| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | KK74LV640 | Octal 3-State Inverting Bus Transceiver | 274K |
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| 2 | KK74LV640D | Octal 3-State Inverting Bus Transceiver | 274K |
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| 3 | KK74LV640N | Octal 3-State Inverting Bus Transceiver | 274K |
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