AD8642ARZ

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AD8642ARZ

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IC OPAMP JFET 2 CIRCUIT 8SOIC

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  • メーカー品番 #AD8642ARZ

  • データシート AD8642ARZ DataSheet

  • パッケージ SOIC-8

  • 在庫状況5899

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仕様

属性
Package Tube
ProductStatus Active
AmplifierType J-FET
NumberofCircuits 2
OutputType Rail-to-Rail
SlewRate 3V/µs
GainBandwidthProduct 3.5 MHz
Current-InputBias 0.25 pA
Voltage-InputOffset 70 µV
Current-Supply 200µA (x2 Channels)
Current-Output/Channel 12 mA
Voltage-SupplySpan(Min) 5 V
Voltage-SupplySpan(Max) 26 V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

概要

Description

The AD8642ARZ is a dual operational amplifier from Analog Devices, designed for precision applications. It features low noise, low offset voltage, and low input bias current, making it ideal for use in sensor interfaces, precision filters, and instrumentation applications. The device operates with a wide supply voltage range, typically between 2.7V and 5.5V, making it suitable for both single-supply and dual-supply systems. It offers rail-to-rail input and output swings, which maximize dynamic range without clipping. The AD8642ARZ is housed in a standard SOIC package, ensuring ease of use in various circuit designs. Its low power consumption and high accuracy make it a reliable choice for battery-powered and portable devices. The amplifier's robust performance across a range of conditions helps maintain signal integrity in critical applications.

Equivalent

The AD8642ARZ is a dual, precision, low-noise, low-distortion operational amplifier. Equivalent products can include:
1. Texas Instruments OPA2134 - Low-noise, high-speed audio operational amplifier.
2. Linear Technology (Analog Devices) LT1468 - Precision, low-noise JFET-input operational amplifier.
3. Maxim Integrated MAX44267 - Low-noise, precision operational amplifier.
When selecting an equivalent, consider the specific parameters like voltage range, bandwidth, noise levels, and package type.

Features

The AD8642ARZ is a precision, low-noise operational amplifier designed for high-performance applications. Key features include:
1. Low Noise: It offers a low input voltage noise, which makes it ideal for precision signal processing applications.
2. Low Power Consumption: The amplifier is designed to operate with low power, making it suitable for battery-powered and portable devices.
3. Rail-to-Rail Output: It provides a rail-to-rail output swing, enhancing its dynamic range and making it versatile for various applications.
4. Wide Supply Range: The device can operate on a wide supply voltage range, increasing its flexibility across different systems.
5. High Slew Rate and Bandwidth: It is characterized by a high slew rate and wide bandwidth, ensuring fast and accurate signal processing.
6. Precision: The amplifier demonstrates excellent DC precision, essential for applications requiring high accuracy.
7. Single and Dual Versions: Available in single and dual configurations to cater to different circuit requirements.
These features make the AD8642ARZ suitable for medical instruments, precision data acquisition systems, and other applications requiring high accuracy and low noise.

Pinout

The AD8642ARZ is a precision operational amplifier manufactured by Analog Devices. It is part of the AD8642 series, which are dual-channel op-amps. The device is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a concise overview of its pin configuration and function:
1. Pin 1 (OUT A): Output for the first operational amplifier.
2. Pin 2 (IN A-): Inverting input for the first operational amplifier.
3. Pin 3 (IN A+): Non-inverting input for the first operational amplifier.
4. Pin 4 (V-): Negative power supply voltage.
5. Pin 5 (IN B+): Non-inverting input for the second operational amplifier.
6. Pin 6 (IN B-): Inverting input for the second operational amplifier.
7. Pin 7 (OUT B): Output for the second operational amplifier.
8. Pin 8 (V+): Positive power supply voltage.
The AD8642ARZ is designed for low power applications with high accuracy and low noise, making it suitable for use in precision instrumentation, sensor interfaces, and other applications requiring reliable analog signal processing.

Manufacturer

The AD8642ARZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company provides a wide range of products including amplifiers, converters, sensors, and power management devices, which are used across various industries such as automotive, consumer electronics, communications, healthcare, and industrial applications. Known for its focus on high-performance and precision technology, Analog Devices serves a global market and is recognized as a leader in the semiconductor industry.

Application

The AD8642ARZ is a dual-channel, precision, low-noise, low-input bias current operational amplifier. Its application areas include:
1. Instrumentation: Used in precision sensors and measurement devices due to its high accuracy and low noise.
2. Medical Equipment: Suitable for diagnostic tools that require low distortion and high linearity.
3. Data Acquisition Systems: Effective in systems needing precise signal conditioning.
4. Active Filters: Utilized where stable filtering performance is necessary.
5. Automotive Systems: Applied in control systems requiring high reliability.
6. Communication Devices: Enhances signal integrity in transmitting and receiving applications.
These applications benefit from the amplifier's high performance and versatility in various demanding environments.

Package

The AD8642ARZ is a dual precision, low noise, low bias current operational amplifier from Analog Devices, housed in an SOIC-8 (Small Outline Integrated Circuit) package.

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