| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
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| 1 | 54FCT574L | Octal D-Type Flip-Flop with TRI-STATE Outputs | 148K |
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| 2 | 54FCT574LMQB | Octal D-Type Flip-Flop with TRI-STATE Outputs | 148K |
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| 3 | 54FCT574LMQR | Octal D-Type Flip-Flop | 304K |
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| 4 | 54FCT574LMX | Octal D-Type Flip-Flop | 304K |
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