主题中讨论的其他器件: CD404040B、 SN74LVC1GX04、 SN74LVC1G80
您好!
我的客户使用 NE555提供50Hz 振荡器输出、但他们发现频率从49.5Hz 摆动到50.5Hz。
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您好!
我的客户使用 NE555提供50Hz 振荡器输出、但他们发现频率从49.5Hz 摆动到50.5Hz。