X9421YV14Z-2.7

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Low-power, 14-bit resolution, non-volatile memory
• Package: Small Outline Integrated Circuit (SOIC)
• Essence: Provides digital control of resistance in electronic circuits
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Resolution: 14 bits
• Supply Voltage: 2.7V
• Operating Temperature Range: -40°C to +85°C
• Resistance Tolerance: ±20%
• End-to-End Resistance Range: 10kΩ
• Number of Channels: 1
• Interface: Serial (I2C)

Detailed Pin Configuration

The X9421YV14Z-2.7 has a total of 8 pins: 1. VCC: Power supply voltage input 2. SDA: Serial data input/output for I2C communication 3. SCL: Serial clock input for I2C communication 4. GND: Ground reference 5. A0: Address bit 0 for device addressing 6. A1: Address bit 1 for device addressing 7. WP: Write Protect pin for protecting non-volatile memory 8. H/L: High/Low logic level input for selecting the wiper position

Functional Features

• Non-volatile Memory: The X9421YV14Z-2.7 retains its settings even when power is removed.
• Digital Control: Allows precise and accurate adjustment of resistance in electronic circuits.
• Low Power Consumption: Designed for energy-efficient operation.
• I2C Interface: Enables easy integration with microcontrollers and other digital devices.

Advantages and Disadvantages

Advantages: - High resolution allows fine-grained control of resistance. - Non-volatile memory ensures settings are retained during power cycles. - Low power consumption reduces energy usage in electronic systems.

Disadvantages: - Limited resistance tolerance of ±20% may not be suitable for applications requiring high precision. - Single-channel configuration restricts simultaneous control of multiple resistances.

Working Principles

The X9421YV14Z-2.7 is based on the principle of a digital potentiometer. It consists of a series of resistive elements connected to a wiper terminal. By adjusting the position of the wiper, the effective resistance between the wiper and one end of the resistive element can be varied digitally. This adjustment is achieved by sending control signals through the I2C interface, which moves the wiper to the desired position.

Detailed Application Field Plans

The X9421YV14Z-2.7 finds applications in various electronic systems where precise resistance adjustment is required. Some potential application fields include: - Audio Equipment: Volume control, tone adjustment, and equalization circuits. - Instrumentation: Calibration and fine-tuning of measurement devices. - Industrial Control Systems: Variable resistance for feedback loops and control circuits. - Communication Systems: Signal conditioning and impedance matching.

Detailed and Complete Alternative Models

• X9421YV14Z-1.8: Similar to X9421YV14Z-2.7 but operates at a supply voltage of 1.8V.
• X9421YV16Z-2.7: Higher resolution (16-bit) version of X9421YV14Z-2.7.
• X9422YV14Z-2.7: Dual-channel digital potentiometer with similar specifications.

Note: The above alternative models are just examples and not an exhaustive list.

This entry provides a comprehensive overview of the X9421YV14Z-2.7 digital potentiometer, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.