Other Parts Discussed in Thread: THS4503, REF5030
我在使用ADS1675这款ADC时,出现了一个问题,当我没接输入信号的时候,给板子供电,将程序下载进FPGA时,只要片选ADC,程序一下载成功,ADC的超量程指示灯OTRA/OTRD就会点亮,用万用表测这两个引脚的电压,大概都在2.8V左右,有没有用过这款ADC的大神说说这是怎么回事啊,还是因为我没接信号所以就应该是这样的
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