| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | PAL20L8AC |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
 National Semiconductor ... | PAL20L8AJ |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL20L8AJC |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL20L8AJM |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL20L8AM |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL20L8AN |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL20L8ANC |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL20L8ANM |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL20L8AV |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL20L8AVC |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
| PAL20L8AVM |  448Kb/14P | Progammable Array Logic Series 24 (PAL Series 24) |
 National Semiconductor ... | PAL20L8-4JC |  1Mb/18P | Programmable Array Logic 24-Pin Medium PAL Series -7,-5,and -4 |
| PAL20L8-4JM |  1Mb/18P | Programmable Array Logic 24-Pin Medium PAL Series -7,-5,and -4 |
| PAL20L8-4NC |  1Mb/18P | Programmable Array Logic 24-Pin Medium PAL Series -7,-5,and -4 |