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急,关于ADS1298R,PWDN管脚的问题

Other Parts Discussed in Thread: ADS1298R

请教TI专家。我自己做了一块ADS1298R的PCB板子,但是忘记把PWDN这根管脚引出了(悬空了,没有连接出来),请问这会不会有问题。ADS1298R的缺省状态是不是POWER DOWN的状态。  如果是,那就杯具了。   或者只有当该管脚外接低电平时才会POWER DOWN