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ADS1605存在低频干扰

Other Parts Discussed in Thread: THS4503, ADS1605

使用THS4503和ADS1605组合的方式,电路按照推荐电路的接法,但是采集出来的信号存在低频干扰,信号幅度一直变化(本来信号是稳定的),使用示波器量THS4503的输出(THS4503和ADS1605断开),波形很稳定,但是在两个连在一起的情况下就很不稳定,跟采集出来的情况一致