ISL23328 Datasheet, PDF (11/20 Pages) Intersil Corporation – Dual, 128-Tap, Low Voltage Digitally Controlled Potentiometer (XDCP™)

ISL23328
Typical Performance Curves (Continued)
0.30
0.08
0.15
0.04
0.00
0.00
-0.15
-0.04
-0.30
0
32
64
96
128
TAP POSITION (DECIMAL)
FIGURE 9. 10kΩ RINL vs TAP POSITION, V_CC = 3.3V, +25°C
-0.08
0
32
64
96
128
TAP POSITION (DECIMAL)
FIGURE 10. 50kΩ RINL vs TAP POSITION, V_CC = 3.3V, +25°C
100
+125°C
+25°C
80
60
40
-40°C
20
120
100
+25°C
+125°C
80
60
-40°C
40
20
0
0
32
64
96
128
TAP POSITION (DECIMAL)
FIGURE 11. 10kΩ WIPER RESISTANCE vs TAP POSITION, V_CC = 3.3V
0
0
32
64
96
128
TAP POSITION (DECIMAL)
FIGURE 12. 50kΩ WIPER RESISTANCE vs TAP POSITION, V_CC = 3.3V
200
150
100
50
0
15
43
71
99
127
TAP POSITION (DECIMAL)
FIGURE 13. 10kΩ TCv vs TAP POSITION, V_CC = 3.3V
11
40
30
20
10
0
15
43
71
99
127
TAP POSITION (DECIMAL)
FIGURE 14. 50kΩ TCv vs TAP POSITION, V_CC = 3.3V
FN7902.0
August 19, 2011