MAX5487EUD+T

Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Low-power, 256-tap, I2C interface
• Package: 14-TSSOP
• Essence: Provides digital control of resistance in electronic circuits
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Resolution: 8-bit
• Number of Taps: 256
• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Interface: I2C-compatible
• Power Consumption: 1µA (standby), 400µA (active)

Pin Configuration

The MAX5487EUD+T has a 14-pin TSSOP package with the following pin configuration:

1. VDD
2. SDA
3. SCL
4. GND
5. A0
6. A1
7. W
8. B0
9. B1
10. B2
11. B3
12. B4
13. B5
14. B6

Functional Features

• Digital control of resistance
• Non-volatile memory for storing wiper position
• I2C interface for easy integration into digital systems
• Low power consumption for energy-efficient applications
• Wide supply voltage range for compatibility with various power sources

Advantages and Disadvantages

Advantages: - Precise and accurate resistance control - Compact size and easy integration - Non-volatile memory ensures settings are retained even when powered off - Low power consumption extends battery life - Wide operating temperature range allows for use in harsh environments

Disadvantages: - Limited resolution compared to higher-end digital potentiometers - Limited number of taps may not be suitable for applications requiring fine adjustments

Working Principles

The MAX5487EUD+T is a digital potentiometer that replaces traditional mechanical potentiometers in electronic circuits. It consists of a resistor array and a wiper that can be digitally controlled through the I2C interface. The wiper position determines the resistance between the B terminal and the W terminal, allowing precise control over the circuit's characteristics.

Detailed Application Field Plans

The MAX5487EUD+T finds applications in various fields, including:

1. Audio Equipment: Volume control, tone adjustment
2. Industrial Control Systems: Calibration, signal conditioning
3. Test and Measurement Instruments: Programmable resistance loads, calibration standards
4. Consumer Electronics: Display brightness control, user interface settings
5. Automotive Electronics: Climate control, motor speed control

Detailed and Complete Alternative Models

1. MAX5486EUD+T: 256-tap digital potentiometer with push-button interface
2. MAX5488EUD+T: 256-tap digital potentiometer with SPI interface
3. MAX5489EUD+T: 256-tap digital potentiometer with dual-channel capability

These alternative models offer similar functionality to the MAX5487EUD+T but may have different interfaces or additional features.

In conclusion, the MAX5487EUD+T is a versatile digital potentiometer that provides precise resistance control in various electronic circuits. Its low power consumption, wide operating temperature range, and compact size make it suitable for a wide range of applications.