NXP Semiconductors MC9S12G - Page 1197

Electrical Characteristics
MC9S12G Family Reference Manual Rev.1.27
NXP Semiconductors 1199
A.4.3.1 ADC Accuracy Definitions
For the following definitions see also Figure A-1.
Differential non-linearity (DNL) is defined as the difference between two adjacent switching steps.
The integral non-linearity (INL) is defined as the sum of all DNLs:
DNL i
V
i
V
i1–
–
1LSB
--------------------------
1–=
INL n DNL i
i1=
n

V
n
V
0
–
1LSB
---------------------
n–==