Description: 555 timer is a kind of analog circuits and digital circuits combined with the medium-scale Jicheng device, its excellent performance and broad scope of application, Waibu plus a small amount of resistance Yung Jie components 可以 easily Zucheng Shan steady trigger and multivibrator devices, and external components can be formed without Schmitt trigger. Therefore, time integration of 555 pulses are widely used in the production and transformation, measurement and control and so on.
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555定时器构成的多谐振荡器.doc
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