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ManualsBrandsMAXIM INTEGRATED ManualsData collecting ICsData acquisition IC - Digital potentiometer linear Non-permanent uMAX 8
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MAX5420/MAX5421
Digitally Programmable Precision
Voltage Divider for PGAs
4 _______________________________________________________________________________________
0
0.002
0.001
0.004
0.003
0.006
0.005
0.007
-40 10-15 35 60 85
MAX542_A DIVIDER RATIO ACCURACY
vs. TEMPERATURE
MAX5420/21 toc04
TEMPERATURE (
°
C)
RATIO ACCURACY (%)
V
H
= +5V
V
L
= -5V
RATIO = 8
0.0020
0.0015
0.0010
0.0005
0
-40 10-15 35 60 85
MAX542_B DIVIDER RATIO ACCURACY
vs. TEMPERATURE
MAX5420/21 toc05
TEMPERATURE (
°
C)
RATIO ACCURACY (%)
V
H
= +5V
V
L
= -5V
RATIO = 1
-0.0200
-0.0225
-0.0250
-0.0275
-0.0300
-40 10-15 35 60 85
MAX542_B DIVIDER RATIO ACCURACY
vs. TEMPERATURE
MAX5420/21 toc06
TEMPERATURE (°C)
RATIO ACCURACY (%)
V
H
= +5V
V
L
= -5V
RATIO = 2
-0.030
-0.035
-0.040
-0.045
-0.050
-40 10-15 35 60 85
MAX542_B DIVIDER RATIO ACCURACY
vs. TEMPERATURE
MAX5420/21 toc07
TEMPERATURE (
°
C)
RATIO ACCURACY (%)
V
H
= +5V
V
L
= -5V
RATIO = 4
-0.050
-0.055
-0.060
-0.065
-0.070
-40 10-15 35 60 85
MAX542_B DIVIDER RATIO ACCURACY
vs. TEMPERATURE
MAX5420/21 toc08
TEMPERATURE (
°
C)
RATIO ACCURACY (%)
V
H
= +5V
V
L
= -5V
RATIO = 8
0.01
0.0001
4.75 5.00 5.25
MAX542_A RATIO ACCURACY
vs. POSITIVE SUPPLY VOLTAGE
MAX5420/21 toc09
POSITIVE SUPPLY VOLTAGE (V)
RATIO ACCURACY (%)
0.001
V
H
= +3V, V
L
= 0
RATIO = 4
RATIO = 2
RATIO = 1
RATIO = 8
0.1
0.0001
4.75 5.00 5.25
MAX542_B RATIO ACCURACY
vs. POSITIVE SUPPLY VOLTAGE
MAX5420/21 toc10
POSITIVE SUPPLY VOLTAGE (V)
RATIO ACCURACY (%)
0.01
0.001
V
H
= +3V, V
L
= 0
RATIO = 2
RATIO = 1
RATIO = 4
RATIO = 8
0.01
0.0001
-5.25
-2.75 -0.25
MAX542_A RATIO ACCURACY
vs. NEGATIVE SUPPLY VOLTAGE
MAX5420/21 toc11
NEGATIVE SUPPLY VOLTAGE (V)
RATIO ACCURACY (%)
0.001
-4.00
-1.50
V
H
= 5V, V
L
= 0
RATIO = 8
RATIO = 4
RATIO = 1
RATIO = 2
0.1
0.01
0.0001
-5.25
-2.75 -0.25
MAX542_B RATIO ACCURACY
vs. NEGATIVE SUPPLY VOLTAGE
MAX5420/21 toc12
NEGATIVE SUPPLY VOLTAGE (V)
RATIO ACCURACY (%)
0.001
-4.00
-1.50
RATIO = 1
V
H
= 5V, V
L
= 0
RATIO = 8
RATIO = 2
RATIO = 4
Typical Operating Characteristics (continued)
(V
DD
= +5V, V
SS
= -5V, or V
SS
= GND, T
A
= +25°C, unless otherwise noted.) (Note 1)