PAL20R4AVC и другие
| Компонент | Описание | Производитель | |
| PAL20R4AV | Progammable Array Logic Series 24 (PAL Series 24) |
National Semiconductor |
 |
| PAL20R4AVC | Progammable Array Logic Series 24 (PAL Series 24) |
National Semiconductor |
|
| PAL20R4AVM | Progammable Array Logic Series 24 (PAL Series 24) |
National Semiconductor |
|