Specifications
| Attribute | Value |
| Package | Tube |
| ProductStatus | Active |
| AmplifierType | General Purpose |
| NumberofCircuits | 1 |
| SlewRate | 20V/µs |
| GainBandwidthProduct | 110 MHz |
| -3dbBandwidth | 8 MHz |
| Current-InputBias | 250 nA |
| Voltage-InputOffset | 10 µV |
| Current-Supply | 8.2mA |
| Current-Output/Channel | 50 mA |
| Voltage-SupplySpan(Min) | 10 V |
| Voltage-SupplySpan(Max) | 30 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Overview
Description
The AD797BRZ is a high-performance operational amplifier produced by Analog Devices. Known for its low noise and distortion characteristics, it is designed for precision applications where signal integrity is crucial. The op-amp offers a low total harmonic distortion (THD) of 0.0008% and an ultra-low voltage noise of 0.9 nV/√Hz, making it ideal for audio processing and high-quality signal amplification.
The AD797BRZ features a high slew rate of 20 V/µs, a wide bandwidth of 8 MHz, and excellent DC precision. It operates over a wide supply voltage range and showcases superior common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), enhancing its performance in demanding environments. The device is housed in a standard 8-pin plastic small outline (SOIC) package and is used in applications such as microphone preamps, high-end receivers, and professional audio equipment.
Its precision and reliability make the AD797BRZ a popular choice for engineers requiring high-fidelity signal amplification in both analog and mixed-signal designs.
The AD797BRZ features a high slew rate of 20 V/µs, a wide bandwidth of 8 MHz, and excellent DC precision. It operates over a wide supply voltage range and showcases superior common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), enhancing its performance in demanding environments. The device is housed in a standard 8-pin plastic small outline (SOIC) package and is used in applications such as microphone preamps, high-end receivers, and professional audio equipment.
Its precision and reliability make the AD797BRZ a popular choice for engineers requiring high-fidelity signal amplification in both analog and mixed-signal designs.
Equivalent
The AD797BRZ is a precision low noise operational amplifier. Equivalent products include:
1. OPA627 by Texas Instruments
2. LT1028 by Analog Devices (formerly by Linear Technology)
3. LME49990 by Texas Instruments
4. OPA211 by Texas Instruments
These alternatives may vary slightly in specifications like bandwidth, noise levels, and power consumption, so it's important to review the datasheets to ensure they meet your specific requirements.
1. OPA627 by Texas Instruments
2. LT1028 by Analog Devices (formerly by Linear Technology)
3. LME49990 by Texas Instruments
4. OPA211 by Texas Instruments
These alternatives may vary slightly in specifications like bandwidth, noise levels, and power consumption, so it's important to review the datasheets to ensure they meet your specific requirements.
Features
The AD797BRZ is a high-performance operational amplifier known for its low noise and precision. Here are its key features:
1. Low Noise: It offers an ultra-low input voltage noise density of 0.9 nV/√Hz, making it suitable for applications requiring high precision and low distortion.
2. High Precision: The AD797BRZ has excellent DC precision with low offset voltage and low drift over time and temperature, enhancing its reliability in sensitive applications.
3. Wide Bandwidth: It provides a wide gain bandwidth product of 110 MHz, supporting high-frequency applications.
4. Low Distortion: This op-amp ensures low total harmonic distortion (THD), ideal for high-fidelity audio and instrumentation systems.
5. High Slew Rate: It features a slew rate of 20 V/μs, which aids in maintaining signal integrity at high speeds.
6. Wide Supply Voltage Range: The device operates on a dual supply voltage range from ±5 V to ±15 V, offering flexibility in different circuit designs.
7. Applications: It's widely used in audio processing, medical instrumentation, and precision data acquisition systems.
These features make the AD797BRZ an excellent choice for applications demanding high accuracy and low noise.
1. Low Noise: It offers an ultra-low input voltage noise density of 0.9 nV/√Hz, making it suitable for applications requiring high precision and low distortion.
2. High Precision: The AD797BRZ has excellent DC precision with low offset voltage and low drift over time and temperature, enhancing its reliability in sensitive applications.
