MAX5389LAUD+ Maxim Integrated Products, MAX5389LAUD+ Datasheet - Page 10

• Manufacturer Part Number: MAX5389LAUD+
• Description: IC POT DGTL 256-TAP 14TSSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX5389LAUD+

• Taps: 256
• Resistance (ohms): 10K
• Number Of Circuits: 2
• Temperature Coefficient: 35 ppm/°C Typical
• Memory Type: Volatile
• Interface: Up/Down
• Voltage - Supply: 2.6 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP
• Resistance In Ohms: 10K
• Number Of Pots: Dual
• Taps Per Pot: 256
• Resistance: 200 Ohms
• Wiper Memory: Volatile
• Digital Interface: Up/Down
• 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 Up/Down Interface 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 Potentiometer
Figure 3. Variable Gain Noninverting Amplifier
Figure 4. Variable Gain Inverting Amplifier
Figure 3 shows a potentiometer adjusting the gain of a
noninverting amplifier. Figure 4 shows a potentiometer
adjusting the gain of an inverting amplifier.
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V
IN
Applications Information
L
V
IN
W
Variable Gain Amplifier
H
H
W
L
V
V
OUT
OUT
Figure 5. Adjustable Dual Linear Regulator
Figure 5 shows an adjustable dual linear regulator using
a dual potentiometer as two variable resistors.
Figure 6 shows an adjustable voltage reference circuit
using a potentiometer as a voltage-divider.
Figure 6. Adjustable Voltage Reference
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