Datasheet

(V
DD
= 5V, T
A
= +25°C, unless otherwise noted.)
WIPER RESISTANCE
vs. WIPER VOLTAGE (10kΩ)
WIPER VOLTAGE (V)
WIPER RESISTANCE (Ω)
0.5 3.0 5.04.54.01.5 2.52.01.0 3.5
110
150
90
130
190
170
210
70
0
MAX5387 toc07
V
DD
= 2.6V
V
DD
= 5V
END-TO-END RESISTANCE % CHANGE
vs. TEMPERATURE
MAX5387 toc08
TEMPERATURE (ºC)
END-TO-END RESISTANCE % CHANGE
1109580655035205-10-25
-0.4
-0.3
-0.2
-0.1
0
0.1
-0.5
-40 125
10kΩ
50kΩ
100kΩ
VARIABLE-RESISTOR DNL
vs. TAP POSITION (10kΩ)
MAX5387 toc09
TAP POSITION
DNL (LSB)
20415310251
-0.08
-0.06
-0.04
-0.02
0
0.02
0.04
0.06
0.08
0.10
-0.10
0 255
I
WIPER
= 400µA
VARIABLE-RESISTOR DNL
vs. TAP POSITION (50kΩ)
MAX5387 toc10
TAP POSITION
DNL (LSB)
20415310251
-0.08
-0.06
-0.04
-0.02
0
0.02
0.04
0.06
0.08
0.10
-0.10
0 255
I
WIPER
= 80µA
VARIABLE-RESISTOR DNL
vs. TAP POSITION (100kΩ)
MAX5387 toc11
TAP POSITION
DNL (LSB)
20415310251
-0.08
-0.06
-0.04
-0.02
0
0.02
0.04
0.06
0.08
0.10
-0.10
0 255
I
WIPER
= 400µA
VARIABLE-RESISTOR INL
vs. TAP POSITION (10kΩ)
MAX5387 toc12
TAP POSITION
INL (LSB)
20415310251
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0 255
I
WIPER
= 400µA
VARIABLE-RESISTOR INL
vs. TAP POSITION (50kΩ)
MAX5387 toc13
TAP POSITION
INL (LSB)
20415310251
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
-0.5
0 255
I
WIPER
= 80µA
VARIABLE-RESISTOR INL
vs. TAP POSITION (100kΩ)
MAX5387 toc14
TAP POSITION
INL (LSB)
20415310251
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
-0.5
0 255
I
WIPER
= 400µA
VOLTAGE-DIVIDER DNL
vs. TAP POSITION (10kΩ)
MAX5386 toc15
TAP POSITION
DNL (LSB)
20415310251
-0.08
-0.06
-0.04
-0.02
0
0.02
0.04
0.06
0.08
0.10
-0.10
0 255
MAX5387 Dual, 256-Tap, Volatile, Low-Voltage
Linear Taper Digital Potentiometer
Maxim Integrated │ 5
www.maximintegrated.com
Typical Operating Characteristics (continued)