MCP4641T-104E/ST

Product Overview

Category

The MCP4641T-104E/ST belongs to the category of digital potentiometers.

Use

It is primarily used as a programmable resistor in various electronic circuits.

Characteristics

• Digital control interface
• Non-volatile memory for storing settings
• Low power consumption
• Wide operating voltage range
• Small package size

Package

The MCP4641T-104E/ST is available in a small surface-mount package.

Essence

The essence of the MCP4641T-104E/ST lies in its ability to provide precise resistance values that can be digitally controlled.

Packaging/Quantity

This product is typically packaged in reels and is available in large quantities.

Specifications

• Resolution: 10-bit
• Number of Channels: 1
• Resistance Range: 0Ω to 10kΩ
• Operating Voltage Range: 2.7V to 5.5V
• Interface: I2C/SMBus
• Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP4641T-104E/ST has the following pin configuration:

1. VDD - Power supply voltage
2. SDA - Serial data input/output
3. SCL - Serial clock input
4. A0 - Address selection bit
5. WP - Write protect input
6. VSS - Ground

Functional Features

• Digital control allows for precise resistance adjustments.
• Non-volatile memory ensures that settings are retained even when power is disconnected.
• Low power consumption makes it suitable for battery-powered applications.
• Wide operating voltage range enables compatibility with various systems.
• The small package size saves board space in compact designs.

Advantages and Disadvantages

Advantages

• Precise resistance control
• Non-volatile memory for settings retention
• Low power consumption
• Wide operating voltage range
• Compact package size

Disadvantages

• Limited to a single channel
• Requires an I2C/SMBus interface for control

Working Principles

The MCP4641T-104E/ST operates by digitally controlling the resistance value using an internal digital-to-analog converter (DAC). The desired resistance value is set through the I2C/SMBus interface, and the digital potentiometer adjusts its resistance accordingly. The non-volatile memory ensures that the resistance setting is retained even when power is disconnected.

Detailed Application Field Plans

The MCP4641T-104E/ST finds applications in various fields, including:

1. Audio equipment: Precise volume control in audio amplifiers and mixers.
2. Instrumentation: Calibration and adjustment of measurement devices.
3. Industrial automation: Fine-tuning of control systems and sensors.
4. Automotive electronics: Control of lighting systems and motor speed.

Detailed and Complete Alternative Models

1. MCP4131-103E/P - 10-bit digital potentiometer with similar specifications but different package type.
2. MCP4251-502E/P - 10-bit dual-channel digital potentiometer for applications requiring multiple channels.
3. AD5259BRMZ10 - 10-bit digital potentiometer with additional features like integrated EEPROM.

(Note: These alternative models are provided as examples and may have different characteristics and specifications.)

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