AD5273BRJZ10-R7

Product Overview

Category: Integrated Circuit (IC)

Use: Digital Potentiometer

Characteristics: - Low power consumption - High resolution - Non-volatile memory - Wide resistance range - Small package size

Package: SOT-23

Essence: The AD5273BRJZ10-R7 is a digital potentiometer IC that provides a variable resistance in electronic circuits. It is designed to replace mechanical potentiometers and offers greater precision and flexibility.

Packaging/Quantity: The AD5273BRJZ10-R7 is available in a SOT-23 package and is typically sold in reels of 3000 units.

Specifications

• Resistance Range: 0Ω to 10kΩ
• Resolution: 256 steps
• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Interface: I2C

Pin Configuration

The AD5273BRJZ10-R7 has the following pin configuration:

```

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| | --| VDD GND |-- Power Supply --| SDA SCL |-- I2C Interface --| A1 A0 |-- Address Select --| WP H/L |-- Write Protect --| RST NC |-- Reset / No Connect |___________| ```

Functional Features

• Non-volatile Memory: The AD5273BRJZ10-R7 retains its settings even when power is removed, allowing for easy restoration of previous configurations.
• High Resolution: With 256 steps, the digital potentiometer provides precise control over resistance values.
• Low Power Consumption: The IC operates with low power requirements, making it suitable for battery-powered devices.
• I2C Interface: The AD5273BRJZ10-R7 communicates with the microcontroller or other devices using the widely adopted I2C protocol.

Advantages and Disadvantages

Advantages: - Replaces mechanical potentiometers, eliminating wear and tear issues. - Offers greater precision and flexibility in circuit design. - Non-volatile memory ensures settings are retained even during power loss. - Small package size allows for space-efficient integration into electronic systems.

Disadvantages: - Limited resistance range compared to some other digital potentiometers. - Requires an I2C interface for communication, which may not be compatible with all systems.

Working Principles

The AD5273BRJZ10-R7 operates by digitally controlling the resistance between its terminals. It uses a combination of resistive elements and switches to achieve precise resistance values. The IC receives commands through the I2C interface, allowing the user to set the desired resistance level. The non-volatile memory ensures that the resistance setting is retained even when power is removed.

Detailed Application Field Plans

The AD5273BRJZ10-R7 can be used in various applications, including: 1. Audio equipment: Volume control circuits 2. Industrial automation: Precision control systems 3. Test and measurement instruments: Calibration circuits 4. Automotive electronics: Sensor calibration and adjustment 5. Medical devices: Fine-tuning of electrical signals

Detailed and Complete Alternative Models

Some alternative models to the AD5273BRJZ10-R7 include: - AD8400ARZ10 - Digital Potentiometer, 10kΩ, 256 steps, SPI interface - MCP4011T-503E/MS - Digital Potentiometer, 50kΩ, 257 steps, I2C interface - MAX5486EUD+ - Digital Potentiometer, 100kΩ, 256 steps, I2C interface

These alternative models offer similar functionality but may have different specifications and package options.

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