Datasheet
Data Sheet AD5628/AD5648/AD5668
Rev. J | Page 15 of 30
0
–0.30
–0.25
–0.20
–0.15
–0.10
–0.05
–40 1251109580655035205–10–25
ERROR (% FSR)
TEMPERATURE (°C)
FULL-SCALE ERROR
GAIN ERROR
V
DD
= 5V
05302-124
Figure 25. Gain Error and Full-Scale Error vs. Temperature
6
0
1
2
3
4
5
–40 1251109580655035205–10–25
ERROR (mV)
TEMPERATURE (°C)
ZERO-SCALE ERROR
OFFSET ERROR
V
DD
= 5V
05302-125
Figure 26. Zero-Scale Error and Offset Error vs. Temperature
–0.16
–0.26
–0.25
–0.24
–0.23
–0.22
–0.21
–0.20
–0.19
–0.18
–0.17
2.7 5.55.14.74.33.93.53.1
ERROR (% FSR)
V
DD
(V)
FULL-SCALE ERROR
GAIN ERROR
T
A
= 25°C
05302-126
Figure 27. Gain Error and Full-Scale Error vs. Supply Voltage
1.95
1.55
1.60
1.65
1.70
1.75
1.80
1.85
1.90
2.7 5.55.14.7
4.33.93.53.1
ERROR (mV)
V
DD
(V)
ZERO-SCALE ERROR
OFFSET ERROR
T
A
= 25°C
05302-127
Figure 28. Zero-Scale Error and Offset Error vs. Supply Voltage
05302-128
I
DD
WITH EXTERNAL REFERENCE (mA)
NUMBER OF HITS
0.85 0.90
0.95 1.00 1.05
21
18
15
12
9
6
3
0
Figure 29. I
DD
Histogram with External Reference
05302-129
I
DD
WITH INTERNAL REFERENCE (mA)
NUMBER OF HITS
1.65 1.70 1.75 1.80 1.85 1.190
18
16
14
12
10
8
6
4
2
0
Figure 30. I
DD
Histogram with Internal Reference
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