| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | DM74LS33M | Quad 2-Input NOR Buffer with Open-Collector Outputs | 46K |
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| 2 | DM74LS33M | QUAD 2-INPUT NOR BUFFER WITH OPEN-COLLECTOR OUTPUTS | 50K |
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| 3 | DM74LS33MX | Quad 2-input NOR Gate | 46K |
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