DS3904U-020 - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

DS3904U-020

Manufacturer

Analog Devices

Introduction

Precision digital potentiometer for data acquisition and calibration applications.

Product Features and Performance

Three digitally controlled potentiometers

128 position linear taper for accurate adjustments

I2C serial interface for communication

Non-volatile memory retains settings

Selectable I2C address feature for using multiple devices on the same bus

Product Advantages

High precision with 123ppm/°C temperature coefficient

5k Ohm resistance value suitable for a wide range of applications

Wide operating temperature range, suitable for industrial environments

Small 8-µMAX package for compact PCB designs

Key Technical Parameters

Number of Circuits: 3

Number of Taps: 128

Resistance: 25.5k Ohms

Interface: I2C

Voltage Supply Range: 2.7V to 5.5V

Temperature Coefficient: 123 ppm/°C

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Built to industry standards with reliable performance over the specified temperature range.

Compatibility

Compatible with any MCU/MPU that supports I2C protocol.

Application Areas

Industrial automation and process control

Consumer electronics

Communication systems

Medical equipment calibration

Product Lifecycle

Active product status

No current indication of discontinuation

Future upgrades or replacements will be announced by the manufacturer

Several Key Reasons to Choose This Product

Industry-leading precision for critical adjustment tasks

Non-volatile memory preserves settings without power

Multi-unit communication made easy with selectable addresses

Durable and reliable within harsh environmental conditions

Compact size facilitating integration into space-constrained designs