| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | DM87S181 |  82Kb/4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S181AJ |  82Kb/4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S181AN |  82Kb/4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S181J |  82Kb/4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S181N |  82Kb/4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S181V |  82Kb/4P | (1024 x 8) 8192-BIT TTL PROMs |
 National Semiconductor ... | DM87S181 |  82Kb/ 4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S181AJ |  82Kb/ 4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S181AN |  82Kb/ 4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S181J |  82Kb/ 4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S181N |  82Kb/ 4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S181V |  82Kb/ 4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S281 |  82Kb/ 4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S281AJ |  82Kb/ 4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S281AN |  82Kb/ 4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S281J |  82Kb/ 4P | (1024 x 8) 8192-BIT TTL PROMs |
| DM87S281N |  82Kb/ 4P | (1024 x 8) 8192-BIT TTL PROMs |