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AD797AR

Name: AD797AR
Rating: 4.7 (12 reviews)

IC OPAMP GP 1 CIRCUIT 8SOIC

Производитель
Мфр. Часть #AD797AR
Пакет SOP8
Лист данных
В наличии3394

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Спецификации

Package	Tube,Tube
ProductStatus	Obsolete
AmplifierType	General Purpose
NumberofCircuits	1
SlewRate	20V/µs
GainBandwidthProduct	110 MHz
-3dbBandwidth	8 MHz
Current-InputBias	250 nA
Voltage-InputOffset	25 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)

Обзор

Description

The AD797AR is a high-performance operational amplifier (op-amp) from Analog Devices, designed for precision applications requiring low noise and low distortion. With a wide bandwidth and low input voltage noise of just 1.1 nV/√Hz, it is particularly suited for sensitive signal processing tasks, such as audio and instrumentation applications.
Key features include a slew rate of 20 V/µs, a gain bandwidth product of 110 MHz, and a low offset voltage, making it ideal for high-accuracy circuits. The AD797AR operates on a dual supply voltage, typically ±15V, and is capable of driving capacitive loads, enhancing its versatility in various configurations.
Its low total harmonic distortion (THD) ensures high fidelity in signal amplification, while the robust thermal performance allows for stable operation across a range of temperatures. Overall, the AD797AR is an excellent choice for applications demanding high precision and minimal noise, such as data acquisition systems, medical devices, and professional audio equipment.

Features

The AD797AR is a precision operational amplifier known for its low noise and high performance. Key features include:
1. Low Noise: Typically 0.9 nV/√Hz at 1 kHz, making it suitable for high-accuracy applications.
2. High Gain-Bandwidth Product: Approximately 8 MHz, allowing for fast signal processing.
3. Low Total Harmonic Distortion (THD): Typically 0.0005% at 1 kHz, ensuring high fidelity in audio and signal applications.
4. High Slew Rate: 20 V/µs, enabling the handling of fast-changing signals.
5. Wide Supply Voltage Range: Operates from ±2.5 V to ±18 V, providing versatility in various circuits.
6. Low Input Bias Current: Typically 1 pA, ideal for high-impedance sensor applications.
7. Rail-to-Rail Output: Allows the output to swing close to the supply rails, maximizing dynamic range.
8. Single-Supply Operation: Facilitates simplified designs in low-voltage applications.
These features make the AD797AR suitable for applications such as high-end audio equipment, instrumentation, and data acquisition systems.

Package

The AD797AR is packaged in an 8-lead plastic dual in-line package (DIP).

Pinout

The AD797AR is a high-performance operational amplifier with a total of 8 pins. Its pin configuration and functions are as follows:
1. Offset Null (Pin 1): Used for offset voltage adjustment.
2. Inverting Input (Pin 2): The negative input terminal for the amplifier.
3. Non-Inverting Input (Pin 3): The positive input terminal for the amplifier.
4. V- (Pin 4): Negative power supply voltage.
5. Output (Pin 5): The output terminal for the amplified signal.
6. V+ (Pin 6): Positive power supply voltage.
7. NC (Pin 7): No connection; not used.
8. NC (Pin 8): No connection; not used.
The AD797AR is known for its low noise, low distortion, and high-speed performance, making it suitable for applications in audio systems, instrumentation, and data acquisition.

Manufacturer

The AD797AR is manufactured by Analog Devices, Inc. Analog Devices is an American multinational company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, the company serves various sectors, including communications, automotive, industrial, healthcare, and consumer electronics. Analog Devices is known for its innovation in signal processing and provides solutions that enable the conversion, conditioning, and processing of real-world signals. The AD797AR is a precision operational amplifier, renowned for its low noise and high slew rate, making it ideal for applications in instrumentation, audio, and data acquisition systems.

Application

The AD797AR is a precision, low-noise operational amplifier commonly used in applications such as medical instrumentation, data acquisition systems, high-impedance sensors, and audio processing. Its high precision and low distortion make it ideal for use in active filters, low-level signal amplification, and instrumentation amplifiers in environments requiring accurate signal fidelity and low noise.

Equivalent

Equivalent products to the AD797AR operational amplifier include the OPA827 from Texas Instruments, LT1124 from Analog Devices, and the MAX44207 from Maxim Integrated. These alternatives offer similar performance characteristics, such as low noise, high precision, and wide bandwidth, making them suitable for comparable applications in signal processing and instrumentation. Always verify specifications for compatibility with your specific design requirements.

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