Datasheet

AD5247 Data Sheet
Rev. F | Page 8 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
CODE (Decimal)
RHEOSTAT MODE INL (LSB)
0
–1.0
0
0.2
1.0
16 32 48
64 80 96 112 128
–0.
8
–0.6
–0.4
–0.2
0.4
0.6
0.8
V
DD
= 2.7V
V
DD
= 5.5V
T
A
= 25
°C
R
AB
= 10kΩ
RHEOSTAT MODE INL (LSB)
03876-002
Figure 4. R-INL vs. Code vs. Supply Voltages
CODE (Decimal)
RHEOSTAT MODE DNL (LSB)
0
–0.5
–0.4
–0.3
–0.2
16 32 48
64 80 96 112 128
–0.1
0
0.1
0.2
0.3
0.4
0.5
V
DD
= 2.7V
V
DD
= 5.5V
T
A
= 25°C
R
AB
= 10kΩ
03876-003
Figure 5. R-DNL vs. Code vs. Supply Voltages
CODE (Decimal)
0
–0.25
0
0.05
0.25
16 32 48
64 80 96 112 128
–0.20
–0.15
–0.10
–0.05
0.
10
0.15
0.20
V
DD
= 2.7V
R
AB
= 10kΩ
POTENTIOMETER MODE INL (LSB)
T
A
= –40°C
T
A
= +25°C
T
A
= +85°C
T
A
= +125°C
T
A
= –40°C
T
A
= +25°C, +85°C, +125°C
03876-004
Figure 6. INL vs. Code vs. Temperature
CODE (Decimal)
POTENTIOMETER MODE DNL (LSB)
0
–0.25
–0.20
–0.15
–0.10
16 32 48
–0.05
0
0.05
0.10
0.15
0.20
0.25
64 80 96 11
2
128
T
A
= –40°C, +25°C, +85°C, +125°C
–40°C
+25°C
+85°C
+125°C
V
DD
= 2.7V
R
AB
= 10kΩ
03876-005
Figure 7. DNL vs. Code vs. Temperature
CODE (Decimal)
0
–0.25
0
0.05
0.25
16 32 48
64 80 96 112 128
–0.20
–0.15
–0.10
–0.05
0.10
0.15
0.20
V
DD
= 2.7V
V
DD
= 5.5V
T
A
= 25°C
R
AB
= 10kΩ
POTENTIOMETER MODE INL (LSB)
03876-006
Figure 8. INL vs. Code vs. Supply Voltages
CODE (Decimal)
0
–0.25
0
0.05
0.25
16 32 48
64 80 96 112 128
–0.20
–0.15
–0.10
–0.05
0.10
0.15
0.20
T
A
= 25°C
R
AB
= 10kΩ
POTENTIOMETER MODE DNL (LSB)
V
DD
= 2.7V
V
DD
= 5.5V
V
DD
= 2.7V
V
DD
= 5.5V
03876-007
Figure 9. DNL vs. Code vs. Supply Voltages