Data Sheet
AD5290
TYPICAL PERFORMANCE CHARACTERISTICS
1.0
1.0
0.8
V
= 16.5V
V
= 16.5V
DD
DD
0.8
0.6
–40°C
+25°C
+125°C
–40°C
+25°C
+125°C
0.6
0.4
0.4
0.2
0.2
0
0
–0.2
–0.4
–0.6
–0.8
–1.0
–0.2
–0.4
–0.6
–0.8
–1.0
0
32
64
96
128
160
192
224
256
0
32
64
96
128
160
192
224
256
CODE (Decimal)
CODE (Decimal)
Figure 5. Resistance Step Position Nonlinearity Error vs. Code
Figure 8. Potentiometer Divider Differential Nonlinearity Error vs. Code
20
1.0
V
= 16.5V
DD
0.8
0.6
I
@ V /V = 30V/0V
DD DD SS
–40°C
+25°C
+125°C
16
12
8
I
@ V /V = ±15V
DD SS
DD
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
4
I
@ V /V = 30V/0V
DD SS
SS
0
I
@ V /V = ±15V
DD SS
SS
–4
–40
–20
0
20
40
60
80
100
120
0
32
64
96
128
160
192
224
256
TEMPERATURE (°C)
CODE (Decimal)
Figure 6. Resistance Step Change Differential Nonlinearity Error vs. Code
Figure 9. Supply Current IDD vs. Temperature
1.0
V
= 16.5V
120
100
80
60
40
20
0
V
/V = ±15V
DD SS
DD
0.8
0.6
100kΩ
–40°C
+25°C
+125°C
0.4
0.2
0
50kΩ
–0.2
–0.4
–0.6
–0.8
–1.0
10kΩ
–40
–20
0
20
40
60
80
100
120
0
32
64
96
128
160
192
224
256
TEMPERATURE (°C)
CODE (Decimal)
Figure 7. Potentiometer Divider Nonlinearity Error vs. Code
Figure 10. Total Resistance vs. Temperature
Rev. C | Page 11 of 20
ADI [ ADI ]
