您好,我现在设计一款耳放,计划采用OPA2134+TPA6120A2来设计 ,需要做平衡输出与普通的耳机输出。TPA6120A2内部有两个放大,我用两颗芯片放大四路差分信号做平衡输出,再单独用一颗做普通的耳放 ,请问这样的设计思路可行吗?有没有办法只用两颗TPA6120A2就实现以上功能?或者说OPA2134直接支持平衡输出,再用一颗TPA6120A2实现普通输出?
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