MAX5439EUD+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX5439EUD+

Manufacturer

Analog Devices

Introduction

Digital potentiometer designed for data acquisition and calibration applications with SPI interface

Product Features and Performance

Linear taper adjustable via digital interface

Single potentiometer configuration

128 resistive taps for fine adjustment

100k Ohms resistance with high resolution

SPI bus interface for digital communication

Volatile memory reverting to default on power cycle

Wide supply voltage range supported (10V ~ 30V, ±5V ~ 15V)

No specific enhanced features listed

Product Advantages

High resolution of adjustment with 128 taps

Versatile power supply compatibility

Stable performance with 35ppm/°C temperature coefficient

Ease of integration with SPI interface

Small 14-TSSOP surface mount package for space-constrained applications

Key Technical Parameters

Number of Circuits: 1

Number of Taps: 128

Resistance (Ohms): 100k

Interface: SPI

Voltage - Supply: 10V ~ 30V, ±5V ~ 15V

Temperature Coefficient (Typ): 35ppm/°C

Operating Temperature Range: -40°C ~ 85°C

Wiper Resistance (Typ): 900 Ohms

Quality and Safety Features

Standard industrial operating temperature range ensuring reliability

Tolerance: ±25% guarantees consistent performance

Compatibility

Compatible with systems requiring SPI bus interfacing

Usable in both single or dual supply voltage applications

Application Areas

Precision calibration systems

Data acquisition systems

Industrial automation

Consumer electronics

Instrumentation control

Product Lifecycle

Product Status: Active

The product is currently in active production, not near discontinuation, and replacements or upgrades are expected to be available.

Several Key Reasons to Choose This Product

High-resolution digital potentiometer for precise adjustments

Wide voltage supply range allowing greater application flexibility

Stable temperature coefficient ensuring performance consistency across different temperatures

SPI interface that provides easy incorporation in digital systems

Manufactured by Analog Devices, a reputable company in the semiconductor industry

It is suitable for a variety of applications, from industrial to consumer electronics

Surface mount package facilitates integration into compact designs