AT90PWM2/3/2B/3B
Figure 21-11. Gain Error
Gain
Error
Output Code
Ideal ADC
Actual ADC
VREF
Input Voltage
•
Integral Non-linearity (INL): After adjusting for offset and gain error, the INL is the maximum
deviation of an actual transition compared to an ideal transition for any code. Ideal value: 0
LSB.
Figure 21-12. Integral Non-linearity (INL)
Output Code
Ideal ADC
Actual ADC
VREF Input Voltage
•
Differential Non-linearity (DNL): The maximum deviation of the actual code width (the
interval between two adjacent transitions) from the ideal code width (1 LSB). Ideal value: 0
LSB.
243
4317J–AVR–08/10