| 型号 | 厂家 | 封装 | 批号 |
| 74AC540SCX | Fairchi | 20-SOIC | 22+ |
| 74AC541SC | Fairchi | 20-SOIC | 22+ |
| 74AC540SJX | Fairchi | 20-SOIC | 22+ |
| 74AC540SJ | Fairchi | 20-SOIC | 22+ |
| 74AC540SC | Fairchi | 20-SOIC | 22+ |
| 74AHC74D112 | Nexperi | 14-SOIC | 22+ |
| 74AHC74D118 | Nexperi | 14-SOIC | 22+ |
| 74LVT640D112 | Nexperi | 20-SOIC | 22+ |
| 74LVT640D118 | Nexperi | 20-SOIC | 22+ |
| 74HC03D652 | Nexperi | 14-SOIC | 22+ |
