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X9279TV14IT1
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X9279TV14IT1

Product Overview

  • Category: Electronic Component
  • Use: Digital Potentiometer
  • Characteristics: High precision, digital control, non-volatile memory
  • Package: Integrated Circuit (IC)
  • Essence: Variable resistor with digital control
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Resolution: 256 steps
  • Resistance Range: 10kΩ
  • Supply Voltage: 2.7V to 5.5V
  • Temperature Range: -40°C to +85°C
  • Interface: Serial Peripheral Interface (SPI)
  • Non-Volatile Memory: Stores wiper position during power-off

Detailed Pin Configuration

The X9279TV14IT1 has the following pin configuration:

  1. VCC: Power supply voltage
  2. GND: Ground reference
  3. CS: Chip select input for SPI communication
  4. SCK: Serial clock input for SPI communication
  5. SI: Serial data input for SPI communication
  6. SO: Serial data output for SPI communication
  7. WP: Write protect input for disabling write operations
  8. H: Terminal connected to the high end of the resistor
  9. W: Terminal connected to the wiper of the resistor
  10. L: Terminal connected to the low end of the resistor

Functional Features

  • Digital control allows precise adjustment of resistance
  • Non-volatile memory retains wiper position during power cycles
  • SPI interface enables easy integration with microcontrollers
  • Low power consumption for energy-efficient applications
  • Wide temperature range ensures reliable operation in various environments

Advantages and Disadvantages

Advantages: - High precision and accuracy - Easy interfacing with microcontrollers - Non-volatile memory eliminates the need for external storage - Compact size and lightweight - Low power consumption

Disadvantages: - Limited resistance range (10kΩ) - Requires SPI communication for control

Working Principles

The X9279TV14IT1 is a digital potentiometer that replaces traditional mechanical potentiometers. It consists of a resistor network and a wiper controlled by digital signals. The resistance value between the wiper terminal and either end terminal can be adjusted digitally, allowing precise control over the output voltage or current.

The potentiometer's non-volatile memory stores the wiper position even when power is removed. This feature ensures that the desired resistance setting is maintained during power cycles, eliminating the need for recalibration.

Detailed Application Field Plans

The X9279TV14IT1 finds applications in various fields, including:

  1. Audio Equipment: Volume control, tone adjustment
  2. Industrial Automation: Precision control systems, calibration
  3. Test and Measurement Instruments: Signal conditioning, calibration
  4. Automotive Electronics: Climate control, lighting control
  5. Medical Devices: Sensitivity adjustment, signal conditioning

Detailed and Complete Alternative Models

  1. X9313WP: 100kΩ digital potentiometer with similar features
  2. MCP4131: 10kΩ digital potentiometer with I2C interface
  3. AD8403: 256-step digital potentiometer with parallel interface
  4. MAX5481: Dual-channel digital potentiometer with SPI interface
  5. CAT5114: 10kΩ digital potentiometer with volatile memory

These alternative models offer similar functionality and can be considered based on specific requirements and compatibility with existing systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací X9279TV14IT1 v technických řešeních

  1. Question: What is X9279TV14IT1?
    Answer: X9279TV14IT1 is a specific model of a digital potentiometer, which is commonly used in technical solutions for controlling analog signals.

  2. Question: How does X9279TV14IT1 work?
    Answer: X9279TV14IT1 works by digitally adjusting the resistance value, allowing precise control over the analog signal passing through it.

  3. Question: What are the key features of X9279TV14IT1?
    Answer: Some key features of X9279TV14IT1 include non-volatile memory, low power consumption, wide operating voltage range, and multiple resistance options.

  4. Question: In what applications can X9279TV14IT1 be used?
    Answer: X9279TV14IT1 can be used in various applications such as audio equipment, instrumentation, industrial automation, and communication systems.

  5. Question: How do I interface X9279TV14IT1 with a microcontroller?
    Answer: X9279TV14IT1 can be interfaced with a microcontroller using standard digital communication protocols like SPI or I2C.

  6. Question: Can X9279TV14IT1 be used in high-temperature environments?
    Answer: Yes, X9279TV14IT1 is designed to operate reliably in a wide temperature range, including high-temperature environments.

  7. Question: Is X9279TV14IT1 suitable for battery-powered devices?
    Answer: Yes, X9279TV14IT1 has low power consumption, making it suitable for battery-powered devices where power efficiency is crucial.

  8. Question: Can X9279TV14IT1 replace traditional mechanical potentiometers?
    Answer: Yes, X9279TV14IT1 can be a suitable replacement for mechanical potentiometers, offering advantages like digital control and non-volatile memory.

  9. Question: How precise is the resistance adjustment of X9279TV14IT1?
    Answer: X9279TV14IT1 provides high-resolution resistance adjustment, typically with a step size of 1 ohm or less, ensuring precise control over the analog signal.

  10. Question: Are there any specific precautions to consider when using X9279TV14IT1?
    Answer: It is important to follow the manufacturer's guidelines for voltage ratings, temperature limits, and proper handling to ensure optimal performance and longevity of X9279TV14IT1.