EFM32G290 Datasheet, PDF (37/72 Pages) Silicon Laboratories – Wake-up Interrupt Controller

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Figure 3.28. Differential Non-Linearity (DNL)
Di g i t al
ouput
code
4095
4094
4093
4092
5
4
3
2
1
0
DNL= | [(V_{D+ 1} - V_D)/ V_LSBIDEAL] - 1| where 0 < D < 2^N - 2
Full Scale Range
Example: Adjacent
input value VD+ 1
corrresponds to digital
output code D+ 1
Example: Input value
VD corrresponds to
digital output code D
Actual transfer
function with one
missing code.
Ideal transfer
curve
Code width = 2 LSB
DNL= 1 LSB
0.5
LSB
Ideal spacing
between two
adjacent codes
VLSBIDEAL= 1 LSB
Ideal 50%
Transition Point
Ideal Code Center
Analog Input
2015-05-22 - EFM32G290FXX - d0007_Rev1.90
37
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