| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LMV1012 |  497Kb/15P | Pre-Amplified IC?셲 for High Gain 2-Wire Microphones |
 National Semiconductor ... | LMV1012-07 |  88Kb/3P | Analog Pre-Amplified IC?셲 for High Gain Microphones |
| LMV1012-07 |  497Kb/15P | Pre-Amplified IC?셲 for High Gain 2-Wire Microphones |
| LMV1012-15 |  497Kb/15P | Pre-Amplified IC?셲 for High Gain 2-Wire Microphones |
| LMV1012-20 |  497Kb/15P | Pre-Amplified IC?셲 for High Gain 2-Wire Microphones |
| LMV1012-25 |  497Kb/15P | Pre-Amplified IC?셲 for High Gain 2-Wire Microphones |
| LMV1012TP-07 |  497Kb/15P | Pre-Amplified IC?셲 for High Gain 2-Wire Microphones |
| LMV1012TP-15 |  497Kb/15P | Pre-Amplified IC?셲 for High Gain 2-Wire Microphones |
| LMV1012TP-25 |  497Kb/15P | Pre-Amplified IC?셲 for High Gain 2-Wire Microphones |
 National Semiconductor ... | LMV1012TPX-07 |  497Kb/15P | Pre-Amplified IC?셲 for High Gain 2-Wire Microphones |
| LMV1012TPX-15 |  497Kb/15P | Pre-Amplified IC?셲 for High Gain 2-Wire Microphones |
 National Semiconductor ... | LMV1012TPX-25 |  497Kb/15P | Pre-Amplified IC?셲 for High Gain 2-Wire Microphones |