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X9C104ST2

X9C104ST2

Product Overview

  • Category: Electronic Component
  • Use: Digital Potentiometer
  • Characteristics:
    • Package: SOIC-8
    • Essence: Non-volatile, digitally controlled potentiometer
    • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Resistance Range: 10 kΩ
  • Number of Taps: 100
  • End-to-End Resistance Tolerance: ±20%
  • Temperature Coefficient: ±300 ppm/°C
  • Supply Voltage: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The X9C104ST2 digital potentiometer has the following pin configuration:

  1. VCC - Supply voltage input
  2. H - High terminal of the resistor element
  3. U/D - Up/Down control input
  4. CS - Chip select input
  5. INC - Increment control input
  6. W - Wiper terminal of the resistor element
  7. GND - Ground
  8. L - Low terminal of the resistor element

Functional Features

  • Non-volatile memory: The X9C104ST2 retains its settings even when power is removed.
  • Digitally controlled: The potentiometer can be adjusted using digital signals.
  • Wide operating voltage range: Can operate from 2.7V to 5.5V supply voltage.
  • Small package size: The SOIC-8 package allows for compact designs.

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures settings are retained. - Digital control allows for precise adjustments. - Wide operating voltage range provides flexibility in various applications. - Compact package size saves board space.

Disadvantages: - Limited resistance range (10 kΩ). - Resistance tolerance of ±20% may not be suitable for highly precise applications.

Working Principles

The X9C104ST2 is based on the principle of a digitally controlled potentiometer. It consists of a resistor ladder network and a wiper that moves along the ladder based on digital control signals. The position of the wiper determines the resistance value between the high and low terminals, allowing for variable resistance settings.

Detailed Application Field Plans

The X9C104ST2 digital potentiometer finds applications in various fields, including:

  1. Audio Equipment: Volume control circuits, equalizers, and tone control circuits.
  2. Industrial Control Systems: Adjustable gain amplifiers, motor speed control, and light intensity control.
  3. Test and Measurement Instruments: Calibration equipment, signal generators, and programmable voltage dividers.
  4. Communication Systems: Variable filters, automatic gain control circuits, and frequency synthesizers.

Detailed and Complete Alternative Models

  1. X9C103S - 1 kΩ resistance range, 50 taps
  2. X9C503S - 50 kΩ resistance range, 100 taps
  3. X9C102S - 100 Ω resistance range, 256 taps
  4. X9C503P - 50 kΩ resistance range, 256 taps

These alternative models offer different resistance ranges and tap options to suit specific application requirements.

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Énumérez 10 questions et réponses courantes liées à l'application de X9C104ST2 dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of X9C104ST2 in technical solutions:

  1. Q: What is X9C104ST2? A: X9C104ST2 is a digitally controlled potentiometer, commonly used for electronic circuit adjustments.

  2. Q: How does X9C104ST2 work? A: X9C104ST2 uses digital signals to control the resistance value, allowing precise adjustments in electronic circuits.

  3. Q: What is the maximum resistance range of X9C104ST2? A: The maximum resistance range of X9C104ST2 is typically 100 kilohms.

  4. Q: Can X9C104ST2 be used in both analog and digital circuits? A: Yes, X9C104ST2 can be used in both analog and digital circuits as a variable resistor.

  5. Q: How is X9C104ST2 controlled? A: X9C104ST2 is controlled using a serial interface, such as I2C or SPI, allowing easy integration with microcontrollers.

  6. Q: Can X9C104ST2 be used for volume control in audio applications? A: Yes, X9C104ST2 can be used for volume control in audio applications by adjusting the resistance in the audio signal path.

  7. Q: Is X9C104ST2 suitable for precision applications? A: X9C104ST2 is not typically recommended for precision applications due to its limited resolution and accuracy.

  8. Q: Can multiple X9C104ST2 devices be cascaded together? A: Yes, multiple X9C104ST2 devices can be cascaded together to achieve higher resistance values or more precise adjustments.

  9. Q: What is the power supply voltage range for X9C104ST2? A: The power supply voltage range for X9C104ST2 is typically between 2.7V and 5.5V.

  10. Q: Are there any precautions to consider when using X9C104ST2? A: Yes, it is important to avoid exceeding the maximum voltage or current ratings specified in the datasheet to prevent damage to the device.

Please note that these answers are general and may vary depending on the specific application and requirements.