MAX5402EUA+ by Analog Devices

256-Tap, µPoT Low-Drift, Digital Potentiometer


The MAX5402 µPoT digital potentiometer is a 256-tap variable resistor with 10kΩ total resistance in a tiny 8-pin µMAX® package. This device functions as a mechanical potentiometer, consisting of a fixed resistor string with a digitally controlled wiper contact. It operates from +2.7V to +5.5V single-supply voltages and uses an ultra-low 0.1µA supply current. This device also provides glitchless switching between resistor taps, as well as a convenient power-on reset (POR) that sets the wiper to the midscale position at power-up. A low 5ppm/°C ratiometric temperature coefficient makes it ideal for applications requiring low drift. The MAX5402 serves well in applications requiring digitally controlled resistors, including adjustable voltage references and programmable gain amplifiers (PGAs). A nominal end-to-end resistor temperature coefficient of 35ppm/°C makes this part suitable for use as a variable resistor in applications such as low-tempco adjustable gain and other circuit configurations. This device is guaranteed over the extended industrial temperature range (-40°C to +85°C).

Where to Buy

Prices starting from US$1.97

Distributor Stock
Logo for Farnell
Farnell
from US$2.00
7
in stock
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Logo for Newark Electronics
Newark Electronics
from US$2.55
7
in stock
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Logo for element14
element14
from US$1.97
7
in stock
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Features

Small Footprint, 8-Pin µMAX Package
Ultra-Low 100nA Supply Current
+2.7V to +5.5V Single-Supply Operation
256 Tap Positions
Low Ratiometric Temperature Coefficient 5ppm/°C
Low End-to-End Resistor Temperature Coefficient 35ppm/°C
Power-On Reset: Wiper Goes to Midscale (Position 128)
Glitchless Switching Between the Resistor Taps
3-Wire SPI™-Interface Compatible
10kΩ Resistor Value

Specifications

Steps 256
# Potentiometers 1
Control Interface 3-Wire Serial
Taper Linear
Wiper Memory Volatile
REND-TO-END (kΩ) 10
Res. Tol. (%) 25
Temp. Coeff. (ppm/°C) (typ) 35
Wiper Resistance (Ω) (typ) 250
ICC @5V (µA) (max) 5
Package/Pins UMAX/8
BudgetaryPrice (See Notes) 1.44


MAX5402EUA+ Semiconductors - ICs by Analog Devices

IC DPOT 256-TAP LOW DRIFT 8UMAX

Status: Unknown
Series: Single 256-Tap Volatile Digital Pots
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

End To End Resistance 10kohm
No. of Pots Single
Control Interface 3 Wire Serial
Track Taper Linear
Resistance Tolerance -
Supply Voltage Min 2.7V
Supply Voltage Max 5.5V
Potentiometer IC Case Style µMAX
No. of Pins 8Pins
No. of Steps 256
Temperature Coefficient ± 35ppm/°C
Operating Temperature Min -40°C
Operating Temperature Max 85°C
Product Range Single 256-Tap Volatile Digital Pots
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)
No. of Channels 1Channels
Termination Type Surface Mount Device

Alternative Descriptions

Ic, Dpot, 256-Tap, Low Drift, 8Umax | Newark Electronics
IC, DPOT, 256-TAP, LOW DRIFT, 8UMAX | element14

Frequently Asked Questions

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Is the MAX5402EUA+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX5402EUA+ have stock available?

Authorised distributors including Newark Electronics, element14 and Farnell have stock available or on a lead time for MAX5402EUA+ .

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