AD812AR

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AD812AR

+BOM

IC AMP CURRENT FEEDBACK 8SOIC

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Specifications

Attribute Value
Package Tube,Tube
ProductStatus Obsolete
Applications Current Feedback
NumberofCircuits 2
-3dbBandwidth 145 MHz
SlewRate 1600V/µs
Current-Supply 4.5 mA
Current-Output/Channel 50 mA
Voltage-SupplySingle/Dual(±) 2.4V ~ 36V, ±1.2V ~ 18V
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Overview

Description

The AD812AR is a high-speed operational amplifier developed by Analog Devices. It is known for its excellent performance in terms of bandwidth, slew rate, and distortion, making it suitable for a variety of applications including video processing, communication systems, and instrumentation.
Key features of the AD812AR include:
1. Wide Bandwidth: It offers a bandwidth of approximately 240 MHz, enabling it to handle high-frequency signals efficiently.
2. High Slew Rate: With a slew rate of 1,600 V/µs, the AD812AR can quickly respond to rapid changes in input signals.
3. Low Distortion: It is designed to minimize signal distortion, ensuring high-fidelity signal amplification, critical for audio and video applications.
4. Low Noise: The amplifier produces low levels of noise, which is beneficial for maintaining signal integrity in sensitive applications.
5. Versatility: It can be used in both single and dual power supply configurations, adding to its flexibility in various circuit designs.
Overall, the AD812AR is a versatile and high-performance op-amp ideal for demanding applications where signal integrity and speed are crucial.

Equivalent

The AD812AR is a high-speed, triple video amplifier. Equivalent products include:
1. LMH6722 from Texas Instruments
2. THS3201 from Texas Instruments
3. LT6557 from Analog Devices
4. EL5375 from Intersil (now Renesas)
5. MAX4147 from Maxim Integrated (now Analog Devices)
These equivalents are selected based on similar performance characteristics and applications, such as video signal processing. Always verify specifications to ensure compatibility.

Features

The AD812AR is a high-speed, current feedback operational amplifier that offers several notable features:
1. Wide Bandwidth: It has a bandwidth of 240 MHz, making it suitable for high-frequency applications.
2. Slew Rate: The amplifier boasts a high slew rate of 1600 V/µs, enabling fast response times.
3. Low Distortion: It provides low distortion levels, which is essential for maintaining signal integrity in audio and video applications.
4. High Output Current: The AD812AR can deliver an output current of up to 50 mA, supporting driving capabilities for various loads.
5. Low Noise: It features low input voltage noise and input current noise, which helps in maintaining signal quality.
6. Differential Gain and Phase: With differential gain and phase errors being critical in video applications, the AD812AR provides low differential gain and phase errors.
7. Power Supply Range: It operates on a wide power supply range from ±5 V to ±15 V, offering flexibility in different power environments.
These features make the AD812AR suitable for applications in video processing, communications, and instrumentation where high speed and fidelity are required.

Pinout

The AD812AR is a high-speed, triple video amplifier designed by Analog Devices. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here’s a brief overview of its pin functions:
1. Pin 1 (OUT A): Output for channel A.
2. Pin 2 (IN A-): Inverting input for channel A.
3. Pin 3 (IN A+): Non-inverting input for channel A.
4. Pin 4 (-V S): Negative power supply input.
5. Pin 5 (IN B+): Non-inverting input for channel B.
6. Pin 6 (IN B-): Inverting input for channel B.
7. Pin 7 (OUT B): Output for channel B.
8. Pin 8 (+V S): Positive power supply input.
This device is commonly used in video distribution, cable driving, and RGB applications due to its high bandwidth and low distortion characteristics.

Manufacturer

The AD812AR is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. Its products are used in a variety of electronic equipment, including those in sectors such as consumer electronics, communications, healthcare, automotive, and industrial applications. The company is known for providing high-performance solutions to meet the real-world needs of its customers, focusing on innovation and advanced technology.

Application

The AD812AR is a high-speed, triple video amplifier designed for applications requiring excellent video quality and performance. Key application areas include video distribution systems, high-resolution video displays, broadcast and professional video equipment, and video projectors. It is also suitable for use in RGB video processing, video switching, and routing equipment. The amplifier's fast settling time and high slew rate make it ideal for driving long cable lengths without signal degradation, ensuring clear and sharp video output. Additionally, the AD812AR can be used in any application that demands wide bandwidth and low distortion amplification of analog video signals.

Package

The AD812AR is an operational amplifier from Analog Devices, and it comes in an 8-lead SOIC (Small Outline Integrated Circuit) package type. This package is commonly used for surface-mount applications due to its compact size and ease of soldering onto printed circuit boards (PCBs).