| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | DM74AS621N | Single 8-bit Bus Transceiver | 340K |
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| 2 | DM74AS621N/A+ | Single 8-bit Bus Transceiver | 340K |
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| 3 | DM74AS621N/B+ | Single 8-bit Bus Transceiver | 340K |
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