我使用VCA810做程控放大,输入为信号源产生的正弦波,失真度在0.01%以下,发现VCA810的输出失真度达到了6%,太大了,完全不能接受!
测试工程中输入,输出信号都在范围内,这应该是芯片本身的原因吧?
请问:如何改善?VCA821的输出失真度会好一些吗(没试过)?
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.