| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | DS1556P | 1MEG NV Y2KC Real Time Clocks RAM | 288K |
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| 2 | DS1556P-70 | 1M, Nonvolatile, Y2K-Compliant Timekeeping RAM | 526K |
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| 3 | DS1556P-70 | 1M, Nonvolatile, Y2K-Compliant Timekeeping RAM | 526K |
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| 4 | DS1556P-70+ | 1M, Nonvolatile, Y2K-Compliant Timekeeping RAM | 217K |
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| 5 | DS1556P-70IND | 1M, Nonvolatile, Y2K-Compliant Timekeeping RAM | 526K |
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| 6 | DS1556P-70IND | 1M, Nonvolatile, Y2K-Compliant Timekeeping RAM | 526K |
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| 7 | DS1556P-70IND+ | 1M, Nonvolatile, Y2K-Compliant Timekeeping RAM | 217K |
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