要轨到轨好的
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您要求的器件一般具备两个特质:UNITY-GAIN STABLE 和 RAIL-TO-RAIL,其中RAIL-TO-RAIL注意区分INPUT&OUTPUT
轨至轨输出的,单位增益稳定的可使用OPA1611(单通道)和OPA1612(双通道)这两款。
给你推荐OPA3XX系列(如OPA348)或LMV611,LMV601。都是低电压轨至轨的,带宽在1M上下。低本也低。工艺运放输入阻抗都非常高。
请你问还有什么正详细的要求嘛。