AD5270BRMZ-50 - Analog Devices Inc.

Manufacturer Part Number

AD5270BRMZ-50

Manufacturer

Analog Devices

Introduction

Precision digital potentiometer for data acquisition and control applications

Product Features and Performance

Linear taper for predictable resistance changes

Single rheostat configuration reduces complexity

1024 programmable positions for fine resolution adjustment

50k ohm resistance range meets common design needs

SPI interface for easy digital control

Non-volatile memory retains settings without power

Low temperature coefficient for stable performance across temperatures

Compatibility with cascade connections for scalability

Product Advantages

High resolution with 1024 taps for precise control

Stable operation over a wide temperature range

Non-volatile memory maintains settings after power-off

Low wiper resistance reduces signal distortion

High tolerance of ±1% for accurate setting

Supports both single and dual supply voltages

Key Technical Parameters

Taper: Linear

Number of Circuits: 1

Resistance (Ohms): 50k

Memory Type: Non-Volatile

Voltage - Supply: Single/Dual 2.7V ~ 5.5V, ±2.5V ~ ±2.75V

Features: Cascade Pin

Temperature Coefficient: 5ppm/°C

Operating Temperature: -40°C ~ 125°C

Wiper Resistance (Ohms) Typical: 35

Quality and Safety Features

Robust temperature coefficient for temperature variation resilience

Surface mount package for reliable soldering and board mounting

Compatibility

SPI communication protocol

Cascade pin for daisy-chaining multiple devices

Application Areas

Adjustable power supplies

LCD screen contrast adjustment

Automated calibration systems

Audio volume control

Feedback loop control

Instrumentation

Product Lifecycle

The product status is Active

No indication of nearing discontinuation

Replacements or upgrades could be other digital potentiometers with higher resolution or smaller form factors

Several Key Reasons to Choose This Product

Precision setting capability with 1024 taps

Broad supply voltage compatibility for flexible designs

Robust performance maintained across wide temperature ranges

Ability to retain settings with non-volatile memory

Ease of integration using SPI, suitable for digital environments

Daisy-chainable for complex applications requiring multiple potentiometers