AD8138ARZ

AMPLIFIER – OP AMPS

AD8138ARZ – High-Speed Differential ADC Driver – Analog Devices
The AD8138ARZ from Analog Devices is a precision differential amplifier engineered to drive high-speed analog-to-digital converters (ADCs) in demanding data acquisition systems. This active IC delivers exceptional signal integrity, low distortion, and high common-mode rejection, making it ideal for applications requiring accurate signal conditioning. PCX supplies this industry-standard component with guaranteed authenticity, rapid shipping, and dedicated technical support.

Key Features

Type: Differential ADC Driver Amplifier
Applications: High-Speed Data Acquisition
Mounting: Surface Mount (SMD)
Package: 8-SOIC (3.90mm Width)
Status: Active Production
Base Series: AD8138

Technical Specifications
This specialized amplifier operates as a differential-to-differential or single-ended-to-differential driver, optimizing signal paths for high-resolution ADCs. Housed in a compact 8-SOIC surface-mount package, it facilitates space-efficient PCB designs. The device supports industrial temperature ranges and features low noise characteristics critical for precision measurement. Full electrical specifications are available in the datasheet hosted on PCXCo.com.

Typical Applications

Medical Imaging & Diagnostic Equipment
Communications Infrastructure
Industrial Test & Measurement Systems
High-Speed Data Acquisition Cards
Defense and Aerospace Instrumentation

About Analog Devices
Analog Devices Inc. (ADI) is a global leader in high-performance semiconductor solutions, renowned for pushing boundaries in signal processing technology. With over 50 years of innovation, ADI consistently sets industry standards for precision, reliability, and power efficiency in analog and mixed-signal ICs.
ADI’s components undergo rigorous qualification processes, ensuring exceptional performance in mission-critical environments. Their dedication to quality control and long-term product lifecycle support makes them a trusted partner for engineering teams worldwide. PCX exclusively sources genuine ADI components directly from the manufacturer.

About ADC Driver Amplifiers
ADC drivers are specialized operational amplifiers that condition analog signals before digitization. They provide essential functions including impedance matching, gain scaling, and common-mode level shifting, directly impacting system accuracy and noise performance.
In high-speed data acquisition, these amplifiers prevent ADC saturation and minimize distortion. Selecting the right driver like the AD8138ARZ ensures optimal signal chain fidelity, particularly in applications involving differential signals such as communications interfaces, sensor arrays, and precision instrumentation.

Packaging Options
Available in Tube packaging for automated SMT assembly processes. Contact PCX for reel packaging alternatives or custom quantity requirements.

Frequently Asked Questions
Question: What bandwidth does the AD8138ARZ support?
Answer: The device features a -3dB bandwidth of 320MHz (typical), suitable for high-speed ADC clock rates up to 125MSPS.

Question: Is this IC compatible with single-supply operation?
Answer: Yes, it operates from single supplies ranging from +3V to +10V or dual supplies ±1.5V to ±5V.

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