
DS1854
Dual Temperature-Controlled Resistors with
Two Monitors
6 _____________________________________________________________________
RESISTOR 1 DNL (LSB)
DS1854 toc08
RESISTOR 1 DNL (LSB)
-0.15
-0.05
0.05
0.15
0.25
-0.25
POSITION
225200150 17550 75 100 125250 250
DS1854 toc11
51.90
52.00
52.10
52.20
52.30
52.40
51.80
POSITION FFH RESISTANCE vs. TEMPERATURE
TEMPERATURE (°C)
RESISTANCE (kΩ)
80655035205-10-25-40 95
PPM vs. POSITION
DS1854 toc12
POSITION
ppm/°C
25020050 100 150
-10
40
90
140
190
240
290
340
-60
0 300
+25°C TO +85°C
+25°C TO -40°C
RESISTANCE vs. POWER-UP VOLTAGE
+25°C
DS1854 toc09
POWER-UP VOLTAGE (V)
RESISTANCE (kΩ)
4321
50
100
150
200
250
300
0
05
POSITION 00H RESISTANCE vs. TEMPERATURE
DS1854 toc10
TEMPERATURE (°C)
RESISTANCE (kΩ)
80655035205-10-25
0.96
0.97
0.98
0.99
1.00
0.95
-40 95
RESISTOR 1 INL (LSB)
DS1854 toc07
POSITION
RESISTOR 1 INL (LSB)
225200150 17550 75 100 12525
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
-0.5
0 250
RESISTOR 0 DNL (LSB)
DS1854 toc06
RESISTOR 0 DNL (LSB)
-0.15
-0.05
0.05
0.15
0.25
-0.25
POSITION
225200150 17550 75 100 125250 250
Typical Operating Characteristics (continued)
(V
CC
= 5.0V, T
A
= +25°C, unless otherwise noted.)
RESISTOR 0 INL (LSB)
DS1854 toc05
POSITION
RESISTOR 0 INL (LSB)
225200150 17550 75 100 12525
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
-0.5
0 250
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