| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | 74F569 | 4-bit bidirectional binary synchronous counter 3-State | 133K |
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| 2 | 74F569 | 4-Bit Bidirectional Counter with 3-STATE Outputs | 85K |
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| 3 | 74F569DC | Synchronous Up/Down Counter | 221K |
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| 4 | 74F569PC | 4-Bit Bidirectional Counter with 3-STATE Outputs | 85K |
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| 5 | 74F569SC | 4-Bit Bidirectional Counter with 3-STATE Outputs | 85K |
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| 6 | 74F569SCX | Synchronous Up/Down Counter | 100K |
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| 7 | 74F569SJ | 4-Bit Bidirectional Counter with 3-STATE Outputs | 85K |
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| 8 | 74F569SJX | Synchronous Up/Down Counter | 100K |
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