MCP4261T-104E/SL

Product Overview

The MCP4261T-104E/SL belongs to the category of digital potentiometers. It is commonly used in electronic circuits to provide variable resistance and is characterized by its compact package, high precision, and digital interface. The MCP4261T-104E/SL is available in a small outline IC (SOIC) package and is essential for applications requiring precise resistance adjustments. Each package contains one unit of the MCP4261T-104E/SL.

Specifications

• Resistance Range: 0 ohm to 10 kilohms
• Number of Channels: 2
• Interface: SPI
• Operating Voltage: 2.7V to 5.5V
• Temperature Range: -40°C to 125°C
• Package Type: SOIC

Detailed Pin Configuration

The MCP4261T-104E/SL features a total of 14 pins, including the power supply, ground, SPI interface, and the two potentiometer channels. The pinout configuration is as follows: 1. VDD - Power Supply 2. CS - Chip Select 3. SCK - Serial Clock 4. SI - Serial Input 5. VSS - Ground 6. Pot A Terminal A 7. Pot A Wiper 8. Pot A Terminal B 9. VSS - Ground 10. VDD - Power Supply 11. Pot B Terminal A 12. Pot B Wiper 13. Pot B Terminal B 14. VSS - Ground

Functional Features

The MCP4261T-104E/SL offers precise digital control of resistance, allowing for accurate adjustment in electronic circuits. Its SPI interface enables seamless integration with microcontrollers and other digital systems. The device also features non-volatile memory, ensuring that the resistance settings are retained even when the power is removed.

Advantages and Disadvantages

Advantages

• High precision and resolution
• Digital interface for easy integration
• Non-volatile memory for retaining settings
• Compact SOIC package for space-constrained applications

Disadvantages

• Limited resistance range compared to some analog potentiometers
• Requires digital interface for control, which may not be suitable for all applications

Working Principles

The MCP4261T-104E/SL operates by digitally controlling the resistance between its terminals using the SPI interface. When a digital command is received, the internal circuitry adjusts the resistance value accordingly, providing precise and reliable control over the resistance in the circuit.

Detailed Application Field Plans

The MCP4261T-104E/SL is widely used in various applications, including: - Audio equipment for volume control - Instrumentation and measurement devices for calibration - Industrial automation for parameter adjustments - Automotive electronics for sensor calibration - Consumer electronics for user-adjustable settings

Detailed and Complete Alternative Models

Some alternative models to the MCP4261T-104E/SL include: - MCP4131T-103E/MS: Single-channel digital potentiometer with similar specifications - AD8403ARZ10: Multi-channel digital potentiometer with extended resistance range - X9C103SIZ: Single-channel digital potentiometer with non-volatile memory

In conclusion, the MCP4261T-104E/SL digital potentiometer offers precise and reliable resistance control in a compact package, making it suitable for a wide range of electronic applications.

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