| Компонент | Описание | Производитель | |
| PAL20R8-7JC | Programmable Array Logic 24-Pin Medium PAL Series -7,-5,and -4 |
National Semiconductor |
|
| PAL20R8-7JC | 24-Pin TTL Programmable Array Logic |
Advanced Micro Devices |
|
| PAL20R8-7JM | Programmable Array Logic 24-Pin Medium PAL Series -7,-5,and -4 |
National Semiconductor |