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RDY/DOUT管脚接光耦，驱动该光耦需要3mA以上的电流，在ADS1251的PDF里面没有找到关于IOH和IOL的额定值，所以想请问一下各位大神，谢谢！
确实在手册没有给出这个参数
感觉你需要的电流并不大, 应该问题不大. 不过为了稳定可靠, 可以考虑加个三极管电路或者驱动门吧
