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ISL22343_15 Datasheet, PDF (11/19 Pages) Intersil Corporation – Low Noise, Low Power, I2C Bus, 256 Taps | |||
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ISL22343
Typical Performance Curves (Continued)
0.5
VCC = 5.5V
0.25
T = +25°C
0
-0.25
VCC = 2.25V
-0.50
0
50
100
150
200
250
TAP POSITION (DECIMAL)
FIGURE 7. DNL vs TAP POSITION IN RHEOSTAT MODE FOR
10kï (W)
2.0
T = +25°C
1.5
VCC = 2.25V
1.0
0.5
0
VCC = 5.5V
-0.5
0
50
100
150
200
250
TAP POSITION (DECIMAL)
FIGURE 8. INL vs TAP POSITION IN RHEOSTAT MODE FOR
10kï (W)
1.60
200
10k
1.20
160
0.80
5.5V
10k
120
0.40
80
0.00
2.25V
50k
-0.40
-40
0
40
80
120
TEMPERATURE (ºC)
FIGURE 9. END TO END RTOTAL % CHANGE vs
TEMPERATURE
40
50k
0
16
66
116
166
216 266
TAP POSITION (DECIMAL)
FIGURE 10. TC FOR VOLTAGE DIVIDER MODE IN ppm
500
400
10k
300
200
100
50k
0
16
66
116
166
216
TAP POSITION (DECIMAL)
FIGURE 11. TC FOR RHEOSTAT MODE IN ppm
11
INPUT
OUTPUT
WIPER AT MID POINT (POSITION 80h)
RTOTAL = 10kï
FIGURE 12. FREQUENCY RESPONSE (1MHz)
FN6423.2
August 17, 2015
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