Rainbow Electronics DS1855 User Manual
Page 13
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DS1855
13 of 20
ANALOG RESISTOR CHARACTERISTICS (-40°C to +85°C; V
CC
= 2.7V to 5.5V)
PARAMETER
SYMBOL
CONDITION
MIN
TYP
MAX
UNITS NOTES
Resistor Inputs
L, H, W
GND -
0.3
V
CC
+0.3
V
Wiper Resistance
R
W
3.0V
5.0V
400
250
1000
600
W
Wiper Current
I
W
2
mA
End-to-End Resistance
+25
°
C
-20
+20
%
Absolute Linearity
10k
W/100 pos.
10k
W/256 pos.
20k
W/256 pos.
50k
W/256 pos.
100k
W/256 pos.
-0.75
-0.75
-1.0
-1.5
-2.25
0.75
0.75
1.0
1.5
2.25
LSB
9
Relative Linearity
10k
W/100 pos.
all other pots
-0.25
-0.5
+0.25
0.5
LSB
10
-3dB Cutoff
Frequency
f
cutoff
DS1855-010
1
MHz
End-to-End Temp.
Coefficient
750
ppm/°C
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