AD797AR-REEL

Product Overview

Category

AD797AR-REEL belongs to the category of integrated circuit (IC) amplifiers.

Use

It is primarily used as a high-performance audio operational amplifier.

Characteristics

• Low noise: The AD797AR-REEL offers extremely low noise performance, making it suitable for applications requiring high fidelity audio reproduction.
• High speed: With a high slew rate and fast settling time, this amplifier can handle rapid changes in input signals.
• Wide bandwidth: The AD797AR-REEL has a wide frequency response range, enabling accurate amplification of audio signals across various frequencies.
• Low distortion: It provides low total harmonic distortion (THD) and excellent linearity, ensuring faithful signal reproduction.
• High precision: This amplifier offers high precision in amplifying weak signals, making it ideal for sensitive audio applications.

Package

The AD797AR-REEL comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of the AD797AR-REEL lies in its ability to provide high-quality audio amplification with minimal noise and distortion.

Packaging/Quantity

The AD797AR-REEL is typically packaged in reels containing a quantity of 250 units.

Specifications

• Supply voltage: ±2.5 V to ±18 V
• Input offset voltage: 0.3 mV maximum
• Input bias current: 1 nA maximum
• Gain bandwidth product: 60 MHz typical
• Slew rate: 20 V/µs typical
• Total harmonic distortion: 0.00003% typical
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The AD797AR-REEL has the following pin configuration:

1. NC (No Connection)
2. Inverting Input (-)
3. Non-Inverting Input (+)
4. V-
5. NC (No Connection)
6. Output
7. NC (No Connection)
8. V+

Functional Features

• Low noise: The AD797AR-REEL exhibits an ultra-low noise floor, making it suitable for high-fidelity audio applications.
• High precision: It provides accurate amplification of weak signals, ensuring faithful reproduction of audio content.
• Wide bandwidth: With a wide frequency response range, this amplifier can handle a broad spectrum of audio signals.
• High speed: The AD797AR-REEL offers fast settling time and high slew rate, enabling it to accurately reproduce rapid changes in input signals.

Advantages and Disadvantages

Advantages

• Exceptionally low noise performance
• High precision amplification
• Wide frequency response range
• Fast settling time and high slew rate
• Low distortion and excellent linearity

Disadvantages

• Relatively higher cost compared to some other audio amplifiers
• Requires careful handling due to its sensitivity to electrostatic discharge (ESD)

Working Principles

The AD797AR-REEL operates as a voltage amplifier, utilizing a combination of internal circuitry to amplify audio signals with high fidelity. It employs advanced design techniques to minimize noise and distortion, resulting in superior audio reproduction.

Detailed Application Field Plans

The AD797AR-REEL finds application in various fields, including:

1. Professional audio equipment: It is used in high-end audio mixers, preamplifiers, and studio recording equipment to ensure pristine audio quality.
2. Hi-Fi audio systems: The AD797AR-REEL is employed in high-fidelity audio systems, such as amplifiers and DACs (Digital-to-Analog Converters), to achieve accurate signal amplification and reproduction.
3. Instrumentation and measurement: It is utilized in precision measurement instruments, oscilloscopes, and data acquisition systems to maintain signal integrity and minimize noise interference.
4. Medical devices: The AD797AR-REEL is employed in medical equipment, such as hearing aids and diagnostic instruments, where low noise and high precision are crucial for accurate diagnosis and patient comfort.

Detailed and Complete Alternative Models

1. OPA1612: This operational amplifier offers similar characteristics to the AD797AR-REEL, including low noise, high precision, and wide bandwidth.
2. LT1028: It is a high-performance audio operational amplifier with low noise and distortion, suitable for demanding audio applications.
3. NE5534: This popular audio operational amplifier provides low noise and high precision amplification, widely used in audio equipment.

These alternative models can be considered based on specific application requirements and design constraints.

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