ADC converts negative voltage?

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ADC converts negative voltage?

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mmm
Contributor I
Does the ADC convert negative voltage? If so, where is the negative bit stored?
Thanks
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peg
Senior Contributor IV
Hi Katback,


KATBACK wrote:
Does the ADC convert negative voltage?



Answer: No!



KATBACK wrote:
If so, where is the negative bit stored?


Answer: Not Applicable!

If you have a signal that goes positive and negative you usually use an op-amp to "level shift" it up so that the entire range of the signal now falls between 0v and Vcc

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