| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | BQ4287 | Real-Time Clock Module With NVRAM Control | 146K |
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| 2 | BQ4287EMT | Real-Time Clock | 329K |
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| 3 | BQ4287EMT-N | Real-Time Clock | 329K |
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| 4 | BQ4287MT | 198K |
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| 5 | BQ4287MT- | Real-Time Clock Module With NVRAM Control | 146K |
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