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DAC7624只能输出3路模拟DA

Other Parts Discussed in Thread: DAC7624

您好

        请问版主,为什么我用的DAC7624只能输出3路模拟电压,其中有一路总存在比较严重的串扰。总用两个通道输出是一样的。

电路接法就是按照数据手册的典型应用,采用双电源供电的,输出范围在正负2.5V之间的

 

不知道,版主以及各位朋友,有没有遇到过类似的问题?