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AD8661ARZ

Name: AD8661ARZ
Rating: 4.7 (12 reviews)

IC OPAMP GP 1 CIRCUIT 8SOIC

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規格

Series	DigiTrim®
Part Status	Active
Amplifier Type	Standard (General Purpose)
Number of Circuits	1
Output Type	Rail-to-Rail
Slew Rate	3.5V/µs
Gain Bandwidth Product	4 MHz
Current - Input Bias	0.3 pA
Voltage - Input Offset	50 µV
Current - Supply	1.25mA
Current - Output / Channel	140 mA
Voltage - Supply Span (Min)	5 V
Voltage - Supply Span (Max)	16 V
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	AD8661

概述

Description

The AD8661ARZ is a precision, low-power operational amplifier designed by Analog Devices. It features a low input offset voltage (typically 50 µV), low bias current, and a high open-loop gain, making it suitable for various applications requiring high accuracy. With a supply voltage range of 2.7 V to 36 V, the AD8661 can operate in both single and dual supply configurations.
Key specifications include a bandwidth of 1 MHz and a slew rate of 0.3 V/µs, allowing it to handle fast signal changes effectively. The device exhibits a low noise level, making it ideal for sensor signal conditioning and medical instrumentation. It is available in a variety of package options, including the 8-lead SOIC and the 8-lead MSOP, enhancing flexibility for different circuit designs.
In summary, the AD8661ARZ is a versatile op-amp suitable for precision applications in medical, industrial, and consumer electronics due to its excellent performance and low power consumption.

Features

The AD8661ARZ is a precision operational amplifier from Analog Devices, featuring high performance in various applications. Key specifications include:
- Supply Voltage Range: ±2.5 V to ±18 V, allowing flexibility in system design.
- Low Input Offset Voltage: Typically 50 µV, ensuring high accuracy in signal processing.
- Low Input Bias Current: Typically 1 pA, suitable for high-impedance applications.
- Rail-to-Rail Output: Allows the output to swing close to the supply rails, maximizing output range.
- High Gain-Bandwidth Product: 1 MHz, supporting a wide range of frequencies for amplification.
- Low Noise: Ensures clean signal amplification with low distortion.
- Wide Temperature Range: Operating from -40°C to +125°C, suitable for various environments.
These features make the AD8661ARZ ideal for applications in instrumentation, data acquisition, and audio processing.

Package

The AD8661ARZ is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) package.

Pinout

The AD8661ARZ is a precision operational amplifier from Analog Devices, featuring a total of 8 pins. Here are the pin functions:
1. Non-Inverting Input (V+) - Pin 1
2. Inverting Input (V-) - Pin 2
3. Offset Null - Pin 3 (used for offset voltage adjustment)
4. Output - Pin 6 (provides the amplified output signal)
5. Negative Supply Voltage (V-) - Pin 4 (connects to negative power supply)
6. Positive Supply Voltage (V+) - Pin 7 (connects to positive power supply)
7. NC (No Connect) - Pin 5 (not internally connected)
8. NC (No Connect) - Pin 8 (not internally connected)
The AD8661ARZ is designed for low noise, low bias current, and high precision applications. Its wide supply voltage range and rail-to-rail output make it versatile for various analog signal processing tasks.

Manufacturer

The AD8661ARZ is manufactured by Analog Devices, Inc. Analog Devices is a global leader in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company specializes in developing solutions that enable a wide range of applications, including industrial automation, automotive, healthcare, and consumer electronics. Analog Devices is known for its innovation in signal processing technology and is committed to providing high-quality products that cater to the needs of engineers and designers worldwide.

Application

The AD8661ARZ is a precision operational amplifier used in various application areas, including data acquisition systems, active filters, instrumentation amplifiers, and signal conditioning. Its low offset voltage, low noise, and wide power supply range make it suitable for medical devices, industrial automation, and automotive sensors. It is also used in high-accuracy analog circuits and audio processing.

Equivalent

Equivalent products to the AD8661ARZ operational amplifier include the Texas Instruments OPA2131, Maxim Integrated MAX961, and the Analog Devices AD8221. Additionally, consider the Microchip MCP601 and the Intersil ISL28177 for similar performance characteristics. Always verify specifications such as gain, bandwidth, and power supply requirements for compatibility.