MAX4487AUD

Product Overview

• Category: Integrated Circuit (IC)
• Use: Amplifier
• Characteristics: High-speed, low-power, rail-to-rail output
• Package: 8-pin µMAX® package
• Essence: Precision operational amplifier
• Packaging/Quantity: Tape and reel packaging, 2500 units per reel

Specifications

• Supply Voltage: ±2.5V to ±5.5V
• Input Offset Voltage: 1mV (maximum)
• Gain Bandwidth Product: 50MHz
• Slew Rate: 20V/µs
• Input Bias Current: 1nA (maximum)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX4487AUD has the following pin configuration:

```

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| | --| IN- OUT |-- V+ --| IN+ NC |-- GND --| NC NC |-- NC |___________| ```

Functional Features

• High-speed amplification of signals
• Low power consumption
• Rail-to-rail output swing capability
• Low input offset voltage for precision applications
• Wide operating temperature range

Advantages and Disadvantages

Advantages: - High gain bandwidth product allows for amplification of high-frequency signals - Rail-to-rail output swing enables maximum utilization of the supply voltage range - Low input offset voltage ensures accurate signal amplification in precision applications

Disadvantages: - Limited number of pins may restrict the number of external components that can be connected directly

Working Principles

The MAX4487AUD is a precision operational amplifier designed for high-speed amplification of signals. It operates on a supply voltage ranging from ±2.5V to ±5.5V, making it suitable for a wide range of applications. The rail-to-rail output swing capability allows the amplifier to provide maximum output voltage within the supply voltage range.

The low input offset voltage ensures accurate amplification of signals in precision applications. The amplifier has a high gain bandwidth product of 50MHz, enabling amplification of high-frequency signals without significant distortion. It also features a low input bias current, minimizing the impact on the input signal.

Detailed Application Field Plans

The MAX4487AUD is commonly used in various applications, including:

1. Audio Amplification: The amplifier can be used to amplify audio signals in audio systems, such as speakers and headphones.
2. Sensor Signal Conditioning: It can be employed to amplify and condition signals from sensors, such as temperature or pressure sensors, for further processing.
3. Instrumentation Systems: The amplifier is suitable for use in instrumentation systems that require precise signal amplification, such as data acquisition systems and test equipment.
4. Communication Systems: It can be utilized in communication systems for amplifying signals in transmitters and receivers.

Detailed and Complete Alternative Models

• MAX4486AUD: Similar to MAX4487AUD but with a lower gain bandwidth product of 25MHz.
• MAX4488AUD: Similar to MAX4487AUD but with a higher gain bandwidth product of 100MHz.
• MAX44267AUD: Rail-to-rail output operational amplifier with a gain bandwidth product of 10MHz.

These alternative models offer different specifications and performance characteristics, allowing users to choose the most suitable option for their specific application requirements.

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