| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | M74HC390 | DUAL DECADE COUNTER | 272K |
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| 2 | M74HC390 | Dual decade counter | 380K |
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| 3 | M74HC390B1R | DUAL DECADE COUNTER | 272K |
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| 4 | M74HC390B1R | Dual decade counter | 380K |
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| 5 | M74HC390C1R | DUAL DECADE COUNTER | 272K |
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| 6 | M74HC390M1R | DUAL DECADE COUNTER | 272K |
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| 7 | M74HC390RM13TR | Dual decade counter | 380K |
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