| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | DS1338U-18 | I2C RTC with 56-Byte NV RAM | 576K |
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| 2 | DS1338U-18 | I2C RTC with 56-Byte NV RAM | 576K |
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| 3 | DS1338U-18 | I2C RTC with 56-Byte NV RAM | 520K |
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| 4 | DS1338U-18 | I2C RTC with 56-Byte NV RAM | 275K |
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| 5 | DS1338U-18 | I2C RTC with 56-Byte NV RAM | 488K |
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| 6 | DS1338U-18+ | I2C RTC with 56-Byte NV RAM | 520K |
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