| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | 74HC192 | Presettable synchronous BCD decade up/down counter | 92K |
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| 2 | 74HC192D | Presettable synchronous BCD decade up/down counter | 93K |
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| 3 | 74HC192D-T | Synchronous Up/Down Counter | 230K |
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| 4 | 74HC192N | Presettable synchronous BCD decade up/down counter | 93K |
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