| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | MC14520BDW | Dual Up Counters | 115K |
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| 2 | MC14520BDWG | Dual Up Counters | 115K |
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| 3 | MC14520BDWR2 | Dual Up Counters | 115K |
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| 4 | MC14520BDWR2G | Dual Up Counters | 115K |
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