MAX5471 データシートの表示（PDF） - Maxim Integrated
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MAX5471 Datasheet PDF : 12 Pages
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32-Tap, Nonvolatile, Linear-Taper Digital
Potentiometers in SOT23
(VDD = 5.0V, TA = +25°C, unless otherwise noted.)
Typical Operating Characteristics
SUPPLY CURRENT vs. SUPPLY VOLTAGE
0.5
DIGITAL INPUTS = GND OR VDD
0.4
0.3
STATIC SUPPLY CURRENT
vs. TEMPERATURE
0.5
DIGITAL INPUTS = GND OR VDD
0.4
VDD = 5.0V
0.3
10,000
1000
100
SUPPLY CURRENT
vs. DIGITAL INPUT VOLTAGE
VDD = 5.0V
0.2
0.2
10
VDD = 3.0V
0.1
0.1
1
VDD = 3.0V
0
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
SUPPLY VOLTAGE (V)
600
550
500
450
400
350
300
250
200
0
WIPER RESISTANCE
vs. TAP POSITION (MAX5474)
VDD = 3.0V
VDD = 5.0V
5 10 15 20 25 30
TAP POSITION
W-TO-L RESISTANCE
vs. TAP POSITION
100
80
MAX5475
60
40
MAX5474
20
0
0 5 10 15 20 25 30
TAP POSITION
0
-40 -15 10
35
60
85
TEMPERATURE (°C)
0.1
0
1
2
3
4
5
DIGITAL INPUT VOLTAGE (V)
600
550
500
450
400
350
300
250
200
0
WIPER RESISTANCE
vs. TAP POSITION (MAX5475)
VDD = 3.0V
VDD = 5.0V
5 10 15 20 25 30
TAP POSITION
END-TO-END RESISTANCE % CHANGE
vs. TEMPERATURE
0.20
0.15
50kΩ
0.10
0.05
0
100kΩ
-0.05
100kΩ
-0.10
-0.15
50kΩ
-0.20
-40 -15
10
35
60
85
TEMPERATURE (°C)
H-TO-GND RESISTANCE
vs. TAP POSITION
100
80
MAX5472
60
40
TAP-TO-TAP SWITCHING TRANSIENT
INC
5V/div
W
100mV/div
MAX5474
MAX5471
20
0
0 5 10 15 20 25 30
TAP POSITION
CL = 10pF
VH = VDD
TAP 16 TO TAP 15
400ns/div
MAX5475
4 _______________________________________________________________________________________
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