SN74LS161ADR2 и другие
| Компонент | Описание | Производитель | |
| SN74LS161ADR | SYNCHRONOUS 4-BIT BINARY COUNTERS |
Texas Instruments |
 |
| SN74LS161ADR | SYNCHRONOUS 4-BIT BINARY COUNTERS |
Texas Instruments |
|
| SN74LS161ADR2 | BCD DECADE COUNTERS/ 4-BIT BINARY COUNTERS |
ON Semiconductor |
|