ISL22317 Datasheet, PDF (8/15 Pages) Intersil Corporation – Precision Single Digitally Controlled Potentiometer (XDCP™)

ISL22317
Typical Performance Curves (Continued)
2
T = +25°C
1
V_CC = 2.7V
3
T = +25°C
2
0
1
V_CC = 5.5V
-1
V_CC = 5.5V
0
V_CC = 2.7V
-2
0
20
40
60
80
100
120
TAP POSITION (DECIMAL)
FIGURE 5. DNL vs TAP POSITION IN RHEOSTAT MODE FOR
100kΩ (T)
-1
0
20
40
60
80
100
120
TAP POSITION (DECIMAL)
FIGURE 6. DNL vs TAP POSITION IN RHEOSTAT MODE FOR
10kΩ (W)
1.6
V_CC = 5.5V
1.2
0.8
0.4
0.0
V_CC = 2.7V
-0.4
-40 -20
0
20 40 60 80 100 120
TEMPERATURE (ºC)
FIGURE 7. R_TOTAL ERROR vs TEMPERATURE FOR 100kΩ (T)
1.0
0.5
V_CC = 2.7V
0.0
V_CC = 5.5V
-0.5
-1.0
-40 -20
0
20 40 60 80 100 120
TEMPERATURE (ºC)
FIGURE 8. R_TOTAL ERROR vs TEMPERATURE FOR 10kΩ (W)
0.30
T = +25°C
0.15
0
V_CC = 2.7V
-0.15
-0.30
0
V_CC = 5.5V
20
40
60
80
100
120
TAP POSITION (DECIMAL)
FIGURE 9. INL vs TAP POSITION IN VOLTAGE DIVIDER
MODE FOR 100kΩ (T)
0.30
T = +25°C
0.15
V_CC = 5.5V
0
-0.15
V_CC = 2.7V
-0.30
0
20
40
60
80
100
120
TAP POSITION (DECIMAL)
FIGURE 10. INL vs TAP POSITION IN VOLTAGE DIVIDER
MODE FOR 10kΩ (W)
8
FN6912.0
May 26, 2009