The OPA211AIDGKT is a precision operational amplifier from Texas Instruments, designed to deliver high-performance for a wide range of applications. This op-amp is part of the OPAx211 series, which are known for their low noise and low harmonic distortion, making them ideal for audio and other sensitive applications where maintaining signal fidelity is crucial.

Key Features

• Low Noise: With a low voltage noise density of 1.1 nV/√Hz at 1 kHz, the OPA211AIDGKT ensures a clean signal amplification with minimal added noise, essential for high-fidelity audio systems and precision instrumentation.
• High Precision: The device offers a low offset voltage of 500 µV (max) and a low drift over temperature, which guarantees accurate signal representation and stability over varying conditions.
• Wide Bandwidth: Featuring a wide bandwidth of 45 MHz at a gain of +1, the OPA211AIDGKT can handle a broad range of frequencies, making it adaptable to various signal processing tasks.
• Low Harmonic Distortion: The total harmonic distortion plus noise (THD+N) is exceptionally low, typically -136 dB, which preserves the original signal's integrity, especially in high-end audio applications.
• Flexible Supply Voltage: It operates over a wide supply range of ±2.25 V to ±18 V, accommodating various power supply configurations and application requirements.
• Robust Design: The OPA211AIDGKT is specified for operation from -40°C to +125°C, ensuring reliable performance in extreme environments.

Applications

The OPA211AIDGKT's combination of low noise and high precision makes it suitable for a variety of applications, including:

• Professional Audio Equipment
• Test and Measurement Systems
• Data Acquisition Systems
• Active Filter Blocks
• Medical Instrumentation
• High-End A/V Receivers

Package and Quality

This operational amplifier comes in a VSSOP-8 (DGK) package, which is compact and suitable for space-constrained applications. Texas Instruments is known for its commitment to quality, and the OPA211AIDGKT is no exception, meeting the high standards expected from industry-leading semiconductor products.