| Компонент | Описание | Производитель | |
| DM7403 | Quad 2-Input NAND Gates with Open-Collector Outputs |
Fairchild Semiconductor |
|
| DM7403CW | Quad 2-Input NAND Gates with Open-Collector Output |
Fairchild Semiconductor |
|
| DM7403N | Quad 2-Input NAND Gates with Open-Collector Outputs |
Fairchild Semiconductor |
|
| DM7403N | Quad 2-Input NAND Gates with Open-Collector Outputs |
National Semiconductor |