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AD823ARZ-R7

Name: AD823ARZ-R7
Rating: 4.7 (12 reviews)

IC OPAMP JFET 2 CIRCUIT 8SOIC

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Mfr。パート #AD823ARZ-R7
パッケージ SOIC-8
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仕様

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
AmplifierType	J-FET
NumberofCircuits	2
OutputType	Rail-to-Rail
SlewRate	25V/µs
-3dbBandwidth	16 MHz
Current-InputBias	5 pA
Voltage-InputOffset	700 µV
Current-Supply	7mA
Current-Output/Channel	17 mA
Voltage-SupplySpan(Min)	3 V
Voltage-SupplySpan(Max)	36 V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概要

Description

The AD823ARZ-R7 is an instrumentation amplifier designed by Analog Devices, optimized for low power and precision applications. It features a low noise and low-offset voltage, making it suitable for medical devices, sensor signal conditioning, and portable equipment. The amplifier operates on a single supply voltage, typically ranging from 1.8V to 5.5V, which enhances its versatility in battery-powered applications.
Key specifications include a gain range from 1 to 1000, excellent common-mode rejection ratio (CMRR), and high input impedance, which helps to ensure minimal loading of the signal source. The AD823ARZ-R7 is also characterized by low power consumption, making it ideal for long-lasting battery-operated devices.
The device is available in an 8-lead SOIC package and is designed for ease of use, allowing engineers to implement it in various applications efficiently. Overall, the AD823ARZ-R7 is a reliable choice for amplifying small differential signals, particularly in biomedical applications.

Features

The AD823ARZ-R7 is a low-power, instrumentation amplifier designed for medical and industrial applications. Key features include:
1. Low Power Consumption: Operates on a low supply voltage, making it suitable for battery-powered devices.
2. High Common-Mode Rejection Ratio (CMRR): Excellent CMRR allows for accurate signal amplification in noisy environments.
3. Wide Bandwidth: Capable of handling a range of frequencies, facilitating the amplification of various signal types.
4. Low Noise: Minimal noise contribution ensures high-fidelity signal amplification.
5. Single-Supply Operation: Can operate with a single supply voltage, simplifying circuit design.
6. Gain Configurability: Gain can be easily adjusted through external resistors, offering flexibility for different applications.
7. Small Package Size: Available in an 8-lead SOIC package, allowing for space-efficient designs.
These features make the AD823ARZ-R7 ideal for applications such as ECG, EEG, and other bio-potential measurements.

Package

The AD823ARZ-R7 is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) with a surface-mount design.

Pinout

The AD823ARZ-R7 is an instrumentation amplifier with a pin count of 8. Its primary functions include amplifying low-level differential signals while rejecting common-mode noise. The key pins and their functions are as follows:
1. Pin 1 (Output): The amplified output signal.
2. Pin 2 (Inverting Input): The negative input for the differential signal.
3. Pin 3 (Non-Inverting Input): The positive input for the differential signal.
4. Pin 4 (Ref): Reference voltage for offset adjustments.
5. Pin 5 (Gain): Connect to resistors to set the gain of the amplifier.
6. Pin 6 (V- or Negative Supply): Negative power supply voltage.
7. Pin 7 (V+ or Positive Supply): Positive power supply voltage.
8. Pin 8 (NC): Not connected (no function).
The AD823ARZ-R7 is widely used in medical instrumentation and other applications requiring high-performance signal amplification.

Manufacturer

The AD823ARZ-R7 is manufactured by Analog Devices, Inc. Analog Devices is a global company that specializes in semiconductor technology, particularly in the field of analog, mixed-signal, and digital signal processing. Founded in 1965, the company designs and manufactures a wide range of integrated circuits (ICs) and solutions for various applications, including telecommunications, automotive, healthcare, and industrial automation. The AD823ARZ-R7 is specifically an instrumentation amplifier, known for its low power consumption and high accuracy, making it suitable for medical devices and sensor applications.

Application

The AD823ARZ-R7 is an instrumentation amplifier used in various applications, primarily in medical devices for biopotential measurements, such as ECG and EEG monitoring. It is also utilized in sensor signal conditioning, data acquisition systems, and industrial process control. Its low power consumption and high input impedance make it suitable for portable and battery-operated devices.

Equivalent

Equivalent products to the AD823ARZ-R7 operational amplifier include the TI OPA2134, MCP602, LM358, and the MAX4466. These alternatives may vary in specifications such as bandwidth, input/output current, and supply voltage, so it’s important to check datasheets for compatibility with your specific application requirements.