MAX5388NAUB+ Maxim Integrated Products, MAX5388NAUB+ Datasheet - Page 4

• Manufacturer Part Number: MAX5388NAUB+
• Description: IC POT DGTL 256-TAP 10UMAX
• Manufacturer: Maxim Integrated Products

Specifications of MAX5388NAUB+

• Taps: 256
• Resistance (ohms): 100K
• Number Of Circuits: 2
• Temperature Coefficient: 35 ppm/°C Typical
• Memory Type: Volatile
• Interface: SPI Serial
• Voltage - Supply: 2.6 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Resistance In Ohms: 100K
• Number Of Pots: Dual
• Taps Per Pot: 256
• Resistance: 200 Ohms
• Wiper Memory: Volatile
• Digital Interface: Serial (3-Wire, SPI)
• Operating Supply Voltage: 2.6 V to 5.5 V
• Supply Current: 1 uA
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Description/function: Dual Volatile Low Voltage Linear Taper Digital Potentiometer
• Mounting Style: SMD/SMT
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.6 V
• Tolerance: 25 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Dual, 256-Tap, Volatile, Low-Voltage
Linear Taper Digital Potentiometers
(V
11,000
10,000
4
9000
8000
7000
6000
5000
4000
3000
2000
1000
DD
210
190
170
150
130
110
1.0
0.8
0.6
0.4
0.2
90
70
0
______________________________________________________________________________________
0
-40
= 5V, T
0
0
-25 -10 0 20
0.5
V
DD
vs. WIPER VOLTAGE (10kΩ)
V
vs. TAP POSITION (10kΩ)
51
1.0
A
DD
= 5V
RESISTANCE (W TO L)
WIPER RESISTANCE
= +25°C, unless otherwise noted.)
vs. TEMPERATURE
= 2.6V
SUPPLY CURRENT
1.5
TEMPERATURE (°C)
WIPER VOLTAGE
TAP POSITION
102
2.0
V
35 50 65 80 95 110
V
DD
2.5
DD
= 5V
= 2.6V
153
3.0
3.5
204
4.0
4.5
255
125
5.0
0.0001
55,000
50,000
45,000
40,000
35,000
30,000
25,000
20,000
15,000
10,000
0.001
5000
0.01
-0.1
-0.2
-0.3
-0.4
-0.5
0.1
0.1
10
0
1
0
-40
0
0
END-TO-END RESISTANCE % CHANGE
-25
0.5
vs. DIGITAL INPUT VOLTAGE
-10
V
1.0
vs. TAP POSITION (50kΩ)
51
DD
DIGITAL INPUT VOLTAGE (V)
RESISTANCE (W TO L)
vs. TEMPERATURE
= 5V
5
SUPPLY CURRENT
1.5
TEMPERATURE (NC)
20
TAP POSITION
2.0
102
V
35
DD
100kI
2.5
= 2.6V
50
3.0
153
Typical Operating Characteristics
10kI
65
3.5
80
204
4.0
95
50kI
4.5
110
125
255
5.0
-0.02
-0.04
-0.06
-0.08
-0.10
110k
100k
0.10
0.08
0.06
0.04
0.02
1.00
0.75
0.50
0.25
90k
80k
70k
60k
50k
40k
30k
20k
10k
0
0
0
2.5
0
0
I
WIPER
3.0
vs. TAP POSITION (100kI)
vs. TAP POSITION (10kI)
VARIABLE-RESISTOR DNL
= 400µA
51
51
RESISTANCE (W-TO-L)
vs. SUPPLY VOLTAGE
SUPPLY CURRENT
3.5
TAP POSITION
TAP POSITION
102
102
V
DD
4.0
(V)
153
153
4.5
204
204
5.0
255
255
5.5