| 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 |
| 74LS74 | DUAL D-TYPE POSITIVE EDGE-TRIGGERED FLIP-FLOP | MOTOROLA[Motorola, Inc] | ![MOTOROLA[Motorola, Inc]的LOGO](/PdfSupLogo/105MOTOROLA.GIF) | 73.39 Kbytes | 共3页 |  | 54AC74,74LVX74,74LCX74,HD74AC74,74ACTQ74,74LVX74,54F74DM,74F74,74AC74,MC74AC74 |
| 74LS74 | Dual Positive-Edge-Triggered D Flip-Flops with Preset, Clear and Complementary Outputs | NSC[National Semiconductor] | ![NSC[National Semiconductor]的LOGO](/PdfSupLogo/106NSC.GIF) | 136.42 Kbytes | 共6页 | | DM74LS74A,5474,54LS109,DM7474,DM74S74,54LS112,DM5476,DM7476,DM74LS109A,SN54AC74 |
| 74LS74 | LOW POWER SCHOTTKY | ONSEMI[ON Semiconductor] | ![ONSEMI[ON Semiconductor]的LOGO](/PdfSupLogo/112ONSEMI.GIF) | 102.75 Kbytes | 共8页 | | SN74LS109A,SN74LS195A,SN74LS377,SHD114211,SHD114411,SHD115422,SHD116212,SHD117122,SHD125212,STPS15L25D |
| 74LS74 | Dual Positive-Edge-Triggered D Flip-Flops with Preset, Clear and Complementary Outputs | FAIRCHILD[Fairchild Semiconductor] | ![FAIRCHILD[Fairchild Semiconductor]的LOGO](/PdfSupLogo/51FAIRCHILD.GIF) | 67.29 Kbytes | 共6页 | | 5474,54LS109,DM74S74,DM7474,54LS74,54LS112,DM5476,DM7476,DM74LS109A,SN54HCT74 |
| 74LS74 | Dual D-type Positive Edge-triggered Flip-Flops(With Preset and Clear) | HITACHI[Hitachi Semiconductor] | ![HITACHI[Hitachi Semiconductor]的LOGO](/PdfSupLogo/63HITACHI.GIF) | 69.14 Kbytes | 共6页 | | HD74HCT74A,SN54HCT74,SN54AC74,SN54ALS74A,CD54AC74,SN54ACT74,SN54AHC74,SN54AHCT74,HD74HC74,SN5474 |
| 74LS74A | DUAL D-TYPE POSITIVE-EDGE-TRIGGERED FLIP-FLOPS WITH PRESET AND CLEAR | TI[Texas Instruments] | ![TI[Texas Instruments]的LOGO](/PdfSupLogo/158TI.GIF) | 699.19 Kbytes | 共18页 | | SN54AC74,SN54ALS74A,SN54ACT74,CD54AC74,SN54AHC74,SN54AHCT74,CD54ACT74,SN54HC74,SN54AHCT74,DM7474 |
| 74LS74A | 54LS74A | ETC[List of Unclassifed Manufacturers] | ![ETC[List of Unclassifed Manufacturers]的LOGO](/PdfSupLogo/49ETC.GIF) | 264.57 Kbytes | 共2页 | | 无 |