| Компонент | Описание | Производитель | |
| MC74HC540ADTR2 | Octal 3−State Inverting Buffer/Line Driver/Line Receiver High−Performance Silicon−Gate CMOS |
ON Semiconductor |
|
| MC74HC540ADTR2G | Octal 3−State Inverting Buffer/Line Driver/Line Receiver High−Performance Silicon−Gate CMOS |
ON Semiconductor |