Datasheet

AD5273
Rev. H | Page 9 of 24
61234 5
SUPPLY VOLTAGE (V)
0.025
0.020
0
0
POTENTIOMETER MODE LINEARITY (LSB)
0.015
0.010
0.005
03224-009
T
A
= 25°C
R
AB
= 10kΩ
CODE = 0x20
Figure 9. INL vs. Supply Voltage
SUPPLY VOLTAGE (V)
0.4
0.3
–0.1
06
RHEOSTAT MODE LINEARITY (LSB)
1234 5
0.2
0.1
0
03224-010
T
A
= 25°C
R
AB
= 10kΩ
CODE = 0x20
Figure 10. R
INL
vs. Supply Voltage
TEMPERATURE (°C)
0
–1.0
–40 100–20
FSE (LSB)
020406080
–0.6
–0.5
–0.4
–0.3
–0.2
–0.1
–0.8
–0.7
–0.9
03224-011
R
AB
= 10kΩ
V
DD
= 3V
V
DD
= 5V
Figure 11. Full-Scale Error
TEMPERATURE (°C)
1.0
0
–40 100–20
ZSE (LSB)
020406080
0.4
0.5
0.6
0.7
0.8
0.9
0.2
0.3
0.1
03224-012
R
AB
= 10kΩ
V
DD
= 3V
V
DD
= 5V
Figure 12. Zero-Scale Error
TEMPERATURE (°C)
0.16
0.04
–55 115–35 –15
SUPPLY CURRENT (μA)
5 25456585105
0.08
0.10
0.12
0.14
0.06
03224-013
V
DD
= 5.5V
R
AB
= 10kΩ
Figure 13. Supply Current vs. Temperature
INPUT LOGIC VOLTAGE (V)
10
0.0001
061
SUPPLY CURRENT (mA)
2345
0.001
0.01
0.1
1
03224-014
T
A
= 25°C
R
AB
= 10kΩ
ALL DIGITAL
PINS TIED
TOGETHER
V
DD
= 5V
V
DD
= 2.7V
Figure 14. Supply Current vs. Digital Input Voltage