MC74VHCT240AMEL и другие
| Компонент | Описание | Производитель | |
| MC74VHCT240AMEL | Octal Bus Buffer/Line Driver (TTL Compatible) |
ON Semiconductor |
 |
| MC74VHCT240AMELG | Octal Bus Buffer/Line Driver Inverting with 3State Outputs |
ON Semiconductor |
|