MAX5388NAUB+ Maxim Integrated Products, MAX5388NAUB+ Datasheet - Page 10

• 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
Figure 4 shows a potentiometer adjusting the gain of a
noninverting amplifier. Figure 5 shows a potentiometer
adjusting the gain of an inverting amplifier.
Figure 4. Variable-Gain Noninverting Amplifier
Figure 5. Variable-Gain Inverting Amplifier
10
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V
IN
Applications Information
L
V
IN
W
Variable-Gain Amplifier
H
H
W
L
V
V
OUT
OUT
Figure 7. Adjustable Voltage Reference
Figure 6 shows an adjustable dual linear regulator using
a dual potentiometer as two variable resistors.
Figure 7 shows an adjustable voltage reference circuit
using a potentiometer as a voltage-divider.
Figure 6. Adjustable Dual Linear Regulator
V+
IN
MAX8866
Adjustable Dual Linear Regulator
OUT1
OUT2
SET1
SET2
Adjustable Voltage Reference
MAX6160
GND
IN
+5V
W
OUT
H
L
W
H
L
H
L
W
V
REF
V
V
OUT1
OUT2