12-bit ADC – a mistake in the LPC4370 datasheet documentation (Rev. 2.3)

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12-bit ADC – a mistake in the LPC4370 datasheet documentation (Rev. 2.3)

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przemyslawbejta
Contributor I

There is an incorrect equation (4) of op amp’s output voltage in the chapter: 13.9.3 Non-inverting single-ended circuit for input 0 V to 3.3 V (page 147).

At the moment we have the following equation:

     Vout = Vcom * R1 / (R1 + R2)

but it should be:

     Vout = Vcom * R1 / (R1 + R2) + Vin_pos * R2 / (R1 + R2)

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soledad
NXP Employee
NXP Employee

Hi,

I will inform this to our documentation team. Thank you for your feedback.

Have a nice day!


Sol

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