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AD8641ARZ

Name: AD8641ARZ
Rating: 4.7 (12 reviews)

IC OPAMP JFET 1 CIRCUIT 8SOIC

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製造商。部分 #AD8641ARZ
包 SOIC-8
資料表 AD8641ARZ DataSheet
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規格

Package	Tube
ProductStatus	Active
AmplifierType	J-FET
NumberofCircuits	1
OutputType	Rail-to-Rail
SlewRate	3V/µs
GainBandwidthProduct	3.5 MHz
Current-InputBias	0.25 pA
Voltage-InputOffset	70 µV
Current-Supply	200µA
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)

概述

Description

The AD8641ARZ is a precision, low-noise operational amplifier designed for a variety of analog applications. It features a high bandwidth of 1 MHz, low input offset voltage (typically 50 μV), and low distortion, making it ideal for signal conditioning, data acquisition, and instrumentation. The op-amp operates on a wide supply voltage range from ±2.5V to ±15V, allowing flexibility in design.
Key specifications include a high gain of 100,000 V/V, low input bias current, and a common-mode input voltage range that extends to the negative supply. The AD8641ARZ is housed in a compact 8-lead SOIC package, ensuring ease of integration into circuit designs.
Its robust performance in terms of stability and noise makes it suitable for applications in medical devices, industrial control, and audio equipment. Overall, the AD8641ARZ is an excellent choice for developers seeking a reliable and high-performance op-amp for precision applications.

Features

The AD8641ARZ is a precision, low-noise operational amplifier designed for various applications. Key features include:
1. Low Offset Voltage: Typically 50 µV, ensuring high accuracy in signal processing.
2. Low Noise: Voltage noise density of 15 nV/√Hz, ideal for sensitive applications.
3. Rail-to-Rail Output: Allows the output to swing very close to the supply rails, maximizing dynamic range.
4. Wide Supply Voltage Range: Operates from ±2.5 V to ±15 V, providing versatility in design.
5. High Gain-Bandwidth Product: 1 MHz, suitable for a variety of frequency applications.
6. Low Total Harmonic Distortion (THD): 0.0006% at 1 kHz, ensuring high fidelity in audio applications.
7. Temperature Range: Specified from -40°C to +125°C, suitable for industrial applications.
These features make the AD8641ARZ ideal for precision signal processing, instrumentation, and audio applications.

Package

The AD8641ARZ is packaged in a 8-lead SOIC (Small Outline Integrated Circuit) format. This package type is characterized by its low profile and surface-mount design, suitable for various electronic applications.

Pinout

The AD8641ARZ is a precision operational amplifier with a pin count of 8.
Pin Functions:
1. 1 (Offset Null): Used for offset voltage adjustment (typically not used in most applications).
2. 2 (+IN): Non-inverting input.
3. 3 (−IN): Inverting input.
4. 4 (V−): Negative power supply connection.
5. 5 (Output): Amplifier output.
6. 6 (NC): No connect (not internally connected).
7. 7 (V+): Positive power supply connection.
8. 8 (NC): No connect (not internally connected).
The AD8641 is designed for low noise and low distortion applications, offering a wide range of power supply voltages and a high common-mode rejection ratio (CMRR). It operates on a single or dual power supply, making it versatile for various circuit designs.

Manufacturer

The AD8641ARZ is manufactured by Analog Devices, Inc. (ADI), a prominent company in the semiconductor industry. Analog Devices specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Their products are widely used in various applications, including data acquisition, signal processing, and communications across diverse sectors such as automotive, healthcare, industrial automation, and consumer electronics. Founded in 1965, ADI is known for its innovation and quality in precision technologies, providing solutions that enable the accurate measurement and control of real-world signals.

Application

The AD8641ARZ is a precision, low-noise operational amplifier commonly used in applications such as signal conditioning, data acquisition systems, audio equipment, and medical instrumentation. Its features make it suitable for use in high-precision instrumentation, active filters, and analog computing where low offset voltage and high gain stability are critical. Other applications include sensor interfacing, industrial controls, and portable devices.

Equivalent

Equivalent products for the AD8641ARZ operational amplifier include the LMV321, TLV2371, MCP6001, and OPA2131. These alternatives typically provide similar specifications in terms of low noise, low offset voltage, rail-to-rail output, and suitable bandwidth. Always check specific datasheets for exact matching parameters based on your application needs.