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如果我用交流正弦信号 做为SN74LVC74A的时钟输入，是否可以实现除2的功能？如果能，输入信号的幅度需要什么条件？
不能，这是一款数字D类边沿触发器。上升沿触发。
如果您需要对模拟信号2分频，可以采用时钟的分频器。
