ISL22319 Datasheet, PDF (8/13 Pages) Intersil Corporation – Single Digitally Controlled Potentiometer XDCP

ISL22319
Typical Performance Curves (Continued)
1.30
10k
1.10
0.90
0.70
0.50
V_CC = 5.5V
0.30
V_CC = 2.7V
0.10
50k
-0.10
-0.30
-40 -20
0
20 40 60 80 100 120
TEMPERATURE (ºC)
FIGURE 5. ZSerror vs TEMPERATURE
0.00
-0.30
50k
-0.60
V_CC = 2.7V
VCC = 5.5V
-0.90
10k
-1.20
-1.50
-40 -20
0
20 40 60 80 100 120
TEMPERATURE (ºC)
FIGURE 6. FSerror vs TEMPERATURE
1.0
V_CC = 2.7V
0.5
50k
0.0
-0.5
V_CC = 5.5V
10k
-1.0
-40 -20
0
20 40 60 80 100 120
TEMPERATURE (ºC)
FIGURE 7. END-TO-END R_TOTAL% CHANGE vs
TEMPERATURE
105
90
10k
75
60
45
30 50k
15
0
16
36
56
76
96
TAP POSITION (DECIMAL)
FIGURE 8. TC FOR VOLTAGE DIVIDER MODE IN ppm
SIGNAL AT WIPER
(WIPER UNLOADED
FIGURE 9. MIDSCALE GLITCH, CODE 3Fh TO 40h
8
SIGNAL AT WIPER
(WIPER UNLOADED MOVEMENT
FROM 7Fh TO 00h)
FIGURE 10. LARGE SIGNAL SETTLING TIME
FN6310.1
September 9, 2009