AD5258BRMZ50

Product Overview

• Category: Digital Potentiometer
• Use: It is used to digitally control resistance in electronic circuits.
• Characteristics: The AD5258BRMZ50 is a 256-position, one-time programmable (OTP) digital potentiometer with non-volatile memory. It offers a compact package and low power consumption.
• Package: MSOP-10
• Essence: This digital potentiometer provides precise resistance adjustment in various electronic applications.
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier.

Specifications

• Resolution: 8-bit
• End-to-End Resistance: 50 kΩ
• Operating Voltage: 2.7 V to 5.5 V
• Temperature Range: -40°C to +125°C
• Wiper Current: 3 mA max
• Non-Volatile Memory: Stores resistance settings

Detailed Pin Configuration

1. A Terminal
2. B Terminal
3. W Terminal
4. VDD
5. SDA
6. SCL
7. GND
8. NC
9. NC
10. NC

Functional Features

• Non-volatile memory for storing resistance settings
• I2C-compatible digital interface for easy control
• Low power consumption
• Compact and versatile MSOP-10 package

Advantages

• Precise and reliable resistance adjustment
• Non-volatile memory ensures retention of settings during power cycles
• Small form factor suitable for space-constrained designs
• Easy interfacing with microcontrollers through I2C protocol

Disadvantages

• Limited resolution compared to higher bit digital potentiometers
• Limited maximum wiper current may not be suitable for high-power applications

Working Principles

The AD5258BRMZ50 operates by digitally controlling the position of its wiper terminal, effectively adjusting the resistance between the A and B terminals. The non-volatile memory ensures that the resistance setting is retained even when the power is turned off, making it suitable for applications requiring persistent settings.

Detailed Application Field Plans

• Audio equipment: Volume control, tone adjustment
• Instrumentation and measurement devices: Calibration, offset adjustment
• Industrial automation: Process control, sensor calibration
• Consumer electronics: Display brightness control, power supply adjustment

Detailed and Complete Alternative Models

• AD5110: 64-position digital potentiometer
• AD8403: 256-position digital potentiometer with higher wiper current capability
• MCP401X: Microchip's 8-bit digital potentiometer series

This comprehensive entry provides an in-depth understanding of the AD5258BRMZ50 digital potentiometer, including its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.