The OPA2227UE4 from Texas Instruments is a precision operational amplifier that delivers high-accuracy signal amplification with minimal noise. This operational amplifier is part of the OPAx227 series of ultra-low noise, high precision operational amplifiers ideal for professional audio equipment, test equipment, and high-end consumer audio devices.

Key Features

• Low Noise: The OPA2227UE4 boasts an ultra-low noise density of 8nV/√Hz at 1kHz, making it an excellent choice for applications that require a high signal-to-noise ratio.
• High Precision: With a low offset voltage of 75µV and a low drift of 0.2µV/°C, the OPA2227UE4 ensures accuracy and stability across a wide temperature range.
• Wide Supply Range: The device can be operated from a supply voltage range of ±4V to ±18V, providing flexibility in various circuit configurations and applications.
• Dual-Channel Configuration: The OPA2227UE4 is a dual operational amplifier, which means it contains two independent op-amps in a single package, saving space and simplifying design.
• High Open-Loop Gain: With a high open-loop gain of 134dB, the amplifier maintains its precision even with significant signal amplification.

Applications

• Professional Audio Equipment
• High-End Consumer Audio Systems
• Precision Instrumentation
• Active Filters and Signal Conditioning
• Test and Measurement Equipment

The OPA2227UE4 comes in a standard 8-pin DIP (Dual In-line Package) or SOIC (Small Outline Integrated Circuit) package, which is suitable for a variety of PCB layouts. Its robust design ensures reliable performance even in harsh industrial environments. Whether you're designing a high-fidelity audio system or precise measurement equipment, the OPA2227UE4 from Texas Instruments provides the accuracy and low noise performance that your applications demand.