| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | MM54HC640 | Inverting Octal TRI-STATE Transceiver | 148K |
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| 2 | MM54HC640 | Inverting Octal TRI-STATE Transceiver | 148K |
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| 3 | MM54HC640J | Inverting Octal TRI-STATE Transceiver | 148K |
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| 4 | MM54HC640J | Inverting Octal TRI-STATE Transceiver | 148K |
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