| Компонент | Описание | Производитель | |
| LF444CM | Quad Low Power JFET Input Operational Amplifier |
National Semiconductor |
|
| LF444CMX | Quad Low Power JFET Input Operational Amplifier |
National Semiconductor |
|
| LF444CMX | Quad Low Power JFET Input Operational Amplifier |
National Semiconductor |