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AD8538ARZ

Name: AD8538ARZ
Rating: 4.7 (12 reviews)

IC OPAMP ZERO-DRIFT 1 CIRC 8SOIC

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資料表 AD8538ARZ DataSheet
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規格

Part Status	Active
Amplifier Type	Zero-Drift
Number of Circuits	1
Slew Rate	0.4V/µs
Gain Bandwidth Product	430 kHz
Current - Input Bias	15 pA
Voltage - Input Offset	5 µV
Current - Supply	150µA
Current - Output / Channel	25 mA
Voltage - Supply Span (Min)	2.7 V
Voltage - Supply Span (Max)	5.5 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	AD8538

概述

Description

The AD8538ARZ is a high-performance operational amplifier from Analog Devices, featuring low noise and low offset voltage. It operates with a wide supply voltage range of 3V to 36V and is optimized for single-supply applications. The AD8538ARZ offers a high gain bandwidth product, low total harmonic distortion (THD), and excellent linearity, making it suitable for precision signal processing tasks.
Key specifications include a low input offset voltage (typically 0.5 mV), a high open-loop gain, and a low noise density of 8 nV/√Hz. Its rail-to-rail output allows for maximum voltage swing, making it ideal for applications requiring high dynamic range.
The AD8538ARZ is commonly used in medical instrumentation, data acquisition systems, and audio processing. Its low power consumption and robust performance make it a popular choice for battery-operated devices. The device is available in an 8-lead SOIC package, facilitating easy integration into various circuit designs.

Features

The AD8538ARZ is a precision, low-power operational amplifier featuring:
1. Low Noise: Offers a low input voltage noise density of 12 nV/√Hz, making it suitable for sensitive applications.
2. Wide Supply Range: Operates from a single supply voltage of 2.7 V to 12 V, or dual supplies of ±1.35 V to ±6 V.
3. Rail-to-Rail Output: Capable of outputting voltages that extend to the supply rails, enhancing versatility.
4. Low Offset Voltage: Typical offset voltage of 25 μV, ensuring accuracy in precision applications.
5. High Slew Rate: Slew rate of 0.5 V/μs, allowing fast signal processing.
6. High Gain Bandwidth Product: 1 MHz, enabling effective performance in various applications.
7. Low Power Consumption: Consumes only 150 µA per amplifier, making it suitable for battery-operated devices.
8. Temperature Range: Specified for operation from -40°C to +125°C, ensuring reliability in harsh environments.
These features make the AD8538ARZ ideal for precision signal conditioning, active filters, and other analog applications.

Package

The AD8538ARZ is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) form factor, with a tape and reel option for surface mount applications.

Pinout

The AD8538ARZ is an operational amplifier (op-amp) with a pin count of 8. It is part of the Analog Devices AD853x series and is known for its low power consumption and high performance.
Pin Configuration and Functions:
1. V- (Pin 1): Negative power supply terminal.
2. Non-Inverting Input (Pin 2): Input for the signal to be amplified.
3. Inverting Input (Pin 3): Input for the reference signal.
4. V+ (Pin 4): Positive power supply terminal.
5. Output (Pin 5): Amplified output signal.
6. NC (Pin 6): No connect (not internally connected).
7. NC (Pin 7): No connect (not internally connected).
8. NC (Pin 8): No connect (not internally connected).
The AD8538ARZ is designed for single-supply operation and is suitable for precision applications.

Manufacturer

The AD8538ARZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational company that specializes in semiconductor technology and is known for its high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company primarily serves various industries, including telecommunications, automotive, healthcare, and consumer electronics. It focuses on developing solutions for signal processing and data acquisition, and its products are widely utilized in industrial applications, instrumentation, and electronic devices.

Application

The AD8538ARZ is a precision, low-power operational amplifier used in various applications, including data acquisition systems, signal conditioning, instrumentation, and medical devices. Its low offset voltage and wide bandwidth make it suitable for high-accuracy applications in industrial automation, sensor interfaces, and audio equipment. Additionally, it is used in battery-powered devices due to its low quiescent current, enhancing energy efficiency in portable electronics.

Equivalent

The AD8538ARZ operational amplifier can be equivalently replaced by the following products:
1. LT1013 - A low-noise, precision op-amp.
2. OPA2134 - A high-performance audio op-amp.
3. TLV2272 - A low-power, quad op-amp.
4. LM358 - A dual, low-power op-amp.
Always verify specifications for compatibility in your specific application.