| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LM4266CD |  201Kb/7P | SPDT RF SWITCH |
 National Semiconductor ... | LM4266D |  201Kb/ 7P | SPDT RF SWITCH |
| LM4266 |  201Kb/ 7P | SPDT RF SWITCH |
 National Semiconductor ... | LM4250 |  496Kb/ 12P | Programmable Operational Amplifier |
 National Semiconductor ... | LM4250CH |  496Kb/ 12P | Programmable Operational Amplifier |
| LM4250CM |  496Kb/ 12P | Programmable Operational Amplifier |
 National Semiconductor ... | LM4250CMX |  496Kb/ 12P | Programmable Operational Amplifier |
 National Semiconductor ... | LM4250CN |  496Kb/ 12P | Programmable Operational Amplifier |
 National Semiconductor ... | LM4250J-MIL |  496Kb/ 12P | Programmable Operational Amplifier |
| LM4250 |  538Kb/ 14P | Programmable Operational Amplifier |