| 型号 | 厂家 | 封装 | 批号 |
| MK2302S-01ILFTR | IDT | SOP8 | 22+ |
| MAX242CPN+ | Maxim | 18-DIP | 22+ |
| MAX242EPN+ | Maxim | 18-DIP | 22+ |
| MAX242CWN+T | Maxim | 1SOP8(0 | 22+ |
| MAX242CWN+ | Maxim | 1SOP8(0 | 22+ |
| MAX242EWN+ | Maxim | 1SOP8(0 | 22+ |
| MAX339EEE+ | Maxim | 16-SSOP | 22+ |
| MAX339ETE+T | Maxim | 16-WQFN | 22+ |
| MAX339ETE+ | Maxim | 16-WQFN | 22+ |
| MAX339EEE+T | Maxim | 16-SSOP | 22+ |
