MAX5381LEUK+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Low-power, 256-tap, I2C interface
• Package: SOT23-5
• Essence: Provides a digitally controlled variable resistor
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Resolution: 8-bit (256 steps)
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Resistance Tolerance: ±20%
• End-to-End Resistance Range: 10kΩ
• I2C Bus Interface: Standard mode (100kHz) and Fast mode (400kHz)

Detailed Pin Configuration

The MAX5381LEUK+T has the following pin configuration:

1. VCC: Power supply voltage input
2. GND: Ground reference
3. SDA: Serial data input/output for I2C communication
4. SCL: Serial clock input for I2C communication
5. W: Wiper terminal of the potentiometer

Functional Features

• Digital control of resistance value through I2C interface
• Non-volatile memory for storing wiper position
• Low power consumption in standby mode
• High reliability and accuracy
• Wide operating temperature range

Advantages and Disadvantages

Advantages: - Easy digital control of resistance - Non-volatile memory ensures retention of wiper position - Low power consumption - Reliable and accurate performance - Suitable for a wide range of applications

Disadvantages: - Limited resolution (8-bit) - Resistance tolerance of ±20%

Working Principles

The MAX5381LEUK+T is a digital potentiometer that replaces traditional mechanical potentiometers. It consists of a resistor network and a wiper terminal controlled digitally through an I2C interface. The resistance value is adjusted by changing the position of the wiper along the resistor network. The non-volatile memory ensures that the wiper position is retained even when power is removed.

Detailed Application Field Plans

The MAX5381LEUK+T can be used in various applications, including: - Audio equipment: Volume control, tone adjustment - Industrial automation: Calibration, feedback control - Test and measurement instruments: Signal conditioning, calibration - Communication systems: Gain control, impedance matching - Consumer electronics: Display brightness control, user interface adjustment

Detailed and Complete Alternative Models

• MCP401X: 6-bit digital potentiometer with SPI interface
• AD840X: 8-bit digital potentiometer with parallel interface
• DS180X: 10-bit digital potentiometer with I2C interface
• X9CXXX: Digitally controlled potentiometer with non-volatile memory

(Note: These alternative models are provided as examples and not an exhaustive list.)

This entry provides an overview of the MAX5381LEUK+T digital potentiometer, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models. With its low-power consumption, wide operating temperature range, and easy digital control, the MAX5381LEUK+T is a versatile solution for various electronic applications.