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单电源供电低功耗放大器的选型问题

Other Parts Discussed in Thread: OPA314, TLV6001, OPA348, OPA333, TLV333, OPA191

目前需要使用单电源3.3V直流供电的低功耗放大器,输入信号为3.3V供电的20~100欧姆的电阻变化的电阻进行电压采集(串联8k(自选)的电阻,电压变化为8~40mV),理想放大50倍可以得到0.4~2V的电压变化,采样频率50Hz。采集的电压送至STM32的进行AD转换。目前自己选出的芯片有TLV6001,OPA314,OPA348。能否提供符合条件的最优方案