X9428WV14Z

Product Overview

• Category: Electronic Component
• Use: Digital Potentiometer
• Characteristics:
  • Adjustable resistance value
  • Digital control interface
  • Non-volatile memory
• Package: Surface Mount Technology (SMT)
• Essence: Provides a digitally controlled variable resistance for electronic circuits.
• Packaging/Quantity: Comes in reels of 1000 units.

Specifications

• Resistance Range: 0 to 10kΩ
• Resolution: 256 steps
• Supply Voltage: 2.7V to 5.5V
• Interface: I2C
• Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The X9428WV14Z has the following pin configuration:

1. VCC: Power supply voltage input
2. GND: Ground reference
3. SDA: Serial data input/output for I2C communication
4. SCL: Serial clock input for I2C communication
5. A0: Address selection bit 0
6. A1: Address selection bit 1
7. WP: Write protect input
8. H/L: High/Low logic level input for device operation mode selection

Functional Features

• Digital control allows precise adjustment of resistance value.
• Non-volatile memory retains the resistance setting even when power is removed.
• I2C interface enables easy integration into digital systems.
• Low power consumption for energy-efficient applications.
• Wide operating temperature range for versatile usage.

Advantages and Disadvantages

Advantages: - Precise and accurate resistance adjustment. - Non-volatile memory ensures settings are retained. - Easy integration with digital systems. - Low power consumption.

Disadvantages: - Limited resistance range compared to some other potentiometers. - Requires I2C interface for control.

Working Principles

The X9428WV14Z is a digital potentiometer that utilizes a series of resistive elements and switches controlled by an internal digital-to-analog converter (DAC). The resistance value can be adjusted digitally through the I2C interface, allowing precise control over the output voltage or current in electronic circuits. The non-volatile memory ensures that the resistance setting is retained even when power is removed.

Detailed Application Field Plans

The X9428WV14Z finds applications in various electronic systems where precise resistance adjustment is required. Some potential application fields include:

1. Audio Equipment: Used for volume control and tone adjustment in amplifiers, mixers, and audio processors.
2. Industrial Control Systems: Provides variable resistance for controlling motor speed, light intensity, or temperature in industrial automation.
3. Test and Measurement Instruments: Enables calibration and fine-tuning of measurement equipment such as oscilloscopes and signal generators.
4. Consumer Electronics: Used in devices like TVs, set-top boxes, and gaming consoles for user-controlled settings.

Detailed and Complete Alternative Models

1. X9428WV14A: Similar specifications but with a different package type (DIP).
2. X9428WV14B: Higher resistance range (0 to 100kΩ) with the same pin configuration.
3. X9428WV14C: Lower resolution (128 steps) but with extended temperature range (-40°C to +125°C).

These alternative models offer similar functionality and can be considered based on specific requirements.

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