打算用ADS1191设计一台心电仪,现在遇到了以下问题,特来求助
1.ADS1191是单信号通道的,但是官网上给的文档完全和ADS1192(双通道)没有区别,不知道是哪个通道不可用?
2.官方文档上TQFP封装是16位Δ-Σ 模数转换器,QFN则是24位Δ-Σ 模数转换器,是文档错误还是确实如此?
3.可编程增益,是如何进行编程的,需要哪些设备?
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