The OPA1644AIPWR is a high-performance, audio operational amplifier designed by Texas Instruments, renowned for its precision and sound quality. This op-amp is part of the OPA164x series, which are JFET-input devices that feature low distortion, low noise, and a wide bandwidth, making them ideal for a variety of audio and professional applications.

Key Features

• Low Distortion: The OPA1644AIPWR boasts an ultra-low total harmonic distortion (THD) of 0.00005%, ensuring crystal clear audio reproduction.
• Low Noise: With its low noise density of 5nV/√Hz, this op-amp minimizes background noise, providing a clean signal for the best audio experience.
• High Slew Rate: A high slew rate of 20V/μs allows the OPA1644AIPWR to handle rapid changes in input signals without distortion, making it suitable for high-speed signal processing.
• Wide Bandwidth: The device features a wide bandwidth of 11MHz, which is more than sufficient for high-fidelity audio applications.
• JFET Input: The JFET input stage offers high input impedance and low input bias current, which is beneficial for maintaining signal integrity.

Applications

The OPA1644AIPWR is versatile and can be used in a range of applications. It is particularly well-suited for:

• Professional audio equipment
• High-end consumer audio systems
• Active filters and preamplifiers
• Analog-to-digital converters (ADC) drivers
• Professional mixing consoles

Package and Quality

This operational amplifier is available in a TSSOP-14 (Thin Shrink Small Outline Package) which offers a compact footprint for space-constrained applications. The OPA1644AIPWR is also RoHS compliant and follows Texas Instruments' commitment to environmentally friendly manufacturing processes.

Conclusion

Overall, the OPA1644AIPWR from Texas Instruments represents a state-of-the-art solution for anyone looking to enhance their audio systems with a high-quality operational amplifier. Its exceptional performance specifications ensure that it can meet the demands of the most critical audio applications, delivering superior sound quality and reliability.