MCP4461T-502E/ML

Introduction

The MCP4461T-502E/ML is a digital potentiometer belonging to the category of integrated circuits. It is commonly used in electronic devices for adjusting resistance and controlling voltage levels. This component offers unique characteristics, packaging, and quantity options that make it suitable for various applications.

Basic Information Overview

• Category: Integrated Circuit
• Use: Resistance adjustment and voltage control in electronic devices
• Characteristics: Digital, programmable, compact size
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Provides a digital alternative to traditional mechanical potentiometers
• Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

The MCP4461T-502E/ML features the following specifications: - Resolution: 7-bit - Interface: I2C - Operating Voltage: 2.7V to 5.5V - Temperature Range: -40°C to +125°C - Endurance: 1,000,000 write cycles - Wiper Current: ±1mA

Detailed Pin Configuration

The MCP4461T-502E/ML has a standard pin configuration with the following key pins: 1. VDD - Power supply input 2. SDA - I2C serial data input/output 3. SCL - I2C serial clock input 4. A0, A1, A2 - Address selection inputs 5. VSS - Ground

Functional Features

• Digital Programmability: Allows precise resistance adjustments through digital commands
• Non-Volatile Memory: Retains settings even when power is removed
• I2C Interface: Enables easy integration with microcontrollers and other digital systems
• Low Power Consumption: Suitable for battery-powered applications

Advantages and Disadvantages

Advantages

• Precise and repeatable resistance settings
• Compact size and digital interface
• Non-volatile memory for retaining settings
• Wide operating voltage range

Disadvantages

• Limited resolution compared to higher-bit digital potentiometers
• Susceptible to electromagnetic interference due to digital nature

Working Principles

The MCP4461T-502E/ML operates by digitally controlling the position of its wiper, effectively changing the resistance between its terminals. This digital potentiometer uses non-volatile memory to store the wiper position, ensuring that the settings are retained even when the power is turned off.

Detailed Application Field Plans

The MCP4461T-502E/ML finds application in various electronic devices, including: - Audio equipment for volume control - Display devices for brightness adjustment - Industrial automation for parameter tuning - Test and measurement instruments for calibration

Detailed and Complete Alternative Models

Some alternative models to the MCP4461T-502E/ML include: - MCP4131T-103E/ML: 8-bit resolution digital potentiometer - AD8403ARZ10: 10-bit resolution digital potentiometer - MAX5486: Dual-channel digital potentiometer with non-volatile memory

In conclusion, the MCP4461T-502E/ML digital potentiometer offers precise resistance adjustment and voltage control in a compact and digital form factor. Its unique features and specifications make it suitable for a wide range of electronic applications.

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