| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LMV321M5X |  1Mb/27P | General Purpose, Low Voltage, Rail-to-Rail Output Operational Amplifiers |
| LMV321M5X |  2Mb/45P | Single/Dual/Quad General Purpose, Low Voltage, Rail-to-Rail Output Operational Amplifiers |
 National Semiconductor ... | LMV321M5XNOPB |  2Mb/45P | Single/Dual/Quad General Purpose, Low Voltage, Rail-to-Rail Output Operational Amplifiers |
 National Semiconductor ... | LMV321M5NOPB |  2Mb/45P | Single/Dual/Quad General Purpose, Low Voltage, Rail-to-Rail Output Operational Amplifiers |
 National Semiconductor ... | LMV321M5XNOPB |  2Mb/45P | Single/Dual/Quad General Purpose, Low Voltage, Rail-to-Rail Output Operational Amplifiers |
| LMV321M5 |  1Mb/27P | General Purpose, Low Voltage, Rail-to-Rail Output Operational Amplifiers |
 National Semiconductor ... | LMV321M5 |  2Mb/45P | Single/Dual/Quad General Purpose, Low Voltage, Rail-to-Rail Output Operational Amplifiers |