QD Devices Inc.
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AD5258BRMZ50
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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.

Énumérez 10 questions et réponses courantes liées à l'application de AD5258BRMZ50 dans les solutions techniques

  1. What is the AD5258BRMZ50?

    • The AD5258BRMZ50 is a digital potentiometer, which can be used to digitally control resistance in various electronic circuits.

  2. What is the maximum resistance of the AD5258BRMZ50?

    • The AD5258BRMZ50 has a maximum resistance of 50 kΩ.

  3. What is the resolution of the AD5258BRMZ50?

    • The AD5258BRMZ50 has a resolution of 256 taps, allowing for precise adjustments in resistance.

  4. What is the supply voltage range for the AD5258BRMZ50?

    • The supply voltage range for the AD5258BRMZ50 is 2.7 V to 5.5 V.

  5. Can the AD5258BRMZ50 be used in audio applications?

    • Yes, the AD5258BRMZ50 can be used in audio applications for volume control and tone adjustment.

  6. Is the AD5258BRMZ50 suitable for use in industrial control systems?

    • Yes, the AD5258BRMZ50 is suitable for use in industrial control systems due to its digital control capabilities.

  7. What is the temperature range for the AD5258BRMZ50?

    • The AD5258BRMZ50 has an extended temperature range from -40°C to +125°C, making it suitable for harsh environments.

  8. Can multiple AD5258BRMZ50 devices be daisy-chained together?

    • Yes, multiple AD5258BRMZ50 devices can be daisy-chained together to expand the number of available taps.

  9. Does the AD5258BRMZ50 have non-volatile memory?

    • Yes, the AD5258BRMZ50 features non-volatile memory, allowing it to retain its settings even when power is removed.

  10. What are some typical applications for the AD5258BRMZ50?

    • Typical applications for the AD5258BRMZ50 include programmable voltage references, sensor calibration, and offset adjustment in instrumentation.