MCP4561T-103E/MF

Product Overview

Category

The MCP4561T-103E/MF belongs to the category of digital potentiometers.

Use

It is commonly used as a variable resistor in electronic circuits, providing a digitally controlled resistance value.

Characteristics

• Digital control: The MCP4561T-103E/MF can be controlled digitally, allowing for precise adjustment of resistance.
• Non-volatile memory: It has non-volatile memory that retains the resistance setting even when power is removed.
• Low power consumption: The device operates with low power consumption, making it suitable for battery-powered applications.
• Wide resistance range: It offers a wide range of resistance values, allowing for versatile use in various circuit designs.

Package

The MCP4561T-103E/MF is available in a small surface-mount package, making it suitable for compact electronic devices.

Essence

The essence of the MCP4561T-103E/MF lies in its ability to provide a digitally controlled variable resistance, offering flexibility and precision in electronic circuit design.

Packaging/Quantity

The MCP4561T-103E/MF is typically packaged in reels or tubes, with a quantity of 250 or 3000 units per reel/tube.

Specifications

• Resistance Range: 0 to 10 kΩ
• Resolution: 8 bits (256 steps)
• Supply Voltage: 2.7V to 5.5V
• Temperature Range: -40°C to +125°C
• Interface: I2C-compatible

Detailed Pin Configuration

The MCP4561T-103E/MF has a total of 8 pins:

1. VDD: Power supply voltage input
2. SDA: Serial data input/output for I2C communication
3. SCL: Serial clock input for I2C communication
4. A0: Address selection bit 0
5. A1: Address selection bit 1
6. WP: Write-protect input
7. VSS: Ground
8. RH: Terminal for connecting the variable resistance

Functional Features

• Digital control: The MCP4561T-103E/MF can be controlled digitally using the I2C interface, allowing for precise adjustment of resistance.
• Non-volatile memory: It has non-volatile memory that retains the resistance setting even when power is removed, ensuring consistent performance.
• Low power consumption: The device operates with low power consumption, making it suitable for battery-powered applications.
• High resolution: With 8-bit resolution, it provides fine-grained control over resistance values.

Advantages and Disadvantages

Advantages

• Precise resistance control
• Non-volatile memory for retaining settings
• Low power consumption
• Wide resistance range

Disadvantages

• Limited resolution compared to higher-bit digital potentiometers
• Requires I2C interface for control

Working Principles

The MCP4561T-103E/MF utilizes a combination of digital control and analog circuitry to adjust the resistance value. The digital control signals received through the I2C interface are converted into analog voltage levels, which in turn adjust the resistance of the potentiometer. The non-volatile memory ensures that the resistance setting is retained even when power is removed.

Detailed Application Field Plans

The MCP4561T-103E/MF finds applications in various fields, including:

1. Audio equipment: It can be used for volume control in audio amplifiers and mixers.
2. Industrial automation: It is suitable for calibration and adjustment of industrial control systems.
3. Test and measurement instruments: It can be utilized for precision resistance adjustments in testing equipment.
4. Consumer electronics: It finds use in devices such as televisions, gaming consoles, and home appliances for control and calibration purposes.

Detailed and Complete Alternative Models

1. MCP4131: 8-bit digital potentiometer with a resistance range of 0 to 10 kΩ.
2. MCP4261: 8-bit dual-channel digital potentiometer with I2C interface.
3. MCP41010: 10-bit digital potentiometer with a resistance range of 0 to 10 kΩ.
4. MCP4531: 8-bit digital potentiometer with integrated EEPROM for non-volatile memory.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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