DM74LS266MX и другие
| Компонент | Описание | Производитель | |
| DM74LS266M | Quad 2-Input Exclusive-NOR Gate with Open-Collector Outputs |
Fairchild Semiconductor |
 |
| DM74LS266M | QUAD 2-INPUT EXCLUSIVE-NOR GATE WITH OPEN-COLLECTOR OUTPUTS |
National Semiconductor |
|
| DM74LS266MX | Quad 2-Input Exclusive NOR Gate with Open Collector Outputs |
Fairchild Semiconductor |
|