3. Wide Bandwidth: It provides a wide gain bandwidth product of 110 MHz, supporting high-frequency applications.
4. Low Distortion: This op-amp ensures low total harmonic distortion (THD), ideal for high-fidelity audio and instrumentation systems.
5. High Slew Rate: It features a slew rate of 20 V/μs, which aids in maintaining signal integrity at high speeds.
6. Wide Supply Voltage Range: The device operates on a dual supply voltage range from ±5 V to ±15 V, offering flexibility in different circuit designs.
7. Applications: It's widely used in audio processing, medical instrumentation, and precision data acquisition systems.
These features make the AD797BRZ an excellent choice for applications demanding high accuracy and low noise.
Pinout
The AD797BRZ is an operational amplifier (op-amp) by Analog Devices, known for its low noise and precision performance. It is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief description of its pin functions:
1. Pin 1 (Offset Null/V+): Used for offset voltage nulling.
2. Pin 2 (Inverting Input): The inverting input terminal of the op-amp.
3. Pin 3 (Non-Inverting Input): The non-inverting input terminal.
4. Pin 4 (V−): Negative power supply voltage.
5. Pin 5 (Offset Null/V−): Used for offset voltage nulling.
6. Pin 6 (Output): The output terminal of the op-amp.
7. Pin 7 (V+): Positive power supply voltage.
8. Pin 8 (NC or No Connect): Typically not connected internally; may be used for other purposes in specific applications.
The AD797 is designed for high precision and low noise applications, making it suitable for use in audio, instrumentation, and other high-performance analog circuits.
1. Pin 1 (Offset Null/V+): Used for offset voltage nulling.
2. Pin 2 (Inverting Input): The inverting input terminal of the op-amp.
3. Pin 3 (Non-Inverting Input): The non-inverting input terminal.
4. Pin 4 (V−): Negative power supply voltage.
5. Pin 5 (Offset Null/V−): Used for offset voltage nulling.
6. Pin 6 (Output): The output terminal of the op-amp.
7. Pin 7 (V+): Positive power supply voltage.
8. Pin 8 (NC or No Connect): Typically not connected internally; may be used for other purposes in specific applications.
The AD797 is designed for high precision and low noise applications, making it suitable for use in audio, instrumentation, and other high-performance analog circuits.
Manufacturer
The AD797BRZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design, manufacture, and marketing of a broad portfolio of products, including analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). These components are used in a wide range of electronic equipment, including consumer electronics, communications equipment, industrial devices, automotive systems, and more. Analog Devices is known for its high-performance analog technologies and solutions that address complex engineering challenges.
Application
The AD797BRZ is a high-performance, low-distortion operational amplifier commonly used in applications requiring precision and low noise. Key application areas include:
1. Audio Equipment: High-fidelity audio systems and mixers rely on its low distortion for superior sound quality.
2. Instrumentation: Precision measurement devices and test equipment benefit from its accuracy and low noise.
3. Medical Devices: Utilized in imaging systems and diagnostic equipment for reliable signal amplification.
4. Data Acquisition: Enhances signal integrity in high-resolution analog-to-digital conversion systems.
5. Seismic and SONAR: Used in geophysical and underwater detection systems due to its superior signal clarity.
These applications leverage the AD797BRZ’s exceptional performance in environments demanding low noise and high precision.
1. Audio Equipment: High-fidelity audio systems and mixers rely on its low distortion for superior sound quality.
2. Instrumentation: Precision measurement devices and test equipment benefit from its accuracy and low noise.
3. Medical Devices: Utilized in imaging systems and diagnostic equipment for reliable signal amplification.
4. Data Acquisition: Enhances signal integrity in high-resolution analog-to-digital conversion systems.
5. Seismic and SONAR: Used in geophysical and underwater detection systems due to its superior signal clarity.
These applications leverage the AD797BRZ’s exceptional performance in environments demanding low noise and high precision.
Package
The AD797BRZ is a high-performance, low-distortion operational amplifier from Analog Devices. It comes in an 8-lead SOIC (Small Outline Integrated Circuit) package, which is a surface-mount package type.
