| Компонент | Описание | Производитель | |
| MC74HC393ADR2 | Dual 4−Stage Binary Ripple Counter High−Performance Silicon−Gate CMOS |
ON Semiconductor |
|
| MC74HC393ADR2 | Dual 4-Stage Binary Ripple Counter |
ON Semiconductor |
|
| MC74HC393ADR2G | Dual 4−Stage Binary Ripple Counter High−Performance Silicon−Gate CMOS |
ON Semiconductor |