MCP4641T-502E/ST

Introduction

The MCP4641T-502E/ST is a digital potentiometer belonging to the category of integrated circuits. It is commonly used in electronic devices and systems to provide variable resistance for controlling various parameters such as volume, brightness, and gain. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the MCP4641T-502E/ST.

Basic Information Overview

• Category: Integrated Circuits
• Use: Provides variable resistance for electronic control applications
• Characteristics: Digital control, non-volatile memory, low power consumption
• Package: SOT-23-6
• Essence: Digital Potentiometer
• Packaging/Quantity: Tape & Reel (3000 units per reel)

Specifications

• Resistance: 5 kΩ
• Number of Channels: 1
• Interface: SPI
• Operating Voltage: 2.7V to 5.5V
• Temperature Range: -40°C to +125°C
• Resolution: 8-bit

Detailed Pin Configuration

The MCP4641T-502E/ST has a 6-pin SOT-23 package with the following pin configuration: 1. VDD - Power Supply 2. CS - Chip Select 3. SCK - Serial Clock Input 4. SI - Serial Data Input 5. VSS - Ground 6. W - Wiper Terminal

Functional Features

• Non-volatile Memory: Retains settings even when power is removed
• Digital Control: Allows precise adjustment of resistance
• Low Power Consumption: Suitable for battery-powered applications
• SPI Interface: Enables easy integration with microcontrollers

Advantages and Disadvantages

Advantages

• Precise digital control
• Non-volatile memory for retaining settings
• Low power consumption
• Small form factor

Disadvantages

• Limited resolution (8-bit)
• Limited maximum resistance (5 kΩ)

Working Principles

The MCP4641T-502E/ST operates by digitally controlling the resistance between its terminals using the SPI interface. The non-volatile memory ensures that the settings are retained even when the power is turned off, making it suitable for applications requiring persistent configurations.

Detailed Application Field Plans

The MCP4641T-502E/ST is widely used in various electronic control applications, including: - Audio equipment for volume control - Display systems for brightness adjustment - Sensor calibration - Industrial automation for parameter adjustments

Detailed and Complete Alternative Models

Some alternative models to the MCP4641T-502E/ST include: - MCP41010: 10 kΩ digital potentiometer - AD8403: 256-position digital potentiometer - MAX5486: Dual-channel digital potentiometer

In conclusion, the MCP4641T-502E/ST digital potentiometer offers precise digital control and non-volatile memory in a compact package, making it suitable for various electronic control applications.

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