Datasheet

Data Sheet AD5725
Rev. C | Page 11 of 20
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
0
500 1000 1500 2000
2500 3000
3500
4000
DAC (Code)
INL ERROR (LSB)
DAC A
DAC B
DAC C
DAC D
AV
DD
= +15V
AV
SS
= –15V
V
REFP
= +10V
V
REFN
= –10V
T
A
= 25°C
06442-025
Figure 13. Channel-to-Channel Matching (V
SUPPLY
= ±15 V)
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
0 500 1000 1500 2000 2500
3000 3500 4000
DAC (Code)
INL ERROR (LSB)
AV
DD
= 5V
AV
SS
= 0V
V
REFP
= 2.5V
V
REFN
= 0V
T
A
= 25°C
DAC A
DAC B
DAC C
DAC D
06442-026
Figure 14. Channel-to-Channel Matching (V
SUPPLY
= +5 V)
16
0
–7 13
V
REFP
(V)
I
DD
(mA)
14
12
10
8
6
4
2
–5 –3 –1 1 3 5 7 9 11
AV
DD
= +15V
AV
SS
= –15V
V
REFN
= –10V
DIGITAL INPUTS HIGH
T
A
= 25°C
06442-027
Figure 15. I
DD
vs. V
REFP
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
0
500 1000
1500
2000 2500 3000 3500
4000
DAC (Code)
INL ERROR (LSB)
+85°C
+25°C
–40°C
06442-028
AV
DD
= +15V
AV
SS
= –15V
V
REFP
= +10V
V
REFN
= –10V
Figure 16. INL vs. DAC Code
0.20
–0.20
0
500
1000
1500
2000 2500
3000 3500 4000
DAC (Code)
DNL ERROR (LSB)
+85°C
+25°C
–40°C
AV
DD
= +15V
AV
SS
= –15V
V
REFP
= +10V
V
REFN
= –10V
0.15
0.10
0.05
0
–0.05
–0.10
–0.15
06442-042
Figure 17. DNL vs. DAC Code
1.7995
–0.0005
0 4000
DAC (Code)
IV
REFP
(mA)
1.5995
1.3995
1.1995
0.9995
0.7995
0.5995
0.3995
0.1995
500 1000 1500 2000 2500 3000 3500
V
REFP
= +10V
V
REFN
= –10V
T
A
= 25°C
AV
DD
= +15V
AV
SS
= –15V
06442-029
Figure 18. IV
REFP
vs. DAC Code