| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | DS1557 | 4MEG NV Y2KC Timekeeping RAM | 275K |
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| 2 | DS1557P-100 | 4MEG NV Y2KC Timekeeping RAM | 275K |
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| 3 | DS1557P-70 | 4MEG NV Y2KC Timekeeping RAM | 275K |
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| 4 | DS1557WP-120 | 4MEG NV Y2KC Timekeeping RAM | 275K |
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| 5 | DS1557WP-150 | 4MEG NV Y2KC Timekeeping RAM | 275K |
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