Intersil
Bild kan vara representation.
Se specifikationer för produktinformation.
X9251UV24I
Visa detalj Datablad

X9251UV24I

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Digital Potentiometer
  • Characteristics:
    • UV Erasable Nonvolatile Memory
    • 256 Taps
    • I2C Interface
    • Low Power Consumption
  • Package: 24-Pin SOIC (Small Outline Integrated Circuit)
  • Essence: X9251UV24I is a digital potentiometer IC that provides a variable resistance in electronic circuits. It offers the advantage of being nonvolatile, meaning it retains its settings even when power is removed.
  • Packaging/Quantity: The X9251UV24I is typically sold in reels or tubes containing multiple units.

Specifications

  • Resolution: 8 bits (256 steps)
  • Resistance Range: 0 to 10kΩ
  • Supply Voltage: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Interface: I2C (Inter-Integrated Circuit)

Detailed Pin Configuration

The X9251UV24I has a total of 24 pins. Here is the detailed pin configuration:

  1. VCC: Supply voltage input
  2. SDA: Serial Data Line for I2C communication
  3. SCL: Serial Clock Line for I2C communication
  4. A0: Address bit 0 for device addressing
  5. A1: Address bit 1 for device addressing
  6. WP: Write Protect pin for protecting memory content
  7. H/L: High/Low pin for selecting the wiper position
  8. VSS: Ground reference 9-24. W0-W15: Terminal connections for the potentiometer wiper and fixed resistors

Functional Features

  • Nonvolatile Memory: The X9251UV24I utilizes UV erasable nonvolatile memory, allowing it to retain its settings even when power is removed.
  • 256 Taps: With 256 steps of resolution, the digital potentiometer provides precise control over resistance values.
  • I2C Interface: The IC communicates with the external microcontroller or other devices using the I2C protocol, enabling easy integration into various systems.
  • Low Power Consumption: The X9251UV24I is designed to operate with low power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - Retains settings without power - Precise resistance control - Easy integration with I2C interface - Low power consumption

Disadvantages: - Limited resistance range (0 to 10kΩ) - Requires UV erasing for memory modification

Working Principles

The X9251UV24I functions as a variable resistor by adjusting the wiper position along a resistive element. The I2C interface allows the microcontroller to send commands to set the desired resistance value. The nonvolatile memory ensures that the resistance setting is retained even when power is removed.

Detailed Application Field Plans

The X9251UV24I can be used in various applications, including:

  1. Audio Equipment: Volume control, tone adjustment
  2. Industrial Control Systems: Variable gain amplifiers, calibration circuits
  3. Test and Measurement Instruments: Programmable voltage dividers, signal conditioning
  4. Consumer Electronics: Display brightness control, motor speed control

Detailed and Complete Alternative Models

  1. X9250UV24I: Similar to X9251UV24I but with 128 taps instead of 256.
  2. X9252UV24I: Higher resolution version with 512 taps.
  3. X9253UV24I: Digital potentiometer with logarithmic taper response.

These alternative models offer different features and specifications to suit specific application requirements.

Word count: 405 words

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av X9251UV24I i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of X9251UV24I in technical solutions:

Q1: What is X9251UV24I? A1: X9251UV24I is a specific model or type of UV24I sensor used in technical solutions.

Q2: What is the purpose of X9251UV24I? A2: The purpose of X9251UV24I is to measure and detect ultraviolet (UV) light in various technical applications.

Q3: How does X9251UV24I work? A3: X9251UV24I works by utilizing a specialized sensor that detects and measures the intensity of UV light.

Q4: What are some common applications of X9251UV24I? A4: Some common applications of X9251UV24I include UV sterilization systems, UV curing processes, UV exposure monitoring, and UV index measurement.

Q5: Can X9251UV24I be used outdoors? A5: Yes, X9251UV24I can be used outdoors as long as it is properly protected from environmental factors such as moisture and direct sunlight.

Q6: Is X9251UV24I compatible with other sensors or devices? A6: Yes, X9251UV24I can be integrated with other sensors or devices in a technical solution, depending on the specific requirements and compatibility.

Q7: What is the operating range of X9251UV24I? A7: The operating range of X9251UV24I typically depends on the manufacturer's specifications, but it is commonly designed to detect UV light within a specific wavelength range, such as 200-400nm.

Q8: Does X9251UV24I require calibration? A8: Yes, like most sensors, X9251UV24I may require periodic calibration to ensure accurate and reliable measurements.

Q9: Can X9251UV24I be used in hazardous environments? A9: It depends on the specific certifications and ratings of X9251UV24I. Some models may be designed for use in hazardous environments, while others may not have the necessary certifications.

Q10: How can I interface with X9251UV24I in my technical solution? A10: X9251UV24I can typically be interfaced with using standard communication protocols such as I2C or SPI, allowing you to integrate it into your system easily.

Please note that the answers provided here are general and may vary depending on the specific manufacturer's specifications and application requirements.