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Schmitt trigger with programmable hysteresis

2017-09-02 00:27  
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CA 3088 is used as a versatile Schmitt trigger. The size of the hysteresis levels is determined by Ia that flows out of the amplifier`s output and through R2. Increasing Ia increases hysteresis and vice versa
Schmitt trigger with programmable hysteresis

The positive and negative hysteresis levels are symmetrical about 0 V.

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