MAX5161MEZT+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Low-power, 256-tap, I2C interface, non-volatile memory
• Package: 16-pin TQFN
• Essence: The MAX5161MEZT+T is a digital potentiometer IC that allows for digitally controlled resistance adjustments. It is commonly used in various electronic circuits where precise resistance control is required.
• Packaging/Quantity: The MAX5161MEZT+T is available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Resolution: 8 bits
• Resistance Range: 0 to 10kΩ
• 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

Pin Configuration

The MAX5161MEZT+T has the following pin configuration:

```

---

| | --| VCC SDA |-- --| GND SCL |-- --| A0 WP |-- --| A1 H |-- --| A2 L |-- --| B0 W |-- --| B1 X |-- --| B2 Y |-- --| B3 Z |-- --| NC |-- --| NC |-- --| NC |-- --| NC |-- --| NC |-- |___________| ```

Functional Features

• Digital Control: Allows for precise resistance adjustments through digital signals.
• Non-Volatile Memory: The wiper position is stored in non-volatile memory, ensuring the resistance setting is retained during power-off.
• Low Power Consumption: Operates with low power consumption, making it suitable for battery-powered applications.
• I2C Interface: Utilizes an I2C-compatible serial interface for easy integration into digital systems.

Advantages and Disadvantages

Advantages: - Precise resistance control - Non-volatile memory for retaining settings - Low power consumption - Easy integration with digital systems

Disadvantages: - Limited resolution (8 bits) - Restricted resistance range (0 to 10kΩ)

Working Principles

The MAX5161MEZT+T operates by digitally controlling the resistance between its terminals. It utilizes an internal digital-to-analog converter (DAC) to adjust the resistance based on the input digital signals received through the I2C interface. The wiper position is stored in non-volatile memory, ensuring that the resistance setting is retained even when power is removed.

Application Field Plans

The MAX5161MEZT+T finds applications in various fields where precise resistance control is required. Some potential application areas include:

1. Audio Equipment: Volume control circuits, equalizers, and audio mixers.
2. Instrumentation: Calibration circuits, sensor signal conditioning, and test equipment.
3. Industrial Control Systems: Variable speed drives, motor control, and process control.
4. Communication Systems: Signal amplification, impedance matching, and filter circuits.
5. Automotive Electronics: Climate control systems, lighting control, and engine management.

Alternative Models

• MAX5160MEZT+T: Similar specifications but with a different resistance range (0 to 100kΩ).
• MAX5162MEZT+T: Similar specifications but with a different resolution (10 bits).

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