MCP4561T-502E/MF

Introduction

The MCP4561T-502E/MF is a digital potentiometer belonging to the category of integrated circuits. It is commonly used in various electronic devices and systems for its unique characteristics and versatile applications.

Basic Information Overview

• Category: Integrated Circuit
• Use: Digital Potentiometer
• Characteristics: Programmable, Non-volatile, Low power consumption
• Package: 8-pin SOIC
• Essence: Provides digitally controlled resistance
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Resolution: 8-bit
• End-to-End Resistance: 5 kΩ
• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Interface: SPI/I2C

Detailed Pin Configuration

The MCP4561T-502E/MF features the following pin configuration: 1. VDD - Power Supply 2. VSS - Ground 3. CS - Chip Select (SPI) / Address (I2C) 4. SCK - Serial Clock (SPI) / Not Connected (I2C) 5. SI - Serial Data Input (SPI) / SDA (I2C) 6. SO - Serial Data Output (SPI) / SCL (I2C) 7. WP - Write Protect 8. A/B - Terminal Connections

Functional Features

• Digitally programmable resistance
• Non-volatile memory for wiper position storage
• Low power consumption
• Wide operating voltage range

Advantages and Disadvantages

Advantages

• Precise and reliable resistance control
• Non-volatile memory ensures retention of settings
• Low power consumption for energy-efficient operation

Disadvantages

• Limited resolution compared to higher bit digital potentiometers
• Restricted to specific supply voltage range

Working Principles

The MCP4561T-502E/MF operates by utilizing a digital-to-analog converter (DAC) to control the resistance between its terminal connections. The digital input signals are converted into precise resistance values, providing a digitally controlled variable resistor function.

Detailed Application Field Plans

The MCP4561T-502E/MF finds extensive application in various fields, including: - Audio equipment for volume control - Instrumentation and measurement devices for calibration - Industrial automation for parameter adjustment - Automotive electronics for sensor calibration - Consumer electronics for user interface control

Detailed and Complete Alternative Models

1. MCP4131-103E/P - 10 kΩ, 7-bit resolution, SPI interface
2. MCP4261-503E/P - 50 kΩ, 8-bit resolution, SPI/I2C interface
3. MCP4011T-104E/LT - 100 kΩ, 6-bit resolution, I2C interface
4. MCP4251-502E/P - 5 kΩ, 7-bit resolution, SPI interface

In conclusion, the MCP4561T-502E/MF digital potentiometer offers precise and programmable resistance control with non-volatile memory, making it suitable for a wide range of electronic applications.

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