AD5248BRMZ2.5-RL7

Product Overview

Category

The AD5248BRMZ2.5-RL7 belongs to the category of digital potentiometers.

Use

This product is commonly used in electronic circuits for controlling resistance values digitally, replacing traditional mechanical potentiometers.

Characteristics

• Digital control: The AD5248BRMZ2.5-RL7 allows for precise and accurate digital control of resistance values.
• Non-volatile memory: It retains its settings even when power is removed, ensuring consistent performance.
• Low power consumption: This digital potentiometer operates with low power requirements, making it suitable for battery-powered devices.
• Wide resistance range: It offers a wide range of resistance values, allowing for versatile applications.
• High resolution: The AD5248BRMZ2.5-RL7 provides high-resolution adjustment, enabling fine-tuning of resistance values.

Package

The AD5248BRMZ2.5-RL7 is available in a small outline package (SOIC) form factor.

Essence

The essence of the AD5248BRMZ2.5-RL7 lies in its ability to provide precise digital control over resistance values, offering an alternative to traditional mechanical potentiometers.

Packaging/Quantity

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

Specifications

• Resolution: 8 bits
• Resistance Range: 0Ω to 10kΩ
• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Interface: I2C-compatible

Detailed Pin Configuration

The AD5248BRMZ2.5-RL7 has a total of 16 pins, which are configured as follows:

1. A0: Address input bit 0
2. A1: Address input bit 1
3. A2: Address input bit 2
4. VSS: Ground
5. SDA: Serial data input/output
6. SCL: Serial clock input
7. WP: Write protect input
8. VLOGIC: Logic supply voltage
9. VDD: Positive power supply
10. RDAC0: Terminal A of the first resistor array
11. RDAC1: Terminal B of the first resistor array
12. RDAC2: Terminal A of the second resistor array
13. RDAC3: Terminal B of the second resistor array
14. RDAC4: Terminal A of the third resistor array
15. RDAC5: Terminal B of the third resistor array
16. VOUT: Output voltage

Functional Features

• Digital control: The AD5248BRMZ2.5-RL7 allows for precise and easy adjustment of resistance values through digital commands.
• Non-volatile memory: It retains its resistance settings even when power is removed, ensuring consistent performance across power cycles.
• I2C interface: The device utilizes the widely adopted I2C communication protocol, enabling seamless integration into various systems.
• Multiple resistor arrays: This digital potentiometer consists of three resistor arrays, providing flexibility in circuit design.

Advantages and Disadvantages

Advantages

• Precise digital control over resistance values
• Non-volatile memory for consistent performance
• Low power consumption
• Wide resistance range
• High resolution adjustment

Disadvantages

• Limited to I2C interface compatibility
• Relatively small package size may require additional space considerations in circuit design

Working Principles

The AD5248BRMZ2.5-RL7 operates by utilizing a combination of digital control and resistor arrays. The digital commands received via the I2C interface are used to adjust the resistance values of the corresponding resistor arrays. These adjustments are made by varying the current flow through the resistors, effectively changing the overall resistance seen at the output pin.

Detailed Application Field Plans

The AD5248BRMZ2.5-RL7 finds applications in various fields, including but not limited to:

1. Audio equipment: It can be used for volume control and tone adjustment in audio amplifiers and mixers.
2. Industrial automation: The digital potentiometer enables precise calibration and adjustment of industrial control systems.
3. Test and measurement instruments: It can be utilized for fine-tuning signal generators, oscilloscopes, and other test equipment.
4. Consumer electronics: The product can be integrated into devices such as televisions, gaming consoles, and home appliances for user-controlled settings.

Detailed and Complete Alternative Models

1. MCP401X: Microchip Technology offers a range of digital potentiometers with similar specifications and features.
2. MAX548X: Maxim Integrated provides digital potentiometers suitable for various applications, offering comparable performance to the AD5248BRMZ2.5