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请问:SN74THC2409N是什么啊，谢谢各位了，
你好，TI并没有该芯片，请确认
谢谢你的回复，好像没错，上图。找遍全世界都没有，到底什么情况啊？
是否为SN74HC240N?
具有三态输出的八路缓冲器和线路驱动器。
