SN74HC193-Q1 и другие
| Компонент | Описание | Производитель | |
| SN74HC193-Q1 | 4-BIT SYNCHRONOUS UP/DOWN COUNTER (DUAL CLOCK WITH CLEAR) |
Texas Instruments |
 |
| SN74HC193QPWRG4Q1 | 4-BIT SYNCHRONOUS UP/DOWN COUNTER (DUAL CLOCK WITH CLEAR) |
Texas Instruments |
|
| SN74HC193QPWRQ1 | 4-BIT SYNCHRONOUS UP/DOWN COUNTER (DUAL CLOCK WITH CLEAR) |
Texas Instruments |
|