MCP4661T-503E/ST - Microchip Technology

Manufacturer Part Number

MCP4661T-503E/ST

Manufacturer

Microchip Technology

Introduction

Digital Potentiometer IC for precision analog control

Product Features and Performance

Linear taper for predictable response

Dual potentiometer configuration for multifunctional control

257-position tap points for fine resolution adjustment

50k Ohms resistance for broad application use

I2C interface for digital communication

Non-volatile memory retains settings after power loss

Supports multiple I2C addresses for use in larger systems

Integrated mute function for audio applications

Built for surface mount technology (SMT) for compact PCB design

14-TSSOP package compatible with standard soldering processes

Product Advantages

High-resolution adjustment capability

Stable performance across temperature ranges (-40°C to 125°C)

Low-temporal noise with a 150ppm/°C temperature coefficient

Memory feature prevents loss of settings

Simple integration with microcontroller-based systems through I2C

Key Technical Parameters

Number of Circuits: 2

Number of Taps: 257

Resistance: 50k Ohms

Voltage - Supply: 1.8V to 5.5V

Operating Temperature: -40°C to 125°C

Memory Type: Non-Volatile

Interface: I2C

Mounting Type: Surface Mount

Quality and Safety Features

Robust operating temperature range ensures reliability

±20% resistance tolerance for consistent performance

Designed to meet industrial quality and safety standards

Compatibility

Compatible with any I2C bus master or slave device

Can be used with various microcontrollers and digital systems

Application Areas

Consumer Electronics

Industrial Control Systems

Automotive systems

Communication devices

Medical equipment

Product Lifecycle

Active product with ongoing manufacturer support

Not near discontinuation; replacements and upgrades available

Several Key Reasons to Choose This Product

Versatile control for both audio and industrial applications

Stable performance ensures long-term reliability

Ease of integration reduces time-to-market for new designs

Highly configurable to meet a variety of design requirements

Non-volatile memory increases product resilience

Support by a reputable company known for quality products