LM293A的数据手册上说VCC=5V，全温度范围内输入失调电压最大4mV，请问随着使用时间的推移，其输入失调电压，输入失调电流会变化多少？
我的应用检测比较器输出电平翻转。请问比较器老化后14mV能触发吗？使用多久后会不触发？
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