AD797BRZ

Product Overview

Category

AD797BRZ belongs to the category of operational amplifiers (op-amps).

Use

This op-amp is commonly used in various electronic circuits for amplification and signal processing purposes.

Characteristics

• High precision: AD797BRZ offers excellent accuracy and low distortion, making it suitable for applications requiring precise amplification.
• Low noise: It has a very low noise floor, enabling it to amplify weak signals without introducing significant additional noise.
• Wide bandwidth: The op-amp provides a wide frequency response range, allowing it to handle high-frequency signals effectively.
• High input impedance: AD797BRZ exhibits a high input impedance, minimizing the loading effect on the preceding circuitry.
• Low power consumption: It consumes relatively low power, making it suitable for battery-powered devices.

Package

AD797BRZ is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of AD797BRZ lies in its ability to provide high-precision amplification with low noise and distortion, making it ideal for applications where signal fidelity is crucial.

Packaging/Quantity

It is typically sold in reels or tubes containing a specified quantity of units, such as 50 or 100 pieces per reel/tube.

Specifications

• Supply voltage: ±5V to ±18V
• Input offset voltage: 0.3µV maximum
• Input bias current: 1nA maximum
• Gain bandwidth product: 60MHz typical
• Slew rate: 20V/µs typical
• Output voltage swing: ±13V minimum
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

AD797BRZ features an 8-pin SOIC package with the following pin configuration:

1. Non-inverting input (+IN)
2. Inverting input (-IN)
3. Output (OUT)
4. Negative power supply (-V)
5. Offset null
6. Positive power supply (+V)
7. NC (No Connection)
8. NC (No Connection)

Functional Features

• High gain: AD797BRZ offers a high open-loop voltage gain, allowing for precise amplification of small input signals.
• Low distortion: It exhibits low harmonic distortion, ensuring faithful reproduction of the input signal.
• Rail-to-rail output: The op-amp provides an output that can swing close to both the positive and negative supply rails.
• Unity-gain stable: AD797BRZ remains stable even at unity gain, making it suitable for applications requiring a gain of 1.

Advantages and Disadvantages

Advantages

• High precision amplification
• Low noise performance
• Wide bandwidth
• Low power consumption
• Rail-to-rail output swing

Disadvantages

• Relatively higher cost compared to some other op-amps
• Limited availability in certain regions

Working Principles

AD797BRZ operates based on the principles of differential amplification. It amplifies the voltage difference between its non-inverting and inverting inputs, providing an amplified output signal. The op-amp utilizes internal circuitry to achieve high gain, low noise, and low distortion characteristics.

Detailed Application Field Plans

AD797BRZ finds application in various fields, including: 1. Audio amplification: It is used in high-fidelity audio systems to amplify weak audio signals with minimal distortion. 2. Instrumentation: AD797BRZ is employed in precision measurement instruments where accurate signal amplification is crucial. 3. Communication systems: It is utilized in communication equipment to amplify and process signals in telecommunication networks. 4. Medical devices: The op-amp is used in medical equipment for amplifying bioelectric signals with high precision.

Detailed and Complete Alternative Models

Some alternative models to AD797BRZ that offer similar functionality are: - LT1115 - OPA1612 - NE5534 - LM4562 - ADA4898

These alternatives can be considered based on specific requirements, availability, and cost considerations.

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