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请教log114 一致性问题

Other Parts Discussed in Thread: LOG114

各位老师:

我们现在用log114设计了一个电路,最终输出公式:2-log(I1/I2)   ;当2个电流相等时。各芯片输出电压:2.053   1.99   1.825   1.735.     

我想问的是为啥同样的参数,每个芯片的输出差别这么大,芯片本身的设计就这么大么?

谢谢!