DM74LS90N | Decade and Binary Counters | NSC[National Semiconductor] | ![NSC[National Semiconductor]的LOGO](/PdfSupLogo/106NSC.GIF) | 131.84 Kbytes | 共10页 |  | SN54176,SN54ALS190,SN54290,SN54390,DM74LS90,SN54HC160,SN5490A,SN54ALS161B,DM7490A,DM5490 |
DM74LS90N | Decade and Binary Counters | FAIRCHILD[Fairchild Semiconductor] | ![FAIRCHILD[Fairchild Semiconductor]的LOGO](/PdfSupLogo/51FAIRCHILD.GIF) | 61.43 Kbytes | 共6页 |  | DM74LS90,SN54ALS190,SN54176,SN54290,SN54390,SN54HC160,SN5490A,SN54ALS161B,DM5490,SN54ALS160B |