MAX5484ETE+ - Product Overview

Basic Information

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics:
  • High resolution and accuracy
  • Non-volatile memory for storing settings
  • Low power consumption
  • Wide operating voltage range
• Package: TQFN-16
• Essence: MAX5484ETE+ is a digital potentiometer IC designed for various applications requiring adjustable resistance.

Specifications

• Resolution: 256 taps
• Resistance Range: 10kΩ
• Operating Voltage Range: 2.7V to 5.5V
• Temperature Range: -40°C to +85°C
• Interface: I²C-compatible
• Non-Volatile Memory: Stores wiper position during power-off

Detailed Pin Configuration

The MAX5484ETE+ IC has the following pin configuration:

1. VDD - Power Supply
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. HIZ - High-Impedance Wiper Output
8. B - Terminal B of Potentiometer
9. W - Wiper Terminal of Potentiometer
10. A - Terminal A of Potentiometer
11. GND - Ground

Functional Features

• Adjustable resistance through digital control
• Non-volatile memory for storing wiper position
• I²C-compatible interface for easy integration
• High resolution and accuracy for precise adjustments
• Low power consumption for energy efficiency

Advantages and Disadvantages

Advantages

• Offers precise and accurate resistance adjustment
• Non-volatile memory ensures settings are retained during power-off
• Wide operating voltage range allows for versatile applications
• Low power consumption for energy-efficient designs

Disadvantages

• Limited resistance range (10kΩ)
• Requires I²C interface for control

Working Principles

The MAX5484ETE+ is based on the digital potentiometer concept. It utilizes a series of resistive elements and switches to create an adjustable resistance. The wiper terminal can be moved digitally, changing the effective resistance between terminals A and B. The non-volatile memory stores the wiper position, allowing the IC to retain its settings even when power is removed.

Detailed Application Field Plans

The MAX5484ETE+ finds applications in various fields, including:

1. Audio Equipment: Volume control, tone adjustment
2. Industrial Control Systems: Calibration, feedback control
3. Test and Measurement Instruments: Fine-tuning, calibration
4. Communication Systems: Signal conditioning, impedance matching
5. Consumer Electronics: Brightness control, contrast adjustment

Detailed and Complete Alternative Models

1. MCP401X - Microchip Technology
2. AD840X - Analog Devices
3. DS180X - Maxim Integrated
4. X9CXXX - Intersil Corporation
5. PT225X - Princeton Technology Corp.

These alternative models offer similar functionality and can be considered as alternatives to the MAX5484ETE+.

In conclusion, the MAX5484ETE+ is a digital potentiometer IC that provides precise and accurate resistance adjustment. With its non-volatile memory and wide operating voltage range, it offers flexibility and convenience in various applications. However, its limited resistance range and reliance on the I²C interface should be taken into consideration.