| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | UPD7554A | 4-BIT SINGLE-CHIP MICROCOMPUTER | 1015K |
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| 2 | UPD7554AA | 4-BIT SINGLE-CHIP MICROCOMPUTER | 1015K |
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| 3 | UPD7554ACS | 4-BIT SINGLE-CHIP MICROCOMPUTER | 1015K |
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| 4 | UPD7554ACSA | 4-BIT SINGLE-CHIP MICROCOMPUTER | 1015K |
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| 5 | UPD7554AG | 4-BIT SINGLE-CHIP MICROCOMPUTER | 1015K |
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| 6 | UPD7554AGA | 4-BIT SINGLE-CHIP MICROCOMPUTER | 1015K |
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