型号 / 厂家，封装，批号，备注，订购

74HC182N / Various,Datasheet,07+,Look-Ahead Carry Gen 订购 PDF文档

74HC186D / ,SOP,05+, 订购 PDF文档

74HC188 / ,,,原装现货 订购 PDF文档

74HC190 / TPC,SSOP28,04+,全新原装，深圳/香港现货 订购 PDF文档

74HC190D / HAR,,2004,全新原装 订购 PDF文档

74HC190E / HAR,,05+,010-66001623/66001621 订购 PDF文档

74HC190M / ,,02+,原装现货 订购 PDF文档

74HC190N / NSC,,05+,010-66001623/66001621 订购 PDF文档

74HC19125GW / ,,04+,010-66001623/66001621 订购 PDF文档

74HC191A / TOSHIBA,,05+,010-66001623/66001621 订购 PDF文档