MCP4261-104E/ML

Product Overview

Category

The MCP4261-104E/ML belongs to the category of digital potentiometers.

Use

It is primarily used for electronic circuitry and system control applications.

Characteristics

• Digital potentiometer with 10kΩ resistance
• Dual-channel configuration
• 8-bit resolution
• Non-volatile memory for storing settings
• Low power consumption
• Wide operating voltage range (2.7V to 5.5V)
• SPI interface for communication

Package

The MCP4261-104E/ML is available in a small form factor package, which makes it suitable for space-constrained applications.

Essence

The essence of the MCP4261-104E/ML lies in its ability to provide precise and programmable resistance values in electronic circuits, offering flexibility and control over system parameters.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Resistance: 10kΩ
• Resolution: 8 bits
• Number of Channels: 2
• Operating Voltage Range: 2.7V to 5.5V
• Interface: SPI
• Memory Type: Non-volatile

Detailed Pin Configuration

The MCP4261-104E/ML has the following pin configuration:

1. VDD - Power supply voltage
2. CS - Chip select input for SPI communication
3. SCK - Serial clock input for SPI communication
4. SDI - Serial data input for SPI communication
5. SDO - Serial data output for SPI communication
6. A - Terminal A of channel 1
7. B - Terminal B of channel 1
8. W - Wiper terminal of channel 1
9. A - Terminal A of channel 2
10. B - Terminal B of channel 2
11. W - Wiper terminal of channel 2
12. VSS - Ground

Functional Features

• Programmable resistance values for precise control
• Non-volatile memory for storing settings
• Dual-channel configuration for independent control
• SPI interface for easy communication with microcontrollers
• Low power consumption for energy-efficient applications

Advantages and Disadvantages

Advantages

• Precise and programmable resistance control
• Non-volatile memory ensures settings are retained even after power loss
• Dual-channel configuration allows independent control
• Easy integration with microcontrollers through SPI interface
• Low power consumption helps in energy-efficient designs

Disadvantages

• Limited resolution (8 bits)
• Restricted operating voltage range (2.7V to 5.5V)

Working Principles

The MCP4261-104E/ML operates by digitally controlling the resistance between its terminals. It utilizes a combination of electronic switches and resistive elements to achieve the desired resistance value. The digital potentiometer can be programmed using the SPI interface, allowing precise control over the resistance.

Detailed Application Field Plans

The MCP4261-104E/ML finds applications in various fields, including:

1. Audio Systems: Used for volume control and tone adjustment.
2. Industrial Automation: Employed in control systems for precise parameter adjustments.
3. Test and Measurement Equipment: Integrated into instruments for calibration and signal conditioning.
4. Automotive Electronics: Utilized in vehicle control modules for system calibration.
5. Consumer Electronics: Incorporated in devices requiring adjustable parameters, such as brightness control in displays.

Detailed and Complete Alternative Models

1. MCP4131-103E/P: Single-channel digital potentiometer with 10kΩ resistance and 8-bit resolution.
2. MCP4251-104E/P: Dual-channel digital potentiometer with 100kΩ resistance and 8-bit resolution.
3. MCP4161-104E/SL: Single-channel digital potentiometer with 1kΩ resistance and 8-bit resolution.

These alternative models offer similar functionality to the MCP4261-104E/ML but with different resistance values and package options.

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