MAX5165MCCM+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Low-power, 256-tap, I2C interface, non-volatile memory
• Package: 10-pin microMAX® (3mm x 3mm)
• Essence: The MAX5165MCCM+T is a digital potentiometer IC that provides a programmable resistance value. It is commonly used in electronic circuits to control voltage levels or adjust signal levels.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Resolution: 8-bit (256 taps)
• Resistance Range: 0Ω to 100kΩ
• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Interface: I2C-compatible serial interface
• Non-Volatile Memory: Stores wiper position during power-off
• Power Consumption: Low power consumption, suitable for battery-powered applications

Pin Configuration

The MAX5165MCCM+T has a total of 10 pins arranged as follows:

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| | --| VDD SDA |-- --| GND SCL |-- --| A1 WP |-- --| A0 HIZ |-- |___________| ```

• VDD: Power supply pin (2.7V to 5.5V)
• GND: Ground pin
• SDA: Serial Data line for I2C communication
• SCL: Serial Clock line for I2C communication
• A1, A0: Address selection pins
• WP: Write Protect pin (controls write access to the non-volatile memory)
• HIZ: High-Impedance pin (disables the wiper output)

Functional Features

• Programmable Resistance: The MAX5165MCCM+T allows users to set the resistance value digitally, providing flexibility in circuit design.
• I2C Interface: The IC utilizes an I2C-compatible serial interface for easy communication with microcontrollers or other devices.
• Non-Volatile Memory: The wiper position is stored in non-volatile memory, ensuring that the resistance setting is retained even when power is disconnected.
• Low Power Consumption: The device operates at low power levels, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - Programmable resistance allows for precise control of voltage or signal levels. - Non-volatile memory ensures that resistance settings are retained during power-off. - Low power consumption extends battery life in portable applications.

Disadvantages: - Limited resolution (8-bit) compared to higher-end digital potentiometers. - Restricted operating temperature range (-40°C to +85°C) may not be suitable for extreme environments.

Working Principles

The MAX5165MCCM+T functions as a variable resistor by adjusting the resistance between its two terminals. It achieves this through a combination of digital control and analog circuitry. The I2C interface enables communication with external devices, allowing the user to set the desired resistance value. The non-volatile memory stores the wiper position, ensuring that the resistance setting remains unchanged even after power is disconnected.

Detailed Application Field Plans

The MAX5165MCCM+T finds applications in various fields, including:

1. Audio Equipment: Used to control volume levels or adjust tone settings.
2. Industrial Automation: Provides programmable resistance for precise control in industrial machinery.
3. Test and Measurement Instruments: Enables calibration and adjustment of signal levels.
4. Automotive Electronics: Used in vehicle systems for controlling voltage or current levels.
5. Consumer Electronics: Integrated into devices such as TVs, smartphones, and gaming consoles for various control purposes.

Detailed and Complete Alternative Models

1. MAX5160MCCM+T: 10kΩ digital potentiometer with similar features but lower resistance range.
2. MAX5162MCCM+T: 100kΩ digital potentiometer with higher resolution (10-bit) and I2C interface.
3. MAX5167MCCM+T: Dual-channel digital potentiometer with independent wiper control.

These alternative models offer different specifications and features to cater to specific application requirements.

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