductor,Datasheet,06/07+,Dual 4-Input Multipl 订购 PDF文档

SN74LS251-D / On Semiconductor,Datasheet,07+,8-Input Multiplexer 订购 PDF文档