Datasheet

AD5174
Rev. B | Page 8 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0 128 256 384 512 640 768 896 1023
INL (LSB)
CODE (Decimal)
08718-014
+25°C
–40°C
+125°C
Figure 7. R-INL vs. Code vs. Temperature
0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0 128 256 384 512 640 768 896 1023
DNL (LSB)
CODE (Decimal)
08718-015
+25°C
–40°C
+125°C
Figure 8. R-DNL vs. Code vs. Temperature
700
600
500
400
300
200
100
0
0 128 256 384 512 640 768 896 1023
RHEOSTAT MODE TEMPCO (ppm/°C)
CODE (Decimal)
08718-019
V
DD
/V
SS
= 5V/0V
Figure 9. Tempco ΔR
WA
/ΔT vs. Code
0
0.2
0.4
0.6
0.8
1.0
CURRENT (mA)
VOLTAGE (V)
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
0
8718-023
V
DD
/V
SS
= 5V/0V
Figure 10. Supply Current (I
DD
) vs. Digital Input Voltage
–500
–400
–300
–200
–100
0
100
200
300
400
500
CURRENT (nA)
TEMPERATURE (°C)
–40 –30 –20 –10 0 20 30 40 50 60 70 80 90 100 11010
I
DD
= 5V
I
SS
= 5V
I
DD
= 3V
I
SS
= 3V
08718-018
Figure 11. Supply Current (I
DD
, I
SS
) vs. Temperature
7
0
1
2
3
4
5
6
0 1023850765 935680510 595340 425170 25585
THEORETICAL l
WA_MAX
(mA)
CODE (Decimal)
08718-028
V
DD
/V
SS
= 5V/0V
Figure 12. Theoretical Maximum Current vs. Code