MC14521BCL и другие
| Компонент | Описание | Производитель | |
| MC14521BCL | 24-stage frequency divider |
Motorola, Inc |
 |
| MC14521BCP | 24-Stage Frequency Divider |
ON Semiconductor |
|
| MC14521BCPG | 24−Stage Frequency Divider |
ON Semiconductor |
|