Datasheet

MAX5494–MAX5499
10-Bit, Dual, Nonvolatile, Linear-Taper
Digital Potentiometers
6 _______________________________________________________________________________________
Typical Operating Characteristics
(V
DD
= +5.0V, V
SS
= 0, T
A
= +25°C, unless otherwise noted.)
DIFFERENTIAL NONLINEARITY
vs. CODE (VARIABLE RESISTOR)
MAX5494 toc01
CODE
DNL (LSB)
896768512 640256 384128
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
01024
V
DD
= 3V
INTEGRAL NONLINEARITY
vs. CODE (VARIABLE RESISTOR)
MAX5494 toc02
CODE
INL (LSB)
896768512 640256 384128
-1.0
-0.5
0
0.5
1.0
1.5
-1.5
0 1024
V
DD
= 3V
MAXIMUM DIFFERENTIAL NONLINEARITY
vs. SUPPLY VOLTAGE (VARIABLE RESISTOR)
MAX5494 toc03
V
DD
(V)
DNL (LSB)
4.54.03.53.0
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
2.5 5.0
MAXIMUM INTEGRAL NONLINEARITY
vs. SUPPLY VOLTAGE (VARIABLE RESISTOR)
MAX5494 toc04
V
DD
(V)
INL (LSB)
4.54.03.53.0
-1.5
-1.0
-0.5
0
0.5
1.0
-2.0
2.5 5.0
DIFFERENTIAL NONLINEARITY
vs. CODE (VOLTAGE-DIVIDER)
MAX5494 toc05
CODE
DNL (LSB)
896768512 640256 384128
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0 1024
V
DD
= 3V
INTEGRAL NONLINEARITY
vs. CODE (VOLTAGE-DIVIDER)
MAX5494 toc06
CODE
INL (LSB)
896768512 640256 384128
-1.0
-0.5
0
0.5
1.0
1.5
-1.5
01024
V
DD
= 3V
WIPER RESISTANCE vs. CODE
(VARIABLE RESISTOR)
MAX5494 toc07
CODE
R
W
(Ω)
896768512 640256 384128
10
20
40
30
50
60
70
80
0
01024
0
10
20
30
40
50
60
0256128 384 512 640 768 896 1024
END-TO-END RESISTANCE
vs. CODE (MAX5497/MAX5499)
MAX5494 toc08
CODE
R
WL
(kΩ)
END-TO-END RESISTANCE vs. CODE
(MAX5496/MAX5498)
MAX5494 toc09
CODE
R
WL
(kΩ)
896768512 640256 384128
2
4
6
8
10
12
0
01024