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关于全差分运放ths4561输出两端直流偏置电压问题

Other Parts Discussed in Thread: THS4561, LMH6626, LMH6624, OPA189, TLC2652

我用LMH6626和ths4561结合做了一个仪表放大电路,但是用万用表测试ths4561输出两端之间的直流偏置电压有3.7V,我想问一下是怎么回事呢,是ths4561这芯片坏了吗?这两种芯片我都是正负5V供电,恳请大佬解答一下,非常感谢!