X9421WV14IZ-2.7T1

Product Overview

Category

X9421WV14IZ-2.7T1 belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for digital potentiometer applications.

Characteristics

• Package: X9421WV14IZ-2.7T1 comes in a small outline package (SOP).
• Essence: It is a high-performance, low-power, non-volatile digital potentiometer.
• Packaging/Quantity: The product is typically packaged in reels and available in large quantities.

Specifications

The specifications of X9421WV14IZ-2.7T1 are as follows:

• Supply Voltage: 2.7V to 5.5V
• Resistance Range: 0Ω to 100kΩ
• Number of Taps: 256
• End-to-End Resistance Tolerance: ±20%
• Temperature Range: -40°C to +85°C
• Interface: Serial (I2C)

Detailed Pin Configuration

The pin configuration of X9421WV14IZ-2.7T1 is as follows:

1. VCC: Power supply voltage
2. SDA: Serial data input/output
3. SCL: Serial clock input
4. A0: Address input bit 0
5. A1: Address input bit 1
6. WP: Write protect input
7. H/L: High/Low terminal of the resistor network
8. GND: Ground

Functional Features

The functional features of X9421WV14IZ-2.7T1 include:

• Non-volatile memory: Retains settings even when power is disconnected.
• Low power consumption: Ideal for battery-powered devices.
• Wide resistance range: Allows for versatile applications.
• High resolution: 256 taps provide precise control.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures settings are preserved.
• Low power consumption extends battery life.
• Wide resistance range accommodates various applications.
• High resolution enables precise adjustments.

Disadvantages

• Limited temperature range (-40°C to +85°C).
• End-to-end resistance tolerance of ±20% may not be suitable for highly accurate applications.

Working Principles

X9421WV14IZ-2.7T1 operates based on the principle of digital potentiometry. It utilizes a resistor network and digital control signals to adjust the output resistance. The non-volatile memory stores the resistance settings, allowing them to be retained even when power is disconnected.

Detailed Application Field Plans

X9421WV14IZ-2.7T1 finds applications in various fields, including:

1. Audio equipment: Volume control, tone adjustment.
2. Industrial automation: Calibration, fine-tuning.
3. Test and measurement instruments: Signal conditioning, calibration.
4. Consumer electronics: Display brightness control, user interface adjustment.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to X9421WV14IZ-2.7T1 include:

1. X9421WV14IZ-2.5T1: Similar specifications but operates at a supply voltage of 2.5V.
2. X9421WV14IZ-3.3T1: Similar specifications but operates at a supply voltage of 3.3V.
3. X9421WV14IZ-5T1: Similar specifications but operates at a supply voltage of 5V.

These alternative models can be considered based on specific application requirements and voltage compatibility.

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