MCP4232T-104E/UN

Product Overview

Category

The MCP4232T-104E/UN belongs to the category of digital potentiometers.

Use

It is commonly used in electronic circuits for controlling resistance values digitally.

Characteristics

• Digital control of resistance
• Compact package size
• High resolution and accuracy
• Low power consumption

Package

The MCP4232T-104E/UN is available in a small outline integrated circuit (SOIC) package.

Essence

This digital potentiometer serves as a replacement for traditional mechanical potentiometers, offering precise and programmable resistance control.

Packaging/Quantity

The MCP4232T-104E/UN is typically packaged in reels containing 250 units.

Specifications

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

Detailed Pin Configuration

The MCP4232T-104E/UN features a total of 14 pins, including:

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. SHDN - Shutdown control 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 for storing resistance settings
• Ability to digitally control resistance values in real-time
• Low temperature coefficient ensures stability over a wide temperature range
• High endurance, allowing for frequent adjustments without degradation

Advantages and Disadvantages

Advantages

• Precise and programmable resistance control
• Compact size saves board space
• Low power consumption
• Non-volatile memory retains settings even when powered off

Disadvantages

• Limited resistance range compared to mechanical potentiometers
• Requires digital interface for control

Working Principles

The MCP4232T-104E/UN utilizes a combination of resistive elements and electronic switches to achieve digital control of resistance. The resistance value is adjusted by changing the position of the wiper terminal along the resistive element.

Detailed Application Field Plans

The MCP4232T-104E/UN finds applications in various fields, including:

1. Audio equipment: Volume control, tone adjustment
2. Industrial automation: Calibration, feedback control
3. Test and measurement instruments: Signal conditioning, calibration
4. Automotive electronics: Sensor calibration, control systems

Detailed and Complete Alternative Models

1. MCP4131-103E/P - 10-bit digital potentiometer with single-channel configuration
2. MCP4251-502E/P - 10-bit digital potentiometer with dual-channel configuration and extended resistance range
3. MCP4261-503E/P - 10-bit digital potentiometer with dual-channel configuration and higher resolution

(Note: This list is not exhaustive and other alternative models may exist.)

This concludes the encyclopedia entry for the MCP4232T-104E/UN digital potentiometer.