MCP4162-503E/SN

Introduction

The MCP4162-503E/SN is a digital potentiometer belonging to the category of integrated circuits. It is commonly used in electronic circuits to provide variable resistance and is characterized by its compact package and versatile use in various applications.

Basic Information Overview

• Category: Integrated Circuit
• Use: Provides variable resistance in electronic circuits
• Characteristics: Compact, versatile
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Digital potentiometer for precise resistance adjustments
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Resistance Value: 50 kΩ
• Tolerance: ±20%
• Resolution: 8-bit
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 2.7V to 5.5V
• Temperature Range: -40°C to +125°C
• Wiper Current: 1 mA (maximum)

Detailed Pin Configuration

The MCP4162-503E/SN features a standard 8-pin configuration: 1. VSS (Ground) 2. A (Terminal A of Potentiometer) 3. B (Terminal B of Potentiometer) 4. W (Wiper Terminal) 5. CS (Chip Select) 6. SCK (Serial Clock) 7. SI (Serial Input) 8. VDD (Supply Voltage)

Functional Features

• Precise digital control of resistance
• Non-volatile memory for wiper position storage
• Low power consumption
• Wide operating voltage range
• SPI interface for easy integration with microcontrollers

Advantages and Disadvantages

Advantages

• Precise resistance adjustments
• Compact size
• Non-volatile memory
• Versatile interface compatibility

Disadvantages

• Limited maximum wiper current
• Tolerance of ±20% may not be suitable for high-precision applications

Working Principles

The MCP4162-503E/SN operates by digitally controlling the position of the wiper terminal, effectively changing the resistance between terminals A and B. This digital potentiometer utilizes non-volatile memory to retain the wiper position even when power is removed, ensuring consistent settings upon power-up.

Detailed Application Field Plans

The MCP4162-503E/SN finds application in various fields, including: - Audio equipment for volume control - Instrumentation for calibration and offset adjustments - Industrial automation for parameter tuning - Consumer electronics for user-adjustable settings

Detailed and Complete Alternative Models

• MCP4161: 5 kΩ digital potentiometer with similar specifications
• MCP4163: 100 kΩ digital potentiometer with similar characteristics
• AD8403: Alternative digital potentiometer with parallel interface

In conclusion, the MCP4162-503E/SN digital potentiometer offers precise resistance control in a compact package, making it suitable for a wide range of electronic applications.

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