What to do best with analog inputs?

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What to do best with analog inputs?

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nick_jung
Contributor I

Hi, I'm using the MC56F8323VFBE and I'm keen to know what to do best with my unused ANA3-6 inputs? Can I put them on low and pull them to GND to minimize EMI? Cheers from Germany

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xiangjun_rong
NXP TechSupport
NXP TechSupport

Hi, Nick,

The ANA3~6 of MC56F8323 are analog input pins, they do not generate EMI signal I think. Anyway, I suggest you connect 5K~10K ohm pull-down resistor for the analog ADC channels pin to protect the chip from high voltage for example ESD voltage.

Hope it can help you

BR

Xiangjun Rong

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