Figure 12. Integral Linearity Error Representation - ST STM32 Application Note

AN2834 ADC errors

Figure 12. Integral linearity error representation

1. The integral linearity error, E , is shown in magenta.
L
Example
If the first transition from 0 to 1 occurs at 550 µV and the last transition (0xFFE to 0xFFF)
occurs at 3.298435 V (gain error), then the line on the transfer curve that connects the
actual digital codes 0x1 and 0xFFF is the endpoint correlation line.
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