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AD820ANZ

Name: AD820ANZ
Rating: 4.7 (12 reviews)

IC OPAMP JFET 1 CIRCUIT 8DIP

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製造商。部分 #AD820ANZ
包 PDIP-8
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規格

Package	Tube
ProductStatus	Active
AmplifierType	J-FET
NumberofCircuits	1
OutputType	Rail-to-Rail
SlewRate	3V/µs
GainBandwidthProduct	1.8 MHz
-3dbBandwidth	1.9 MHz
Current-InputBias	2 pA
Voltage-InputOffset	400 µV
Current-Supply	700µA
Current-Output/Channel	20 mA
Voltage-SupplySpan(Min)	5 V
Voltage-SupplySpan(Max)	36 V
OperatingTemperature	-40°C ~ 85°C
MountingType	Through Hole
Package/Case	8-DIP (0.300, 7.62mm)

概述

Description

The AD820ANZ is a high-precision, instrumentation amplifier designed by Analog Devices. It is notable for its low offset voltage, low noise, and high common-mode rejection ratio (CMRR), making it ideal for amplifying small differential signals in noisy environments. The device can operate with a wide supply voltage range, typically from ±2.5V to ±18V, and features a gain that can be set externally with a single resistor, allowing for flexibility in applications.
Key characteristics include a high input impedance to avoid loading the source and a low output impedance to drive subsequent stages. The AD820ANZ is often used in medical instrumentation, industrial process controls, and sensor interfacing due to its reliability and performance.
With a package size that facilitates integration into various designs, it is suitable for use in both portable and stationary applications. Overall, the AD820ANZ is a versatile choice for engineers looking for an effective solution for signal amplification.

Features

The AD820ANZ is a precision instrumentation amplifier designed for low-power applications. Key features include:
1. High Common-Mode Rejection Ratio (CMRR): Typically 100 dB, ensuring accurate signal amplification in the presence of noise.
2. Low Input Bias Current: About 1 nA, making it suitable for high-impedance sensors.
3. Wide Supply Voltage Range: Operates from ±2.5V to ±18V, providing flexibility in various applications.
4. Low Noise: Ensures minimal signal distortion in sensitive applications.
5. High Gain Accuracy: Gain can be set from 1 to 1000 with external resistors, allowing for versatile signal conditioning.
6. Rail-to-Rail Output: Facilitates use with low supply voltages and maximizes dynamic range.
7. Temperature Range: Specified for operation from -40°C to +85°C, suitable for industrial environments.
These features make the AD820ANZ ideal for medical instrumentation, data acquisition systems, and any application requiring precise amplification of small differential signals.

Package

The AD820ANZ is packaged in an 8-lead DIP (Dual In-line Package) format.

Pinout

The AD820ANZ is a precision instrumentation amplifier with a pin count of 8. The functions of its pins are as follows:
1. Pin 1 (V-): Negative power supply.
2. Pin 2 (R2): Gain setting resistor for the input stage.
3. Pin 3 (R1): Gain setting resistor for the input stage.
4. Pin 4 (Ref): Reference voltage input for offset adjustment.
5. Pin 5 (V+): Positive power supply.
6. Pin 6 (Out): Output signal.
7. Pin 7 (–IN): Inverting input.
8. Pin 8 (+IN): Non-inverting input.
This configuration allows the AD820ANZ to amplify small differential signals while rejecting common-mode noise, making it suitable for applications in medical instrumentation, data acquisition, and other precision measurement systems.

Manufacturer

The AD820ANZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational corporation that specializes in the design and manufacture of analog, mixed-signal, and digital signal processing integrated circuits. Founded in 1965, the company is known for its innovative solutions in various applications, including telecommunications, automotive, industrial automation, and healthcare. Analog Devices focuses on high-performance components, providing critical technologies for signal processing that enable accurate and reliable data conversion and transmission.

Application

The AD820ANZ is a precision instrumentation amplifier widely used in applications such as sensor signal conditioning, medical instrumentation, data acquisition systems, industrial process control, and strain gauge measurement. Its high common-mode rejection ratio (CMRR) and low offset voltage make it suitable for amplifying small differential signals in noisy environments.

Equivalent

Equivalent products to the AD820ANZ operational amplifier include the INA210, INA199, and LT2057. Other alternatives may include the OPA2134 and MCP6002, depending on specific requirements like voltage range, bandwidth, and precision. Always verify specifications for compatibility in your application.