| 型号 | 厂家 | 封装 | 批号 |
| MAX991EUA-T | Maxim | 8-TSSOP | 22+ |
| MAX991EUA | Maxim | 8-TSSOP | 22+ |
| MAX991ESA-T | Maxim | 8-SOIC | 22+ |
| MAX4189ESD+T | Maxim | 14-SOIC | 22+ |
| MAX4189EEE+ | Maxim | 16-SSOP | 22+ |
| MAX4189EEE+T | Maxim | 16-SSOP | 22+ |
| MAX4188ESD+T | Maxim | 14-SOIC | 22+ |
| MAX4188EEE+T | Maxim | 16-SSOP | 22+ |
| MAX4188EEE+ | Maxim | 16-SSOP | 22+ |
| MAX4189ESD+ | Maxim | 14-SOIC | 22+ |
