| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | P89LPC903 | 8-bit microcontrollers with two-clock 80C51 core 1 kB 3 V Flash with 128-byte RAM | 1266K |
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| 2 | P89LPC903 | 8-bit microcontrollers with two-clock 80C51 core 1 kB 3 V Flash with 128-byte RAM | 1266K |
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| 3 | P89LPC903FD | 8-bit microcontrollers with two-clock 80C51 core 1 kB 3 V Flash with 128-byte RAM | 1266K |
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| 4 | P89LPC903FD | 8-bit microcontrollers with two-clock 80C51 core 1 kB 3 V Flash with 128-byte RAM | 1266K |
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