| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | 54AC244DMQB | BUFFER/DRIVER|DUAL|4-BIT|AC-CMOS|DIP|20PIN|CERAMIC | 78K |
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| 2 | 54AC244DMQB | Octal Buffers/Line Drivers With 3-State Outputs | 92K |
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| 3 | 54AC244DMQB | Octal Buffers/Line Drivers With 3-State Outputs | 92K |
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