型号 / 厂家，封装，批号，备注，订购

74LS55FC / Various,Datasheet,07+,4-4-Input AND-OR-INV 订购 PDF文档

74LS55J / Raytheon Electronics,Datasheet,07+,4-4-Input AND-OR-INV 订购 PDF文档

74LS563DC / Various,Datasheet,07+,Octal D-Type Latch - 订购 PDF文档

74LS563SC / ,,最新批号,原装现货 订购 PDF文档

74LS564DC / Various,Datasheet,07+,Octal D-Type Flip-Fl 订购 PDF文档

74LS573DC / Various,Datasheet,07+,Octal D-Type Latch - 订购 PDF文档

74LS794NT / ,,最新批号,原装现货 订购 PDF文档

74LS573SCX / NSC,原厂原装,08+07+,7到10天国际现货 订购 PDF文档

74LS83ADC / Fairchild Semiconductor,Datasheet,07+,4-Bit BINARY FULL AD 订购 PDF文档

74LS83AW / Raytheon Electronics,Datasheet,07+,4-Bit Parallel Full 订购 PDF文档