MAX5423ETA Ver la hoja de datos (PDF) - Maxim Integrated
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MAX5423ETA Datasheet PDF : 11 Pages
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256-Tap, Nonvolatile, SPI-Interface,
Digital Potentiometers
Typical Operating Characteristics (continued)
(VDD = 5.0V, TA = +25°C, unless otherwise noted.)
WIPER TRANSIENT AT POWER-ON
MAX5422 toc04
VDD
1V/div
4μs/div
CL = 10pF
TAP = 128
H = VDD
W
1V/div
1.0
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
-40
END-TO-END RESISTANCE %
CHANGE vs. TEMPERATURE
-15
10
35
60
TEMPERATURE (°C)
MAXIMUM WIPER RESISTANCE
vs. TEMPERATURE
700
600
STANDBY SUPPLY CURRENT
vs. TEMPERATURE
1.0
0.9
0.8
0.7
0.6
VDD = 5.25V
0.5
0.4
VDD = 4.0V
0.3
0.2
VDD = 3.0V
0.1
VDD = 2.7V
0
85
-40 -15
10
35
60
85
TEMPERATURE (°C)
SUPPLY CURRENT
vs. DIGITAL INPUT VOLTAGE
600
VDD = 2.7V
500
400 VDD = 3.0V
300 VDD = 4.5V
200 VDD = 5.25V
100
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
THD+N RESPONSE
100
1:1 RATIO
10 20Hz TO 20kHz BANDPASS
1
0.1
0.01
0.001
0.0001
10
100
1k
10k
100k
FREQUENCY (Hz)
500
400
300
200
100
0
0
1
2
3
4
5
DIGITAL INPUT VOLTAGE (V)
INL vs. TAP POSITION
(MAX5422)
2.0
VARIABLE-RESISTOR MODE
1.5 VDD = 2.7V
ISRC = 50μA
1.0
0.5
0
-0.5
-1.0
0
32 64 96 128 160 192 224 256
TAP POSITION
_______________________________________________________________________________________ 5
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