X9317TV8IT1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Non-volatile, 100 Taps, 10kΩ Resistance, 8-bit Resolution
• Package: SOT-23-8
• Essence: X9317TV8IT1 is a digital potentiometer IC that provides non-volatile memory storage for resistance settings. It offers precise resistance adjustment in various applications.
• Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Resistance Range: 10kΩ
• Resolution: 8-bit (256 steps)
• Taps: 100
• End-to-End Resistance Tolerance: ±20%
• Operating Voltage: 2.7V to 5.5V
• Temperature Range: -40°C to +85°C
• Interface: Serial (SPI)

Detailed Pin Configuration

The X9317TV8IT1 has the following pin configuration:

1. VCC: Power supply voltage input
2. H: High terminal of the resistor network
3. W: Wiper terminal of the resistor network
4. L: Low terminal of the resistor network
5. CS: Chip select input for SPI communication
6. SCK: Serial clock input for SPI communication
7. SI: Serial data input for SPI communication
8. SO: Serial data output for SPI communication

Functional Features

• Non-volatile memory storage allows the device to retain resistance settings even when power is removed.
• Precise resistance adjustment with 256 steps ensures accurate control in various applications.
• SPI interface enables easy integration with microcontrollers and other digital systems.
• Low power consumption makes it suitable for battery-powered devices.
• Wide operating voltage range allows compatibility with different power supply levels.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures resistance settings are retained during power cycles.
• Precise adjustment with 256 steps offers fine-grained control.
• SPI interface enables easy integration with digital systems.
• Low power consumption extends battery life.
• Wide operating voltage range provides flexibility in various applications.

Disadvantages

• Limited to a resistance range of 10kΩ.
• End-to-end resistance tolerance of ±20% may not be suitable for highly precise applications.

Working Principles

The X9317TV8IT1 is based on the principle of a digital potentiometer. It consists of a resistor network and a wiper terminal that can be adjusted digitally. The resistance value between the wiper terminal and the high or low terminal determines the output resistance. The device uses non-volatile memory to store the resistance setting, allowing it to retain the value even when power is removed.

Detailed Application Field Plans

The X9317TV8IT1 finds applications in various fields, including:

1. Audio Systems: Precise volume control in audio amplifiers and mixers.
2. Industrial Automation: Adjustable resistance for calibration and control purposes.
3. Test and Measurement Equipment: Fine-tuning of signal levels and calibration.
4. Consumer Electronics: Control of brightness, contrast, and color settings in displays.
5. Automotive Electronics: Adjustment of sensor calibration and control parameters.

Detailed and Complete Alternative Models

1. X9C103S: 10kΩ digital potentiometer with 100 taps and 8-bit resolution.
2. MCP4131: 10kΩ digital potentiometer with 129 taps and 8-bit resolution.
3. AD8400: 10kΩ digital potentiometer with 256 taps and 8-bit resolution.

These alternative models offer similar functionality and can be considered as alternatives to the X9317TV8IT1.

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