| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | DM74LS240N | Octal TRI-STATE Buffers/Line Drivers/Line Receivers | 105K |
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| 2 | DM74LS240N | Octal 3-STATE Buffer/Line Driver/Line Receiver | 73K |
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| 3 | DM74LS240N | Octal TRI-STATE Buffers/Line Drivers/Line Receivers | 146K |
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| 4 | DM74LS240N/A+ | Dual 4-Bit Inverting Buffer/Driver | 191K |
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| 5 | DM74LS240N/B+ | Dual 4-Bit Inverting Buffer/Driver | 191K |
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