| Компонент | Описание | Производитель | |
| DM54S287AJ | (256 x 4) 1024-BIT TTL PROM |
National Semiconductor |
|
| DM54S287J | (256 x 4) 1024-BIT TTL PROM |
National Semiconductor |
|
| DM54S288 | 256 - BIT TTL PROM |
National Semiconductor |
|
| DM54S288AJ | 256 - BIT TTL PROM |
National Semiconductor |
|
| DM54S288J | 256 - BIT TTL PROM |
National Semiconductor |