| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LMC669CD |  465Kb/14P | AUTO-ZERO |
 National Semiconductor ... | LMC669CCM |  465Kb/ 14P | AUTO-ZERO |
| LMC669CCN |  465Kb/ 14P | AUTO-ZERO |
| LMC669CIM |  465Kb/ 14P | AUTO-ZERO |
| LMC669CIN |  465Kb/ 14P | AUTO-ZERO |
| LMC669BCM |  465Kb/ 14P | AUTO-ZERO |
| LMC669BCN |  465Kb/ 14P | AUTO-ZERO |
| LMC669BIM |  465Kb/ 14P | AUTO-ZERO |
| LMC669BIN |  465Kb/ 14P | AUTO-ZERO |
| LMC669D |  465Kb/ 14P | AUTO-ZERO |
| LMC660 |  461Kb/ 14P | CMOS Quad Operational Amplifier |
| LMC660 |  441Kb/ 12P | CMOS Quad Operational Amplifier |
| LMC660 |  873Kb/ 14P | CMOS Quad Operational Amplifier |
 National Semiconductor ... | LMC660AI |  441Kb/ 12P | CMOS Quad Operational Amplifier |
| LMC660AI |  873Kb/ 14P | CMOS Quad Operational Amplifier |
| LMC660AIM |  461Kb/ 14P | CMOS Quad Operational Amplifier |
| LMC660AIM |  441Kb/ 12P | CMOS Quad Operational Amplifier |
| LMC660AIM |  873Kb/ 14P | CMOS Quad Operational Amplifier |