MCP4242-103E/UN - Microchip Technology

Manufacturer Part Number

MCP4242-103E/UN

Manufacturer

Microchip Technology

Introduction

The MCP4242-103E/UN is a dual digital potentiometer optimized for adjustable control applications within devices, featuring non-volatile memory and a simple SPI interface.

Product Features and Performance

Dual rheostat configuration

129 taps per potentiometer

Non-volatile memory retains settings

Linear taper for precise adjustments

Compatible with SPI interface

Supports a wide voltage supply range from 1.8V to 5.5V

Product Advantages

Two potentiometers integrated into one package for compact design

Non-volatile memory avoids the need for recalibration after power loss

Broad voltage supply compatibility increases application flexibility

Key Technical Parameters

Resistance: 10k Ohms

Number of circuits: 2

Interface: SPI

Voltage supply: 1.8V to 5.5V

Tolerance: ±20%

Temperature coefficient: 150ppm/°C

Operating temperature range: -40°C to 125°C

Quality and Safety Features

Operating temperature range ensures stability across various environments

Tolerance of ±20% provides reliable performance under varying conditions

Compatibility

SPI interface allows for easy integration into existing digital systems

Application Areas

Consumer electronics volume control

Industrial adjustment controls

Automotive electronics tuning

Communication device calibration

Product Lifecycle

Currently active product status

Not nearing discontinuation

Availability of replacements and upgrades is maintained

Several Key Reasons to Choose This Product

Dual channel design provides more functionality while saving space

Non-volatile memory ensures settings are maintained without power

Wide operating temperature range enables use in extreme conditions

Simple interfacing with SPI increases usability in digital systems

Reliable performance with designed tolerance and temperature stability