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https://e2e.ti.com/support/amplifiers-group/amplifiers/f/amplifiers-forum/598238/opa388-why-opa388-don-t-have-1-f-noise
为什么OPA388没有1/f噪声？
最大，
OPA388是斩波稳定运算放大器-所有此类运算放大器都包括自动校正电路，可主动纠正所有错误源，如输入偏移电压和偏移偏移。 此自动校准操作还有效地消除1/f噪声，这就是噪声图中未显示闪烁噪声的原因。
