型号 / 厂家，封装，批号，备注，订购

SN74LS573NSR / TI,SOP,07+,柜台现货，询价QQ1215723512 订购 PDF文档

SN74LS540FN / Texas Instruments,Datasheet,06/07+,Inverting-Function B 订购 PDF文档

SN74LS589J / Texas Instruments,Datasheet,06/07+,8-Bit Shift Register 订购 PDF文档

SN74LS591FH / Texas Instruments,Datasheet,06/07+,8-Bit Binary Up Coun 订购 PDF文档

SN74LS591FN / Texas Instruments,Datasheet,07+,8-Bit Binary Up Coun 订购 PDF文档

SN74LS540W / Various,Datasheet,06/07+,Inverting-Function B 订购 PDF文档

SN74LS541N/MOTOROLA / ,,最新批号,原装现货 订购 PDF文档

SN74LS541N3 / ,Datasheet,06/07+,Octal Bus Line Drive 订购 PDF文档

SN74LS591J / Texas Instruments,Datasheet,06/07+,8-Bit Binary Up Coun 订购 PDF文档

SN74LS541NCC / Various,Datasheet,07+,Non-Inverting-Functi 订购 PDF文档