| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LMC66 |  891Kb/15P | CMOS Quad Operational Amplifier |
| LMC66 |  873Kb/14P | CMOS Quad Operational Amplifier |
| LMC66 |  465Kb/14P | AUTO-ZERO |
| LMC66 |  430Kb/13P | CMOS Dual Operational Amplifier |
| LMC66 |  750Kb/24P | Low Voltage, Rail-To-Rail Input and Output CMOS |
| 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 |
 National Semiconductor ... | LMC660AIM |  461Kb/14P | CMOS Quad Operational Amplifier |
| LMC660AIM |  441Kb/12P | CMOS Quad Operational Amplifier |
| LMC660AIM |  873Kb/14P | CMOS Quad Operational Amplifier |
 National Semiconductor ... | LMC660AIMEP |  891Kb/15P | CMOS Quad Operational Amplifier |
 National Semiconductor ... | LMC660AIMX |  873Kb/14P | CMOS Quad Operational Amplifier |