| 型号 | 功能描述 | 生产厂商 | 厂商LOGO | PDF大小 | PDF页数 | 下载地址 | 相关型号 |
| 74LS251 | LOW POWER SCHOTTKY | ONSEMI[ON Semiconductor] | ![ONSEMI[ON Semiconductor]的LOGO](/PdfSupLogo/112ONSEMI.GIF) | 125.87 Kbytes | 共8页 |  | SN74LS109A,SN74LS195A,SN74LS38,SHD114211,SHD114411,SHD115422,SHD116212,SHD117122,SHD125212,STPS15L25D |
| 74LS251 | DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS | TI[Texas Instruments] | ![TI[Texas Instruments]的LOGO](/PdfSupLogo/158TI.GIF) | 312.93 Kbytes | 共9页 | | SN54F253,SN54HC253,IN74ACT251,IN74HC257,74AC11257,SN54F257,SN54HC257,SL74HC251,SN54F258,74ACT16254 |
| 74LS251 | 3-STATE 1-of-8 Line Data Selector/Multiplexer | FAIRCHILD[Fairchild Semiconductor] | ![FAIRCHILD[Fairchild Semiconductor]的LOGO](/PdfSupLogo/51FAIRCHILD.GIF) | 58.73 Kbytes | 共6页 | | DM74ALS251,DM74ALS253,SN54ALS251,DM74AS257,SN54F251B,DM74S253,DM74LS151,DM74S151,MC74HCT244A,SN54-74LS540 |
| 74LS251 | 1 of 8 Data Selectors/Multiplexers(with strobe and three-state outputs) | HITACHI[Hitachi Semiconductor] | ![HITACHI[Hitachi Semiconductor]的LOGO](/PdfSupLogo/63HITACHI.GIF) | 74.83 Kbytes | 共6页 | | K4D263238F,K4D263238M,K4D26323RA,HD74LS367A,MC54-74HC354,HD74LS368A,FXLH42245,K4D263238A,K4D263238D,K4D263238E |