AD5271BRMZ-20 - Analog Devices Inc.

Manufacturer Part Number

AD5271BRMZ-20

Manufacturer

Analog Devices

Introduction

Precision digital potentiometer for data acquisition and control applications

Product Features and Performance

Single-channel rheostat configuration

256-position digital potentiometer

20k ohm resistance with linear taper

SPI interface for digital control

Non-volatile memory retains settings

Cascade pin feature for daisy-chaining multiple devices

±1% tolerance for precise adjustments

Temperature coefficient of 5ppm/°C for stable performance across temperatures

Product Advantages

High reliability with 50-year typical data retention

Scalable control with daisy-chain capability

Small package size suitable for space-constrained applications

Non-volatile memory eliminates need for backups

Key Technical Parameters

Number of Circuits: 1

Number of Taps: 256

Resistance: 20k Ohms

Interface: SPI

Voltage Supply Range: 2.7V to 5.5V, ±2.5V to ±2.75V

Mounting Type: Surface Mount

Temperature Range: -40°C to 125°C

Resistance - Wiper: 35 Ohms (typical)

Quality and Safety Features

Robust temperature range for operation in extreme conditions

High endurance with guaranteed data retention

Compatibility

Compatible with various microcontroller interfaces

Mountable on 10-TFSOP, 10-MSOP package PCBs

Application Areas

Precision control in industrial systems

Automotive electronics

Medical devices

Test and measurement equipment

Product Lifecycle

Active product not near discontinuation

Future replacements or upgrades would be provided as technology advances

Reasons to Choose This Product

Long-term stability and performance with non-volatile memory

Fine resolution with 256 taps for precise control

Wide voltage supply range for versatile applications

Highly compatible and easy to integrate with existing hardware

Space-saving design ideal for compact electronics

Backed by Analog Devices' reputation and support