MAX5481EUD+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX5481EUD+

Manufacturer

Analog Devices

Introduction

The MAX5481EUD+ is a high-precision digital potentiometer from Analog Devices, designed for data acquisition and other applications requiring variable resistance settings. It operates as a linear taper potentiometer with digital control.

Product Features and Performance

Linear taper configuration for smooth, predictable resistance changes

Single circuit potentiometer with 1024-position resolution for fine adjustments

10k Ohm resistance value, enabling versatile application use

SPI and Up/Down interface for straightforward digital control

Non-volatile memory retains settings without power

Designed for dual supply voltages (2.7V ~ 5.25V, ±2.5V ~ 5.25V), offering flexibility in various supply environments

Temperature coefficient typically at 35ppm/°C, ensuring stability across temperature variations

Product Advantages

High resolution of 1024 taps allows for precise setting adjustments

Non-volatile memory preserves set position, reducing setup time on power cycle

Low temperature coefficient enhances performance stability over temperature changes

Dual voltage operation supports a wide range of applications and systems

SPI interface compatibility ensures easy integration with most microcontroller units

Key Technical Parameters

Number of Circuits: 1

Number of Taps: 1024

Resistance: 10k Ohms

Interface: SPI, Up/Down

Voltage Supply: 2.7V ~ 5.25V, ±2.5V ~ 5.25V

Tolerance: ±25%

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Operates reliably within a wide temperature range (-40°C to 85°C)

Packaged in a robust 14-TSSOP form factor for surface mount technology, ensuring physical durability

Compatibility

SPI, Up/Down interface compatibility allows easy integration with existing digital systems

Dual supply voltage compatibility provides flexibility in system design

Application Areas

Data acquisition systems

Variable resistor applications in consumer electronics

Calibration systems for industrial instrumentation

Audio volume control

Automotive electronics adjustments

Product Lifecycle

Active status indicates ongoing manufacture and support

Not nearing discontinuation, ensuring availability for new designs and replacements

Several Key Reasons to Choose This Product

High-resolution adjustment capability for precise control

Non-volatile memory feature reduces initialization time and preserves settings

Stable performance across a wide range of operating temperatures

Flexible voltage operation compatible with various system designs

Easy integration with digital systems via SPI, enhancing design simplicity