SN74F169DR и другие
| Компонент | Описание | Производитель | |
| N74F169D | 4-bit up/down binary synchronous counter |
NXP Semiconductors |
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| SN74F169D | SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTER |
Texas Instruments |
|
| SN74F169DR | SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTER |
Texas Instruments |
|