X9317WV8-2.7T1

Product Overview

Category

The X9317WV8-2.7T1 belongs to the category of digital potentiometers.

Use

It is primarily used as a variable resistor in electronic circuits, providing adjustable resistance values.

Characteristics

• Digital control interface
• Non-volatile memory for storing settings
• Low power consumption
• Wide operating voltage range
• Compact package size

Package

The X9317WV8-2.7T1 is available in a small surface-mount package, making it suitable for space-constrained applications.

Essence

The essence of the X9317WV8-2.7T1 lies in its ability to replace traditional mechanical potentiometers with a digital alternative, offering greater precision and flexibility.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Operating Voltage: 2.7V
• Resistance Range: 10kΩ
• Number of Taps: 256
• Temperature Range: -40°C to +85°C
• Interface: Serial (SPI)

Detailed Pin Configuration

The X9317WV8-2.7T1 has the following pin configuration:

1. VCC: Power supply voltage
2. GND: Ground reference
3. CS: Chip select input
4. SCK: Serial clock input
5. SI: Serial data input
6. SO: Serial data output
7. WP: Write protect input
8. H: Terminal A of the potentiometer
9. W: Wiper terminal of the potentiometer
10. L: Terminal B of the potentiometer

Functional Features

• Digital control allows precise adjustment of resistance
• Non-volatile memory retains settings even when power is disconnected
• Serial interface enables easy integration with microcontrollers and other digital circuits
• Wide operating voltage range ensures compatibility with various systems

Advantages and Disadvantages

Advantages

• Higher precision compared to mechanical potentiometers
• Reduced size and weight
• Improved reliability due to absence of moving parts
• Easy integration into digital control systems

Disadvantages

• Limited resistance range compared to some traditional potentiometers
• Higher cost compared to basic mechanical alternatives
• Requires additional circuitry for interfacing with analog systems

Working Principles

The X9317WV8-2.7T1 operates by digitally controlling the resistance between terminals A and B using a wiper terminal. The desired resistance value is set through the serial interface, which adjusts the position of the wiper within the potentiometer. The non-volatile memory ensures that the resistance setting is retained even when power is disconnected.

Detailed Application Field Plans

The X9317WV8-2.7T1 finds applications in various fields, including:

1. Audio Equipment: Precise volume control in amplifiers, mixers, and audio processors.
2. Industrial Automation: Adjustable parameter settings in control systems and instrumentation.
3. Automotive Electronics: Fine-tuning of sensor calibration and control modules.
4. Consumer Electronics: Digital control of brightness, contrast, and color settings in displays.
5. Medical Devices: Adjustable settings in medical equipment for personalized patient care.

Detailed and Complete Alternative Models

1. X9C103S: 10kΩ digital potentiometer with similar specifications and package size.
2. MCP41010: Another 10kΩ digital potentiometer with SPI interface and extended temperature range.
3. AD8400: 256-position digital potentiometer with I2C interface and wide supply voltage range.

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

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