| Produttore elettronici | Il numero della parte | Scheda tecnica | Spiegazioni elettronici |
 National Semiconductor ... | PAL18X2A |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL18X2AC |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL18X2AJ |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL18X2AJC |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL18X2AJM |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL18X2AM |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL18X2AN |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL18X2ANC |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL18X2ANM |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL18X2AV |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL18X2AVC |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL18X2AVM |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |