ISL22326_15 Datasheet, PDF (10/17 Pages) Intersil Corporation – Low Noise, Low Power, I2C™ Bus, 128 Taps

ISL22326
Typical Performance Curves (Continued)
1.0
0.5
0.0 _{VCC = 5.5V}
-0.5
V_CC = 2.7V
50k
10k
-1.0
-40 -20
0
20
40
60
80 100 120
TEMPERATURE (ºC)
FIGURE 9. END TO END R_TOTAL % CHANGE vs
TEMPERATURE
105
90
75
60
45
30 50k
10k
15
0
16
36
56
76
96
TAP POSITION (DECIMAL)
FIGURE 10. TC FOR VOLTAGE DIVIDER MODE IN ppm
300
250
200
150
50k
10k
100
50
0
16
36
56
76
96
TAP POSITION (DECIMAL)
FIGURE 11. TC FOR RHEOSTAT MODE IN ppm
INPUT
OUTPUT
WIPER AT MID POINT (POSITION 40h)
R_TOTAL = 9.5k
FIGURE 12. FREQUENCY RESPONSE (2.6MHz)
SIGNAL AT WIPER
(WIPER UNLOADED)
WIPER MID POINT MOVEMENT
FROM 3Fh TO 40h
FIGURE 13. MIDSCALE GLITCH, CODE 3Fh TO 40h
SCL
SIGNAL AT WIPER
(WIPER UNLOADED MOVEMENT
FROM 7Fh TO 00h)
FIGURE 14. LARGE SIGNAL SETTLING TIME
10
FN6176.3
September 9, 2015