AD5248BRM2.5-RL7

Product Overview

Category

The AD5248BRM2.5-RL7 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
• High resolution and accuracy
• Low power consumption
• Wide operating voltage range
• Compact package size
• Non-volatile memory for storing settings

Package

The AD5248BRM2.5-RL7 is available in a small outline package (SOP) with 10 pins.

Essence

The essence of the AD5248BRM2.5-RL7 lies in its ability to provide precise and programmable resistance values, making it suitable for various applications requiring adjustable analog signals.

Packaging/Quantity

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

Specifications

• Resolution: 8 bits
• Number of Channels: 4
• Resistance Range: 0Ω to 50kΩ
• Operating Voltage Range: 2.7V to 5.5V
• Temperature Range: -40°C to +125°C
• Interface: I2C-compatible

Detailed Pin Configuration

1. VDD: Power supply voltage
2. SDA: Serial data input/output
3. SCL: Serial clock input
4. A0: Address bit 0
5. A1: Address bit 1
6. WP: Write protect
7. VSS: Ground
8. RDY: Ready output
9. NC: No connection
10. VLOGIC: Logic supply voltage

Functional Features

• Digital control of resistance values
• Non-volatile memory for storing settings
• I2C-compatible interface for easy integration into digital systems
• Low power consumption for energy-efficient operation
• High resolution and accuracy for precise control of analog signals

Advantages

• Provides a compact and cost-effective solution for applications requiring variable resistance
• Offers high precision and accuracy, ensuring reliable performance
• Non-volatile memory allows for retaining settings even when power is disconnected
• Wide operating voltage range enables compatibility with various systems
• Easy integration into digital circuits through the I2C interface

Disadvantages

• Limited resolution compared to higher-bit digital potentiometers
• May not be suitable for applications requiring extremely fine adjustments
• Sensitivity to electrostatic discharge (ESD) requires proper handling during installation and usage

Working Principles

The AD5248BRM2.5-RL7 utilizes a combination of digital-to-analog conversion and resistive ladder network techniques to achieve variable resistance control. The digital inputs are converted into corresponding resistance values, which can be adjusted by the user. These resistance values are then used to control the analog signals in the circuitry.

Detailed Application Field Plans

The AD5248BRM2.5-RL7 finds applications in various fields, including but not limited to:

1. Audio Equipment: Volume control, tone adjustment, and equalization.
2. Instrumentation: Calibration, signal conditioning, and sensor trimming.
3. Industrial Control Systems: Variable gain amplifiers, motor control, and process control.
4. Communication Systems: Signal attenuation, impedance matching, and filter tuning.
5. Test and Measurement: Programmable loads, signal generation, and waveform shaping.

Detailed and Complete Alternative Models

1. AD5241BRM1-REEL7: 1-channel digital potentiometer with similar specifications.
2. AD5242BRM10-REEL7: 10-channel digital potentiometer with similar specifications.
3. AD5244BRM10-REEL7: 10-channel digital potentiometer with higher resolution.

These alternative models offer different channel configurations and resolutions to cater to specific application requirements.

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