X9428YS16ZT1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics:
  • X9428YS16ZT1 is a high-performance digital potentiometer designed for various electronic applications.
  • It provides precise resistance adjustment and offers superior performance compared to traditional mechanical potentiometers.
  • The device operates digitally, allowing for easy integration into digital circuits.
• Package: Small Outline Integrated Circuit (SOIC)
• Essence: X9428YS16ZT1 is an essential component in electronic systems that require adjustable resistance for signal conditioning or control purposes.
• Packaging/Quantity: The X9428YS16ZT1 is typically packaged in reels containing 2500 units.

Specifications

• Resistance Range: 0 to 10 kilohms
• Number of Taps: 256
• Supply Voltage: 2.7V to 5.5V
• Temperature Range: -40°C to +85°C
• Interface: Serial Peripheral Interface (SPI)
• Wiper Current: 3mA maximum
• End-to-End Resistance Tolerance: ±20%
• Non-Volatile Memory: Stores wiper position during power-off

Detailed Pin Configuration

The X9428YS16ZT1 digital potentiometer has the following pin configuration:

1. VCC: Supply voltage input
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 (optional)
8. H: Terminal A of the potentiometer
9. W: Wiper terminal of the potentiometer
10. L: Terminal B of the potentiometer

Functional Features

• X9428YS16ZT1 offers precise digital resistance adjustment with 256 possible tap positions.
• It provides low power consumption and high reliability due to its solid-state construction.
• The device features non-volatile memory, allowing it to retain the wiper position even when power is disconnected.
• It supports SPI communication interface for easy integration into digital systems.
• X9428YS16ZT1 exhibits excellent temperature stability and operates reliably in a wide temperature range.

Advantages and Disadvantages

Advantages: - Precise and accurate resistance adjustment - High reliability and durability - Low power consumption - Easy integration into digital circuits - Non-volatile memory for retaining settings

Disadvantages: - Limited resistance range (0 to 10 kilohms) - End-to-end resistance tolerance of ±20%

Working Principles

The X9428YS16ZT1 digital potentiometer utilizes a combination of electronic switches and resistive elements to achieve adjustable resistance. When a specific tap position is selected through the SPI interface, the corresponding electronic switch connects the wiper terminal to a specific point along the resistive element, effectively adjusting the resistance value.

Detailed Application Field Plans

The X9428YS16ZT1 digital potentiometer finds applications in various electronic systems, including:

1. Audio Systems: Used for volume control and tone adjustment.
2. Industrial Control Systems: Provides adjustable resistance for precise control of parameters such as voltage, current, or frequency.
3. Test and Measurement Equipment: Enables calibration and fine-tuning of instrument settings.
4. Communication Systems: Used for signal conditioning and impedance matching.
5. Automotive Electronics: Provides resistance adjustment in automotive control modules.

Detailed and Complete Alternative Models

1. X9428YS16ZT2: Similar to X9428YS16ZT1 but with extended temperature range (-40°C to +125°C).
2. X9428YS16ZT3: Higher resistance range (0 to 100 kilohms) with the same specifications as X9428YS16ZT1.
3. X9428YS16ZT4: Lower resistance range (0 to 1 kilohm) with improved end-to-end resistance tolerance of ±10%.

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

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