Datasheet

0 ... 111
0 ... 101
0 ... 100
0 ... 011
0 ... 010
0 ... 001
0 ... 000
0
1 2
3
4
5
Digital Output Code
Analog Input Value (LSB)
0 ... 110
6
7
At Transition
011/100
(–½ LSB)
At Transition
001/010 (–1/4 LSB)
Actual
Transition
Ideal
Transition
End-Point Lin. Error
175
RM57L843
www.ti.com SPNS215C –FEBRUARY 2014–REVISED JUNE 2016
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Peripheral Information and Electrical SpecificationsCopyright © 2014–2016, Texas Instruments Incorporated
The integral nonlinearity error shown in Figure 7-12 (sometimes referred to as linearity error) is the
deviation of the values on the actual transfer function from a straight line.
A. 1 LSB = (AD
REFHI
– AD
REFLO
)/2
12
Figure 7-12. Integral Nonlinearity (INL) Error
(A)