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Does SCL, SDA input need to filter potential giltch or noise

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bradyue

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i2c glitch

Dose SCL, SDA input need to filter the potential giltch or noise?
i saw some design do that...
 

I2C implement help

I would at least use input pads with a schmiddt trigger
 

I2C implement help

Glitches can be particularly a problem in a design selfclocked from both signals. If an additional system clock is used, it shouldn't be an issue.
 

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