Datasheet

Data Sheet AD5290
Rev. C | Page 11 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
1.0
–1.0
0
04716-029
CODE (Decimal)
RHEOSTAT MODE INL (LSB)
256
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
32 64 96 128 160 192 224
V
DD
= 16.5V
–40°C
+25°C
+125°C
Figure 5. Resistance Step Position Nonlinearity Error vs. Code
1.0
–1.0
0
04716-030
CODE (Decimal)
RHEOSTAT MODE DNL (LSB)
256
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
32 64 96 128 160 192 224
V
DD
= 16.5V
–40°C
+25°C
+125°C
Figure 6. Resistance Step Change Differential Nonlinearity Error vs. Code
1.0
–1.0
0
04716-031
CODE (Decimal)
POTENTIOMETER MODE INL (LSB)
256
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
32 64 96 128 160 192 224
V
DD
= 16.5V
–40°C
+25°C
+125°C
Figure 7. Potentiometer Divider Nonlinearity Error vs. Code
1.0
–1.0
0
04716-032
CODE (Decimal)
POTENTIOMETER MODE DNL (LSB)
256
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
32 64 96 128 160 192 224
V
DD
= 16.5V
–40°C
+25°C
+125°C
Figure 8. Potentiometer Divider Differential Nonlinearity Error vs. Code
20
–4
–40
04716-005
TEMPERATURE (°C)
SUPPLY CURRENT (µA)
16
12
8
4
0
–20 0 20 40 60 80 100 120
I
DD
@ V
DD
/V
SS
= 30V/0V
I
DD
@ V
DD
/V
SS
= ±15V
I
SS
@ V
DD
/V
SS
= 30V/0V
I
SS
@ V
DD
/V
SS
= ±15V
Figure 9. Supply Current I
DD
vs. Temperature
–40
04716-007
TOTAL RESISTANCE, R
AB
(kΩ)
–20 0 20 40 60 80 100 120
120
100
80
60
40
20
0
TEMPERATURE (°C)
10kΩ
50kΩ
100kΩ
V
DD
/V
SS
= ±15V
Figure 10. Total Resistance vs. Temperature