AD5243BRM50

Product Overview

Category

AD5243BRM50 belongs to the category of digital potentiometers.

Use

It is primarily used for electronic circuitry and systems where variable resistance is required.

Characteristics

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

Package

AD5243BRM50 comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of AD5243BRM50 lies in its ability to provide digitally controlled variable resistance, which can be adjusted through an interface.

Packaging/Quantity

It is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Resolution: 10-bit
• Number of Channels: 2
• Operating Voltage Range: 2.7V to 5.5V
• Temperature Range: -40°C to +125°C
• Interface: I2C-compatible

Detailed Pin Configuration

AD5243BRM50 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. GND: Ground reference
7. W: Write protect pin
8. VOUT: Output voltage pin

Functional Features

• Digital control: The AD5243BRM50 allows precise digital control of resistance values.
• Non-volatile memory: It retains the resistance settings even when power is disconnected.
• Low power consumption: It operates with low power requirements, making it suitable for battery-powered devices.
• Wide operating voltage range: It can be used in a variety of voltage levels.
• High resolution: With its 10-bit resolution, it provides fine-grained control over resistance values.

Advantages and Disadvantages

Advantages

• Precise digital control
• Retains settings without power
• Low power consumption
• Versatile operating voltage range
• Fine-grained control with high resolution

Disadvantages

• Limited number of channels (2)
• Requires I2C interface for control

Working Principles

AD5243BRM50 utilizes digital potentiometer technology to provide variable resistance. It consists of resistive elements and electronic switches controlled by an internal digital-to-analog converter (DAC). The resistance value is adjusted by sending digital commands through the I2C interface, which controls the position of the electronic switches.

Detailed Application Field Plans

AD5243BRM50 finds applications in various fields, including:

1. Audio equipment: It can be used for volume control in audio amplifiers and mixers.
2. Instrumentation: It is suitable for calibration and adjustment of measurement instruments.
3. Industrial automation: It can be employed in control systems that require variable resistance.
4. Communication systems: It can be utilized for signal conditioning and impedance matching.
5. Automotive electronics: It can be integrated into automotive systems for control and adjustment purposes.

Detailed and Complete Alternative Models

1. AD5242BRUZ10: Similar to AD5243BRM50 but with a single channel and 8-bit resolution.
2. AD5244BRUZ20: Offers four channels with 10-bit resolution.
3. AD5252BRUZ50: Provides two channels with 256-tap resolution.

These alternative models offer different configurations and specifications to suit specific application requirements.

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