| 制造商 | 部件名 | 数据表 | 功能描述 |
 National Semiconductor ... | LM1815M |  133Kb/6P | Adaptive Variable Reluctance Sensor Amplifier |
 National Semiconductor ... | LM1815MXEP |  441Kb/12P | Enhanced Plastic Adaptive Variable Reluctance Sensor Amplifier |
 National Semiconductor ... | LM1815EP |  441Kb/ 12P | Enhanced Plastic Adaptive Variable Reluctance Sensor Amplifier |
 National Semiconductor ... | LM1815MXEP |  441Kb/ 12P | Enhanced Plastic Adaptive Variable Reluctance Sensor Amplifier |
| LM1815N |  133Kb/ 6P | Adaptive Variable Reluctance Sensor Amplifier |
 National Semiconductor ... | LM1812 |  496Kb/ 8P | ULTRASONIC TRANSCEIVER |
| LM1812 |  179Kb/ 10P | Ultrasonic Transceiver April 1989 |
| LM1812N |  179Kb/ 10P | Ultrasonic Transceiver April 1989 |
| LM1812 |  179Kb/ 10P | Ultrasonic Transceiver April 1989 |
| LM1815 |  133Kb/ 6P | Adaptive Variable Reluctance Sensor Amplifier |