ADC Resolution Calculator

Calculates the ideal ADC LSB size from the input-voltage span and ADC bit depth

\(R = \frac{V_{span}}{2^N}\)

Instructions: Select the variable you want to solve for, and fill in the others.

Solve Symbol Input Value Unit Description
\(R\)
\(V\) ADC resolution / LSB size
\(V_{span}\)
\(V\) Full-scale input voltage span
\(N\)
- ADC bit depth

References