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AD8646ARZ

Name: AD8646ARZ
Rating: 4.7 (12 reviews)

IC OPAMP GP 2 CIRCUIT 8SOIC

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製造商。部分 #AD8646ARZ
包 SOIC-8
資料表 AD8646ARZ DataSheet
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規格

Package	Bulk,Tube
ProductStatus	Active
AmplifierType	General Purpose
NumberofCircuits	2
OutputType	Rail-to-Rail
SlewRate	11V/µs
GainBandwidthProduct	24 MHz
Current-InputBias	0.3 pA
Voltage-InputOffset	600 µV
Current-Supply	1.5mA (x2 Channels)
Current-Output/Channel	120 mA
Voltage-SupplySpan(Min)	2.7 V
Voltage-SupplySpan(Max)	5.5 V
OperatingTemperature	-40°C ~ 125°C
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概述

Description

The AD8646ARZ is a precision operational amplifier from Analog Devices, designed for applications requiring low noise, low offset voltage, and high accuracy. It features a rail-to-rail input and output, allowing it to operate effectively across a wide voltage range, making it suitable for single-supply and dual-supply configurations.
Key specifications include a low offset voltage of 50 µV, a low bias current of 1 pA, and a high gain bandwidth product of 1 MHz. The device operates with a supply voltage range of 2.7 V to 12 V, and its low total harmonic distortion (THD) makes it ideal for audio and signal processing applications.
The AD8646ARZ is packaged in an 8-lead SOIC (Surface Mount) format and is designed for ease of use in various electronic circuits, including instrumentation, medical devices, and data acquisition systems. Its combination of precision and reliability makes it a popular choice for engineers seeking high-performance op-amps.

Features

The AD8646ARZ is a precision, low-noise operational amplifier characterized by several key features:
1. Low Offset Voltage: Typically 50 µV, ensuring high accuracy in applications.
2. Low Noise: Input voltage noise density of 15 nV/√Hz at 1 kHz, suitable for sensitive applications.
3. Wide Supply Voltage Range: Operates from ±2.5 V to ±15 V, providing flexibility in design.
4. High Gain-Bandwidth Product: 1 MHz, allowing for high-frequency applications.
5. Low Input Bias Current: 1 pA, reducing errors in high-impedance circuits.
6. Rail-to-Rail Output: Outputs can swing close to the supply rails, maximizing dynamic range.
7. High Slew Rate: 0.5 V/µs, enabling fast signal processing.
8. Single-Supply Operation: Can be used in single-supply configurations, enhancing versatility.
9. Temperature Range: Rated for -40°C to +125°C, suitable for demanding environments.
These features make the AD8646ARZ ideal for precision data acquisition, medical instrumentation, and other applications requiring high accuracy and low noise.

Package

The AD8646ARZ is packaged in an 8-lead MSOP (Mini Small Outline Package) with a standard thermal pad for improved heat dissipation. This compact form factor is designed for low power consumption applications.

Pinout

The AD8646ARZ is an operational amplifier that comes in an 8-lead SOIC package. It features a total of 8 pins. The pin configuration and their primary functions are as follows:
1. Input Voltage (V+) - Non-inverting input.
2. Input Voltage (V-) - Inverting input.
3. Offset Null - Used for offset adjustment (typically not connected).
4. Output - Output signal.
5. Negative Supply (V-) - Negative power supply connection.
6. Positive Supply (V+) - Positive power supply connection.
7. NC - No connect (not internally connected).
8. NC - No connect (not internally connected).
The AD8646 is characterized by low noise, low offset voltage, and low power consumption, making it suitable for precision applications in various electronic circuits.

Manufacturer

The AD8646ARZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices serves various industries including automotive, communications, healthcare, and industrial automation. The company is known for its innovative products that enable high-precision signal processing and data conversion, making it a leader in the field of analog technology.

Application

The AD8646ARZ is a precision operational amplifier used in various applications, including signal conditioning, filters, data acquisition systems, and instrumentation. Its low noise, low offset voltage, and high gain make it suitable for medical devices, sensor signal processing, audio equipment, and battery-powered applications. Additionally, it is ideal for active filter designs and voltage followers in precision analog circuits.

Equivalent

The AD8646ARZ is a precision, low-noise operational amplifier. Equivalent products include:
1. OPA2134 - Texas Instruments
2. LT1007 - Analog Devices
3. TLV2371 - Texas Instruments
4. OP27 - Analog Devices
Ensure to check specifications like supply voltage, bandwidth, and noise performance for compatibility in your application.