| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | USB2503 | Integrated USB2.0 Compatible 3-Port Hub | 1372K |
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| 2 | USB2503 | USB 2.0 High-Speed 4-Port Hub Controller | 2241K |
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| 3 | USB2503A | USB 2.0 High-Speed 4-Port Hub Controller | 2241K |
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| 4 | USB2503A-HZH | Integrated USB2.0 Compatible 3-Port Hub | 1372K |
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