MCP4341-104E/ST

Product Overview

The MCP4341-104E/ST belongs to the category of digital potentiometers and is commonly used in electronic circuits for controlling resistance. This device offers characteristics such as high resolution, non-volatile memory, small package size, and low power consumption. It is available in a standard surface mount package and is essential for applications requiring precise resistance adjustments. The MCP4341-104E/ST is typically sold in reels containing a specific quantity per reel.

Specifications

• Resolution: 7-bit
• Interface: SPI
• Resistance Range: 0 to 100 kΩ
• Operating Voltage: 2.7V to 5.5V
• Package Type: SOT-23

Detailed Pin Configuration

The MCP4341-104E/ST features a standard pin configuration with pins designated for power supply, communication interface, and resistor terminals. The detailed pinout is as follows: 1. VDD - Power Supply 2. CS - Chip Select 3. SCK - Serial Clock 4. SI - Serial Input 5. SO - Serial Output 6. A - Terminal A of Resistor 7. B - Wiper Terminal of Resistor 8. B - Terminal B of Resistor

Functional Features

• Non-volatile Memory: Retains settings even when power is removed
• High Resolution: Provides precise adjustment of resistance
• SPI Interface: Allows for easy integration into digital systems
• Low Power Consumption: Suitable for battery-powered applications

Advantages and Disadvantages

Advantages

• Precise resistance control
• Non-volatile memory retention
• Small package size
• Low power consumption

Disadvantages

• Limited resolution compared to higher-bit digital potentiometers
• Restricted resistance range

Working Principles

The MCP4341-104E/ST operates by digitally controlling the resistance between its terminal points using the SPI interface. When a digital code is sent through the interface, the wiper position within the potentiometer is adjusted accordingly, allowing for precise resistance settings.

Detailed Application Field Plans

The MCP4341-104E/ST finds extensive use in various applications, including: - Audio equipment for volume control - Instrumentation and measurement devices for calibration - Industrial automation for parameter adjustments - Consumer electronics for user interface control

Detailed and Complete Alternative Models

Some alternative models to the MCP4341-104E/ST include: - MCP41010: 8-bit digital potentiometer with similar SPI interface - AD8403: 12-bit digital potentiometer offering higher resolution - X9C103S: 10-bit digital potentiometer with non-volatile memory

In conclusion, the MCP4341-104E/ST digital potentiometer provides precise resistance control in a compact package, making it suitable for a wide range of electronic applications.

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