X9116WM8IT1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Non-volatile, 10kΩ resistance range, 8-bit resolution
• Package: SOIC-8 (Small Outline Integrated Circuit), surface mount package
• Essence: X9116WM8IT1 is a digital potentiometer IC that provides a non-volatile solution for adjusting resistance in electronic circuits.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Resistance Range: 10kΩ
• Resolution: 8-bit
• Number of Channels: Single channel
• Operating Voltage: 2.7V to 5.5V
• Temperature Range: -40°C to +85°C
• Interface: Serial Peripheral Interface (SPI)

Detailed Pin Configuration

The X9116WM8IT1 IC has the following pin configuration:

1. VCC: Power supply voltage input
2. CS: Chip select input for SPI communication
3. SCK: Serial clock input for SPI communication
4. SI: Serial data input for SPI communication
5. SO: Serial data output for SPI communication
6. WP: Write protect input for protecting the non-volatile memory
7. H: Terminal connected to the high end of the resistor
8. L: Terminal connected to the low end of the resistor

Functional Features

• Non-volatile memory: The X9116WM8IT1 retains its resistance setting even when power is removed, allowing for consistent performance after power cycles.
• Digital control: The resistance can be adjusted digitally through the SPI interface, providing precise and reliable control.
• Low power consumption: The IC operates at low power levels, making it suitable for battery-powered applications.
• Wide temperature range: With a temperature range of -40°C to +85°C, the X9116WM8IT1 can be used in various environmental conditions.

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures consistent performance - Digital control allows for precise adjustment - Low power consumption extends battery life - Wide temperature range for versatile applications

Disadvantages: - Limited resistance range (10kΩ) - Single-channel configuration may not suit multi-channel applications

Working Principles

The X9116WM8IT1 digital potentiometer operates by using a series of resistive elements and switches controlled by the SPI interface. When a digital command is received, the IC adjusts the resistance between the H and L terminals accordingly. The non-volatile memory ensures that the resistance setting is retained even when power is removed.

Detailed Application Field Plans

The X9116WM8IT1 digital potentiometer finds applications in various fields, including:

1. Audio equipment: It can be used for volume control in audio amplifiers, mixers, and equalizers.
2. Industrial automation: The IC can be employed for calibration and adjustment purposes in industrial control systems.
3. Test and measurement instruments: It can be utilized for fine-tuning resistance values in testing equipment.
4. Consumer electronics: The X9116WM8IT1 can be integrated into devices such as televisions, gaming consoles, and home appliances for user-controlled adjustments.

Detailed and Complete Alternative Models

1. MCP4131: 10kΩ digital potentiometer with 8-bit resolution, available in various package options.
2. AD8400: Digital potentiometer with 10kΩ resistance range, 8-bit resolution, and I2C interface.
3. MAX5481: 10kΩ digital potentiometer with 8-bit resolution, available in a compact SOT23 package.

These alternative models offer similar functionality to the X9116WM8IT1 and can be considered based on specific requirements and compatibility with the application.

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