| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | MC74ACT521 | 8-BIT IDENTITY COMPARATOR | 201K |
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| 2 | MC74ACT521DW | 8-BIT IDENTITY COMPARATOR | 185K |
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| 3 | MC74ACT521DW | 8-BIT IDENTITY COMPARATOR | 201K |
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| 4 | MC74ACT521N | 8-BIT IDENTITY COMPARATOR | 185K |
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| 5 | MC74ACT521N | 8-BIT IDENTITY COMPARATOR | 201K |
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