X9279TV14I

Product Overview

Category: Electronic Component
Use: Digital Potentiometer
Characteristics:
- High precision and resolution
- Non-volatile memory
- Low power consumption
Package: SOIC-8
Essence: Integrated circuit for digital potentiometer functionality
Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

Resistance Range: 10kΩ
Number of Taps: 256
End-to-End Resistance Tolerance: ±20%
Temperature Coefficient: ±300ppm/°C
Operating Voltage: 2.7V to 5.5V
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

VCC: Power supply voltage input
H: Terminal A of the potentiometer
W: Wiper terminal of the potentiometer
L: Terminal B of the potentiometer
GND: Ground reference
NC: No connection
SDA: Serial data input/output
SCL: Serial clock input

Functional Features

Digital control of resistance value
Non-volatile memory for storing settings
I2C compatible serial interface
Low power consumption in standby mode
High precision and resolution for accurate adjustments

Advantages

Allows precise and repeatable adjustments
Eliminates the need for mechanical potentiometers
Non-volatile memory retains settings even after power loss
Wide operating voltage range allows compatibility with various systems
Compact package size for space-constrained applications

Disadvantages

Limited resistance range compared to some other models
End-to-end resistance tolerance may affect precision in some applications
Temperature coefficient can introduce errors in extreme temperature conditions

Working Principles

The X9279TV14I is a digital potentiometer integrated circuit that utilizes electronic switches to control the resistance value. It operates based on the principle of dividing the total resistance into smaller segments and selectively connecting them using the internal switches. The wiper terminal (W) allows the user to adjust the resistance value digitally, while the non-volatile memory ensures that the settings are retained even when power is removed.

Detailed Application Field Plans

Audio equipment: Volume control, tone adjustment
Industrial automation: Calibration, fine-tuning
Test and measurement instruments: Signal conditioning, calibration
Communication systems: Gain control, impedance matching

Detailed and Complete Alternative Models

X9312WP: 10kΩ, 100 taps, ±20% tolerance, I2C interface
MCP4017T: 10kΩ, 256 taps, ±20% tolerance, SPI interface
AD8403ARZ10: 10kΩ, 256 taps, ±10% tolerance, I2C interface
CAT5114YI-00-GT3: 10kΩ, 128 taps, ±20% tolerance, I2C interface

These alternative models offer similar functionality and can be considered as substitutes for the X9279TV14I depending on specific requirements and system compatibility.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät X9279TV14I :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of X9279TV14I in technical solutions:

Q: What is X9279TV14I? A: X9279TV14I is a specific model of digital potentiometer, which is an electronic component used to adjust resistance digitally.
Q: What are the typical applications of X9279TV14I? A: X9279TV14I is commonly used in various technical solutions such as audio equipment, instrumentation, motor control, and industrial automation.
Q: How does X9279TV14I work? A: X9279TV14I works by converting digital signals into analog resistance values, allowing precise adjustment of resistance in electronic circuits.
Q: Can X9279TV14I be used in both AC and DC circuits? A: Yes, X9279TV14I can be used in both AC and DC circuits, as it operates based on resistance adjustment rather than the type of current.
Q: What is the voltage range supported by X9279TV14I? A: X9279TV14I typically supports a voltage range of 0V to 5V, making it compatible with most low-voltage electronic systems.
Q: Is X9279TV14I compatible with microcontrollers or other digital control systems? A: Yes, X9279TV14I is designed to be easily interfaced with microcontrollers and other digital control systems through standard communication protocols like I2C or SPI.
Q: Can X9279TV14I replace traditional mechanical potentiometers? A: Yes, X9279TV14I can be a suitable replacement for mechanical potentiometers, offering advantages such as higher precision, digital control, and longer lifespan.
Q: How many resistance levels can X9279TV14I provide? A: X9279TV14I typically provides 256 or 1024 resistance levels, depending on the specific model.
Q: Can X9279TV14I be used for logarithmic or audio taper applications? A: Yes, X9279TV14I is available in different resistance taper options, including linear, logarithmic, and audio taper, allowing it to be used in various applications.
Q: Are there any special considerations for using X9279TV14I in high-temperature environments? A: Yes, X9279TV14I has a specified operating temperature range, and if used in high-temperature environments, additional cooling measures may be required to ensure proper functionality.

Please note that the specific details and features of X9279TV14I may vary, so it's always recommended to refer to the manufacturer's datasheet for accurate information.