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X9271UV14IZ
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X9271UV14IZ

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Digital Potentiometer
  • Characteristics: Programmable, Non-volatile, 14-bit Resolution
  • Package: UV14
  • Essence: X9271UV14IZ is a digital potentiometer IC that allows for programmable resistance adjustments in electronic circuits. It offers non-volatile memory storage and has a high resolution of 14 bits.
  • Packaging/Quantity: The X9271UV14IZ is available in a UV14 package, which refers to a 14-pin plastic dual inline package. The quantity per package may vary depending on the manufacturer.

Specifications

  • Resolution: 14 bits
  • Resistance Range: Programmable from 0Ω to maximum specified value
  • Operating Voltage: 2.7V to 5.5V
  • Temperature Range: -40°C to +85°C
  • Interface: Serial (I2C)
  • Memory Type: Non-volatile EEPROM
  • Wiper Current: 3mA (maximum)

Detailed Pin Configuration

The X9271UV14IZ has a total of 14 pins, each serving a specific function. The pin configuration is as follows:

  1. VCC: Power 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 input pin
  7. H/L: High/Low logic level input for device operation mode selection
  8. NC: No connection (unused pin)
  9. B0: Terminal B connection for potentiometer resistance adjustment
  10. W: Wiper terminal for potentiometer resistance adjustment
  11. A: Terminal A connection for potentiometer resistance adjustment
  12. GND: Ground reference voltage
  13. NC: No connection (unused pin)
  14. VCC: Power supply voltage input

Functional Features

  • Programmable Resistance: The X9271UV14IZ allows users to digitally program the resistance value, providing flexibility in circuit design and adjustments.
  • Non-volatile Memory: The IC incorporates non-volatile EEPROM memory, ensuring that the programmed resistance values are retained even when power is disconnected.
  • High Resolution: With a resolution of 14 bits, the X9271UV14IZ offers precise and fine-grained resistance adjustments.
  • Serial Interface: The IC utilizes the I2C serial interface for communication, enabling easy integration into various digital systems.
  • Wide Operating Voltage Range: The X9271UV14IZ can operate within a wide voltage range of 2.7V to 5.5V, making it compatible with different power supply configurations.

Advantages and Disadvantages

Advantages: - Programmable resistance allows for flexible circuit adjustments. - Non-volatile memory ensures retention of programmed values. - High resolution enables precise resistance settings. - Serial interface simplifies integration into digital systems. - Wide operating voltage range enhances compatibility.

Disadvantages: - Limited maximum wiper current may restrict usage in high-current applications. - The UV14 package may require additional space compared to smaller package options.

Working Principles

The X9271UV14IZ operates based on the principle of digital potentiometry. It consists of a resistive ladder network and a wiper that moves along the ladder, effectively changing the resistance between the wiper terminal and the two end terminals. The position of the wiper is controlled digitally through the I2C interface, allowing for precise resistance adjustments. The non-volatile memory ensures that the programmed resistance value is retained even when power is disconnected.

Detailed Application Field Plans

The X9271UV14IZ finds applications in various electronic systems where programmable resistance adjustments are required. Some potential application fields include:

  1. Audio Systems: The IC can be used to control volume levels or tone adjustments in audio amplifiers, mixers, or equalizers.
  2. Industrial Control: It can be employed in industrial automation systems for calibration or fine-tuning of sensor circuits.
  3. Test and Measurement Equipment: The X9271UV14IZ can facilitate resistance adjustments in testing equipment, such as signal generators or oscilloscopes.
  4. Communication Systems: It can be utilized in communication devices for impedance matching or signal conditioning purposes.

Detailed and Complete Alternative Models

  • X9241UV14IZ: 10-bit resolution digital potentiometer with similar features but lower resolution.
  • X9313WMIZ: Digital potentiometer with 32 taps and an SPI interface.
  • MCP4017T-503E/LT: 7-bit digital potentiometer with a

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací X9271UV14IZ v technických řešeních

Sure! Here are 10 common questions and answers related to the application of X9271UV14IZ in technical solutions:

1. What is X9271UV14IZ? X9271UV14IZ is a specific model or type of electronic component used in technical solutions, typically for controlling and adjusting various parameters.

2. What are the main features of X9271UV14IZ? The main features of X9271UV14IZ include high precision, low power consumption, digital interface compatibility, non-volatile memory, and multiple programmable settings.

3. How is X9271UV14IZ typically used in technical solutions? X9271UV14IZ is commonly used as a digital potentiometer or variable resistor in circuits where precise control over resistance values is required, such as in audio amplifiers, motor speed control, and sensor calibration.

4. What is the voltage range supported by X9271UV14IZ? X9271UV14IZ typically supports a wide voltage range, often from 2.7V to 5.5V, making it compatible with various power supply systems.

5. Can X9271UV14IZ be controlled digitally? Yes, X9271UV14IZ can be controlled digitally using a microcontroller or other digital devices through its compatible digital interface, such as I2C or SPI.

6. Is X9271UV14IZ capable of storing settings permanently? Yes, X9271UV14IZ has non-volatile memory, which means it can store the programmed settings even when power is removed, ensuring that the desired configuration is retained.

7. What is the resolution of X9271UV14IZ? The resolution of X9271UV14IZ refers to the smallest step size or increment in resistance that can be achieved. It typically has a resolution of 8 bits or 256 steps.

8. Can X9271UV14IZ be used in both analog and digital circuits? Yes, X9271UV14IZ can be used in both analog and digital circuits. It can replace traditional mechanical potentiometers or variable resistors to provide more precise and reliable control.

9. Are there any specific precautions to consider when using X9271UV14IZ? Some precautions to consider include ensuring proper voltage levels, avoiding excessive current flow, and following the manufacturer's guidelines for temperature limits and handling.

10. Where can I find more information about X9271UV14IZ? You can find more detailed information about X9271UV14IZ in its datasheet provided by the manufacturer. Additionally, online forums and technical websites may also have valuable resources and discussions related to its application in various technical solutions.