X9317TM8ZT1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics:
  • Package: 8-pin SOIC
  • Essence: Non-volatile, digitally controlled potentiometer
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Resistance Taper: Linear
• Number of Potentiometers: 1
• Resolution: 64 taps
• End-to-End Resistance: 10kΩ
• Temperature Range: -40°C to +85°C
• Interface: Serial (SPI)

Detailed Pin Configuration

The X9317TM8ZT1 has the following pin configuration:

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

Functional Features

• Non-volatile memory: The X9317TM8ZT1 retains its settings even when power is removed.
• Digital control: The potentiometer can be adjusted digitally using a microcontroller or other digital devices.
• Linear resistance taper: Provides a linear relationship between the wiper position and resistance value.
• Wide supply voltage range: Can operate from 2.7V to 5.5V, making it suitable for various applications.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures that the potentiometer retains its settings.
• Digital control allows for precise and repeatable adjustments.
• Linear resistance taper provides a predictable relationship between wiper position and resistance value.
• Wide supply voltage range enables compatibility with different systems.

Disadvantages

• Limited resolution: With only 64 taps, the X9317TM8ZT1 may not offer fine-grained adjustment in some applications.
• Single potentiometer: It has only one potentiometer, limiting its use in applications requiring multiple independent controls.

Working Principles

The X9317TM8ZT1 is based on the principle of a digital potentiometer. It consists of a resistive ladder network and a wiper that can be moved digitally to adjust the resistance value. The position of the wiper determines the output resistance between the high and low terminals. The digital control interface (SPI) allows precise positioning of the wiper, providing accurate resistance values.

Detailed Application Field Plans

The X9317TM8ZT1 finds applications in various fields, including:

1. Audio Equipment: Used for volume control and tone adjustment in amplifiers, mixers, and audio processors.
2. Industrial Control Systems: Provides adjustable resistance for calibration, feedback control, and signal conditioning.
3. Test and Measurement Instruments: Enables programmable resistance for simulation, calibration, and signal conditioning.
4. Consumer Electronics: Used in devices such as TVs, set-top boxes, and gaming consoles for user-controlled adjustments.

Detailed and Complete Alternative Models

1. X9C103S: 10kΩ digital potentiometer with 100 taps and a 3-wire interface.
2. MCP401X: Digital potentiometer series with various resistance values, resolutions, and interfaces.
3. AD8403: Quad-channel digital potentiometer with 256 taps and an I2C interface.

These alternative models offer similar functionality to the X9317TM8ZT1 but may have different specifications and package options.

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