| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | N74F269D | 8-bit bidirectional binary counter | 120K |
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| 2 | N74F269D | 8-bit bidirectional binary counter | 181K |
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| 3 | N74F269DB | 8-bit bidirectional binary counter | 120K |
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| 4 | N74F269DB | 8-bit bidirectional binary counter | 181K |
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| 5 | N74F269DB-T | Synchronous Up/Down Counter | 299K |
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| 6 | N74F269D-T | Synchronous Up/Down Counter | 299K |
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