54F280DC и другие
| Компонент | Описание | Производитель | |
| 54F280DC | 9-Bit Parity Generator/Checker |
National Semiconductor |
 |
| 54F280DM | 9-Bit Parity Generator/Checker |
National Semiconductor |
|
| 54F280DMQB | 9-Bit Parity Generator/Checker |
National Semiconductor |
|
| MC54F280D | 9-BIT PARITY GENERATOR/CHECKER |
Motorola, Inc |
|
| MC74F280D | 9-BIT PARITY GENERATOR/CHECKER |
Motorola, Inc |
|