MAX5391 データシートの表示（PDF） - Maxim Integrated
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MAX5391 Datasheet PDF : 14 Pages
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MAX5391/MAX5393
Dual 256-Tap, Volatile, Low-Voltage
Linear Taper Digital Potentiometers
Typical Operating Characteristics (continued)
(VDD = 1.8V, TA = +25°C, unless otherwise noted.)
WIPER RESISTANCE
vs. WIPER VOLTAGE
140
120
100
80
VDD = 1.8V
VDD = 5V
VDD = 2.6V
60
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
WIPER VOLTAGE (V)
VARIABLE RESISTOR DNL
vs. TAP POSITION (50kΩ)
0.10
0.08
0.06
0.04
0.02
0
-0.02
-0.04
-0.06
-0.08 IWIPER = 30μA
-0.10
0
51 102 153 204 255
TAP POSITION
VARIABLE RESISTOR INL
vs. TAP POSITION (50kΩ)
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4 IWIPER = 30μA
-0.5
0
51 102 153 204 255
TAP POSITION
END-TO-END RESISTANCE PERCENTAGE
CHANGE vs. TEMPERATURE
0.05
0.04
100kΩ
0.03
0.02
0.01 50kΩ
0
10kΩ
-0.01
-0.02
-0.03
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
VARIABLE RESISTOR DNL
vs. TAP POSITION (100kΩ)
0.10
0.08
0.06
0.04
0.02
0
-0.02
-0.04
-0.06
-0.08 IWIPER = 15μA
-0.10
0
51 102 153 204 255
TAP POSITION
VARIABLE RESISTOR INL
vs. TAP POSITION (100kΩ)
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4 IWIPER = 15μA
-0.5
0
51 102 153 204 255
TAP POSITION
VARIABLE RESISTOR DNL
vs. TAP POSITION (10kΩ)
0.10
0.08
0.06
0.04
0.02
0
-0.02
-0.04
-0.06
-0.08 IWIPER = 150μA
-0.10
0
51 102 153 204 255
TAP POSITION
VARIABLE RESISTOR INL
vs. TAP POSITION (10kΩ)
1.0
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8 IWIPER = 150μA
-1.0
0
51 102 153 204 255
TAP POSITION
0.10
0.08
0.06
0.04
0.02
0
-0.02
-0.04
-0.06
-0.08
-0.10
0
VOLTAGE-DIVIDER DNL
vs. TAP POSITION (10kΩ)
51 102 153 204 255
TAP POSITION
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