MCP4262-503E/UN

Product Overview

Category

The MCP4262-503E/UN belongs to the category of digital potentiometers.

Use

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

Characteristics

• Digital control interface
• Non-volatile memory storage
• Low power consumption
• Wide operating voltage range
• High resolution and accuracy

Package

The MCP4262-503E/UN is available in a compact surface-mount package.

Essence

This digital potentiometer offers precise and flexible resistance adjustment, making it an essential component in various electronic systems.

Packaging/Quantity

The MCP4262-503E/UN is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Resolution: 8 bits
• Number of Channels: Dual-channel
• Resistance Range: 0 to 10kΩ
• Operating Voltage Range: 2.7V to 5.5V
• Interface: SPI (Serial Peripheral Interface)
• Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP4262-503E/UN has a total of 14 pins, each serving a specific function:

1. VDD - Power supply voltage input
2. VSS - Ground reference
3. CS - Chip select input
4. SCK - Serial clock input
5. SDI - Serial data input
6. SDO - Serial data output
7. WP - Write protect input
8. A - Terminal A of channel 1
9. B - Terminal B of channel 1
10. W - Wiper terminal of channel 1
11. H - Terminal H of channel 2
12. G - Terminal G of channel 2
13. F - Wiper terminal of channel 2
14. VREF - Reference voltage input

Functional Features

• Non-volatile memory allows for retaining settings during power-off periods.
• SPI interface enables easy digital control and communication with other devices.
• High resolution and accuracy ensure precise resistance adjustments.
• Low power consumption makes it suitable for battery-powered applications.
• Wide operating voltage range provides compatibility with various systems.

Advantages and Disadvantages

Advantages

• Precise and flexible resistance adjustment
• Easy integration into electronic circuits
• Non-volatile memory for retaining settings
• Low power consumption

Disadvantages

• Limited resistance range (0 to 10kΩ)
• Requires an external microcontroller or SPI master for control

Working Principles

The MCP4262-503E/UN operates by digitally controlling the resistance between its terminal pins. The digital potentiometer uses a combination of resistive elements and switches to achieve precise resistance adjustments. The control interface, typically an SPI bus, allows users to communicate with the device and set the desired resistance value. The non-volatile memory ensures that the settings are retained even when power is removed.

Detailed Application Field Plans

The MCP4262-503E/UN finds applications in various fields, including:

1. Audio Systems: Precise volume control in audio amplifiers and mixers.
2. Instrumentation: Calibration and adjustment of measurement equipment.
3. Industrial Control: Fine-tuning of process parameters in industrial automation.
4. Automotive Electronics: Control of lighting intensity, fan speed, and other functions.
5. Consumer Electronics: Adjustment of display brightness, speaker volume, etc.

Detailed and Complete Alternative Models

1. MCP4131-103E/P: Single-channel digital potentiometer with 8-bit resolution.
2. MCP4251-502E/P: Dual-channel digital potentiometer with 7-bit resolution.
3. MCP4161-503E/P: Single-channel digital potentiometer with 10-bit resolution.
4. MCP4261-502E/UN: Dual-channel digital potentiometer with 10-bit resolution.

These alternative models offer different resolutions and features to suit specific application requirements.

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