Analog Devices UG-185, User Manual, Page: 8 / 16

UG-185 Evaluation Board User Guide
Rev. 0 | Page 8 of 16
EVALUATION BOARD PERFORMANCE
The following data demonstrates the measured linearity performance of the AD5791 evaluation board circuit. The board is powered from
V
DD
= +15 V, V
SS
= −15 V, and V
REF
= +5 V.
1
0.8
0.6
0.4
0.2
–0.8
–0.6
–0.4
–0.2
0
–1
0 200k 400k 600k 800k 1M
INL
E
RRO
R
(L
S
B
)
DAC CODE
09
29
0-
0
07
Figure 7. INL Error vs. DAC Code
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
–0.6
–1.0
–0.9
–0.8
–0.7
0 100k 200k 300k 400k 500k 600k 700k 800k 900k 1M 1,048,575
DNL
E
RRO
R (
L
S
B
s)
DAC CODE
09
29
0-
0
08
Figure 8. DNL Error vs. DAC Code