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ISL23418 Datasheet, PDF (5/20 Pages) Intersil Corporation – Single, 128-Tap, Low Voltage Digitally Controlled Potentiometer (XDCP™)
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ISL23418
Analog Specifications VCC = 2.7V to 5.5V, VLOGIC = 1.2V to 5.5V over recommended operating conditions unless otherwise stated.
Boldface limits apply over the operating temperature range, -40°C to +125°C. (Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
(Note 20)
TYP
(Note 8)
MAX
(Note 20)
UNITS
DNL Differential Non-linearity, Guaranteed W, U, T option
(Note 12) Monotonic
-0.5
±0.15
+0.5
LSB
(Note 9)
FSerror Full-scale Error
(Note 11)
W option
-2.5
-1.5
0
LSB
(Note 9)
U, T option
-1.0
-0.7
0
LSB
(Note 9)
ZSerror Zero-scale Error
(Note 10)
W option
0
-1.5
2.5
LSB
(Note 9)
U, T option
0
-0.7
1.0
LSB
(Note 9)
TCV Ratiometric Temperature Coefficient W option, Wiper Register set to 40 hex
8
(Note 14)
U option, Wiper Register set to 40 hex
4
ppm/°C
ppm/°C
T option, Wiper Register set to 40 hex
2.3
ppm/°C
tLS_Settling Large Signal Wiper Settling Time
fcutoff -3dB Cutoff Frequency
From code 0 to 7F hex
Wiper at middle point W option
Wiper at middle point U option
300
ns
1200
kHz
250
kHz
Wiper at middle point T option
120
kHz
RHEOSTAT MODE (Measurements between RW and RL pins with RH not connected, or between RW and RH with RL not connected)
RINL Integral Non-linearity, Guaranteed
(Note 18) Monotonic
W option; VCC = 2.7V to 5.5V
-1.0
±0.5
+1.0
MI
(Note 15)
W option; VCC = 1.7V
±3.0
MI
(Note 15)
U, T option; VCC = 2.7V to 5.5V
-0.5
±0.15
+0.5
MI
(Note 15)
U, T option; VCC = 1.7V
±1.0
MI
(Note 15)
RDNL Differential Non-linearity, Guaranteed W option; VCC = 2.7V to 5.5V
(Note 17) Monotonic
-0.5
±0.15
+0.5
MI
(Note 15)
W option; VCC = 1.7V
±0.4
MI
(Note 15)
U, T option; VCC = 2.7V to 5.5V
-0.5
±0.15
+0.5
MI
(Note 15)
U, T option; VCC = 1.7V
±0.4
MI
(Note 15)
Roffset Offset, Wiper at 0 Position
(Note 16)
W option; VCC = 2.7V to 5.5V
0
1.8
3.0
MI
(Note 15)
W option; VCC = 1.7V
3.0
MI
(Note 15)
U, T option; VCC = 2.7V to 5.5V
0
0.3
1
MI
(Note 15)
U, T option; VCC = 1.7V
0.5
MI
(Note 15)
5
FN7901.0
August 3, 2011
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