MCP4262T-104E/UN

Product Overview

Category

The MCP4262T-104E/UN belongs to the category of digital potentiometers.

Use

It is primarily used for electronic circuitry and systems that require variable resistance or digital control of analog signals.

Characteristics

• Digital control of resistance
• Non-volatile memory for storing settings
• High resolution and accuracy
• Low power consumption
• Wide operating voltage range

Package

The MCP4262T-104E/UN is available in a small surface-mount package, making it suitable for compact electronic devices.

Essence

The essence of the MCP4262T-104E/UN lies in its ability to provide precise and programmable resistance values in various applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Resolution: 10-bit
• Number of Channels: 2
• Resistance Range: 0 to 10kΩ
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 2.7V to 5.5V
• Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP4262T-104E/UN has a total of 14 pins, which are as follows:

1. VDD - Power supply voltage
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. W - Wiper terminal of channel 2
14. VREF - Reference voltage input

Functional Features

• Programmable resistance values
• Non-volatile memory for storing settings
• SPI interface for easy digital control
• Power-on reset function
• Low power consumption in standby mode

Advantages and Disadvantages

Advantages

• High resolution and accuracy
• Compact package size
• Wide operating voltage range
• Non-volatile memory for retaining settings
• Easy digital control through SPI interface

Disadvantages

• Limited resistance range (0 to 10kΩ)
• Requires external reference voltage for accurate operation

Working Principles

The MCP4262T-104E/UN utilizes a combination of digital control and analog circuitry to provide variable resistance. It consists of resistive elements, wiper switches, and control logic. The digital potentiometer can be programmed using the SPI interface, allowing precise control over the resistance value. The non-volatile memory ensures that the settings are retained even when power is removed.

Detailed Application Field Plans

The MCP4262T-104E/UN finds applications in various fields, including:

1. Audio equipment: Volume control, tone adjustment
2. Industrial automation: Calibration, signal conditioning
3. Test and measurement instruments: Variable gain control, signal simulation
4. Communication systems: Signal attenuation, impedance matching
5. Automotive electronics: Sensor calibration, control system adjustment

Detailed and Complete Alternative Models

1. MCP4131-103E/P - 10-bit digital potentiometer with single channel
2. MCP4251-502E/P - 7-bit digital potentiometer with dual channels
3. MCP4161-503E/P - 8-bit digital potentiometer with single channel
4. MCP4231-103E/P - 7-bit digital potentiometer with dual channels

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

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