| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | 74F552 | Octal registered transceiver with parity and flags 3-State | 117K |
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| 2 | 74F552 | Octal Registered Transceiver with Parity and Flags | 82K |
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| 3 | 74F552DC | Single 8-bit Bus Transceiver | 187K |
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| 4 | 74F552QC | Octal Registered Transceiver with Parity and Flags | 82K |
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| 5 | 74F552QCX | Single 8-bit Bus Transceiver | 82K |
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| 6 | 74F552SC | Octal Registered Transceiver with Parity and Flags | 82K |
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| 7 | 74F552SCX | Single 8-bit Bus Transceiver | 82K |
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