Datasheet

AD5259 Data Sheet
Rev. C | Page 8 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
V
DD
= V
LOGIC
= 5.5 V, R
AB
= 10 kΩ, T
A
= +25°C; unless otherwise noted.
1.5
1.3
1.1
0.9
0.7
0.5
0.3
0.1
–
0.1
–
0.3
–0.5
0 25622419216012896
6432
05026-015
CODE (Decimal)
RHEOSTAT MODE INL (LSB)
2.7V
5.5V
Figure 6. R-INL vs. Code vs. Supply Voltage
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0 256224192160128966432
05026-017
CODE (Decimal)
RHEOSTAT MODE DNL (LSB)
2.7V
5.5V
Figure 7. R-DNL vs. Code vs. Supply Voltage
0.25
0.20
0.15
0.10
0.05
0
–0.05
–0.10
–0.15
–0.20
–0.25
0 256224
192160128966432
05026-010
CODE (Decimal)
POTENTIOMETER MODE INL (LSB)
T
A
= –40°C
T
A
= +25°C
T
A
= +85°C
Figure 8. INL vs. Code vs. Temperature
0.25
0.20
0.15
0.10
0.05
0
–0.05
–0.10
–
0.15
–
0.20
–0.25
0 256224192
160
12896
64
32
05026-012
CODE (Decimal)
POTENTIOMETER MODE DNL (LSB)
–40°C
+25°
C
+85°
C
Figure 9. DNL vs. Code vs. Temperature
0.25
0.20
0.15
0.10
0.05
0
–0.05
–0.10
–0.15
–0.20
–0.25
0
256224192
160128966432
05026-011
CODE (Decimal)
POTENTIOMETER MODE INL (LSB)
5.5V
2.7V
Figure 10. INL vs. Supply Voltages
0.25
0.20
0.15
0.10
0.05
0
–0.05
–0.10
–0.15
–0.20
–0.25
0 256224192
160128966432
05026-013
CODE (Decimal)
POTENTIOMETER MODE DNL (LSB)
5.5V
2.7V
Figure 11. DNL vs. Code vs. Supply Voltage