LM311MX и другие
| Компонент | Описание | Производитель | |
| LM311M | Single Comparator |
Fairchild Semiconductor |
 |
| LM311M | Voltage Comparator |
National Semiconductor |
|
| LM311MWC | Voltage Comparator |
National Semiconductor |
|
| LM311MX | Voltage Comparator |
National Semiconductor |
|
| NJM311M | PRECISION VOLTAGE COMPARATOR |
New Japan Radio |
|