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请问做过零比较时，两个输入端需要串联电阻吗？我是将反向端直接接到GND，正向端用电源给一个固定电压0.1V，不串联电阻时，正输入端要给到0.5V，输出才不振荡，不清楚啥原因
您好，建议您用示波器查一下两路输入信号。另外芯片供电电源是否干净稳定，芯片电源引脚根部是否摆放退耦电容。
