型号 / 厂家，封装，批号，备注，订购

74LS182PC / Fairchild Semiconductor,Datasheet,07+,Look-Ahead Carry Gen 订购 PDF文档

74LS18N / TI,,N/A,上海实货库存!欢迎查询! 订购 PDF文档

74LS189DC / Fairchild Semiconductor,Datasheet,07+,64-BIT RANDOM ACCESS 订购 PDF文档

74LS189FC / Fairchild Semiconductor,Datasheet,07+,64-BIT RANDOM ACCESS 订购 PDF文档

74LS190DC / Various,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档

74LS189PC / Fairchild Semiconductor,Datasheet,07+,64-BIT RANDOM ACCESS 订购 PDF文档

74LS190FC / Various,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档

74LS190W / Raytheon Electronics,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档

74LS191BP / HIT,,,绝对自己库存货 订购 PDF文档

74LS190J / Raytheon Electronics,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档