序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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1 | 74LV4040D | 12-stage binary ripple counter | 136K |
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2 | 74LV4040DB | 12-stage binary ripple counter | 136K |
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3 | 74LV4040DB-T | Asynchronous Up Counter | 246K |
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4 | 74LV4040D-T | Asynchronous Up Counter | 246K |
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