MAX5392 데이터 시트보기 (PDF) - Maxim Integrated
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MAX5392 Datasheet PDF : 16 Pages
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Dual, 256-Tap, Volatile, Low-Voltage,
Linear Taper Digital Potentiometer
(VDD = 1.8V, TA = +25°C, unless otherwise noted.)
Typical Operating Characteristics
SUPPLY CURRENT
vs. TEMPERATURE
30
25
20
VDD = 5V
VDD = 2.6V
15
10
VDD = 1.8V
5
0
-40 -20 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
RESISTANCE (W_-TO-L_)
vs. TAP POSITION (10kI)
10
9
8
7
6
5
4
3
2
1
0
0
51 102 153 204 255
TAP POSITION
WIPER RESISTANCE
vs. WIPER VOLTAGE (10kI)
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)
10,000
SUPPLY CURRENT
vs. DIGITAL INPUT VOLTAGE
1000
VDD = 5V
100
VDD = 2.6V
10
VDD = 1.8V
1
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
DIGITAL INPUT VOLTAGE (V)
RESISTANCE (W_-TO-L_)
vs. TAP POSITION (50kI)
50
45
40
35
30
25
20
15
10
5
0
0
51 102 153 204 255
TAP POSITION
END-TO-END RESISTANCE PERCENTAGE
CHANGE vs. TEMPERATURE
0.05
0.04
100kI
0.03
0.02
0.01 50kI
0
10kI
-0.01
-0.02
-0.03
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
30
25
20
15
10
1.7 2.2 2.7 3.2 3.7 4.2 4.7 5.2
VDD (V)
RESISTANCE (W_-TO-L_)
vs. TAP POSITION (100kI)
100
90
80
70
60
50
40
30
20
10
0
0
51 102 153 204 255
TAP POSITION
VARIABLE RESISTOR DNL
vs. TAP POSITION (10kI)
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
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