AD8402ARU10 - Analog Devices Inc.

Manufacturer Part Number

AD8402ARU10

Manufacturer

Analog Devices

Introduction

The AD8402ARU10 is a dual-channel digital potentiometer optimized for adjustable control and data acquisition systems.

Product Features and Performance

Dual 256-position potentiometer

Linear taper characteristic

10k Ohms resistance

SPI digital interface

Volatile memory

Compatible with 2.7V ~ 5.5V power supplies

Product Advantages

Offers digital precision for variable resistance settings

Supports multiple power supply voltages for flexible use

Small 14-TSSOP surface mount package conserves PCB space

Key Technical Parameters

Two independent potentiometer circuits

256 taps for fine adjustment

Temperature coefficient typical at 500ppm/°C

Operational temperature range from -40°C to 125°C

Typical wiper resistance of 200 Ohms

Quality and Safety Features

High-quality build ensuring stable performance

±20% tolerance for reliable resistance settings

Compatibility

Surface mount compatible with TSSOP-14 package

SPI interface for communication with most microcontrollers

Application Areas

Data acquisition systems

Signal conditioning

Variable gain control

Process control and automation

Product Lifecycle

Obsolete - no longer in production

Potential for replacements or upgrades should be investigated

Several Key Reasons to Choose This Product

Precise voltage or signal adjustment capability enabled by 256 taps

Utilizes Analog Devices' quality and reliability standards

Operational across a broad temperature range making it suitable for industrial applications

Compact size suitable for space-constrained applications

Flexible power supply compatibility allows for easier integration into existing systems