DS3904U-020+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

DS3904U-020+

Manufacturer

Analog Devices

Introduction

Digital potentiometer for precision resistance tuning in data acquisition systems

Product Features and Performance

Three programmable rheostat configurations

128 resistive taps per circuit

20kΩ resistance range

I2C serial interface for easy digital control

Non-volatile memory retains settings

Supports supply voltage from 2.7V to 5.5V

Selectable I2C addresses for multiple device use

Linear taper for proportional scaling

Surface mount technology for compact design

High-temperature operation from -40°C to 85°C

Product Advantages

Accurate resistance adjustments

Stable 123ppm/°C temperature coefficient

Long-term reliability through non-volatile memory

Key Technical Parameters

Number of Circuits: 3

Number of Taps: 128

Resistance: 20kΩ

Memory Type: Non-Volatile

Voltage - Supply: 2.7V to 5.5V

Temperature Coefficient: 123ppm/°C

Packaging: Tube, 8-TSSOP, 8-MSOP

Quality and Safety Features

Design compliant with industry standards

Robust operation within specified temperature range

Compatibility

Compatible with I2C communication protocol

Surface mount compatible with 8-uMAX/uSOP device package

Application Areas

Volume control in audio systems

LCD screen contrast settings

Feedback systems requiring fine adjustment

Product Lifecycle

Active product status

Not currently nearing discontinuation

Potential availability of future replacements or upgrades

Several Key Reasons to Choose This Product

Ease of digital control via I2C

Flexible use with multiple device addressing

Accurate and stable resistance tuning

Capability for use in diverse electronic applications

Ensured long-term component usability