Texas Instruments

OPA689U/2K5  

OP Amps, Buffer Amps ICs

OPA689U/2K5 Description

The OPA689U/2K5 is a high-performance operational amplifier (op-amp) from Texas Instruments, designed for applications requiring exceptional speed and precision. This voltage feedback amplifier offers a gain bandwidth product of 720 MHz, making it suitable for high-frequency signal processing tasks. It operates within a supply voltage range of 5 V to 12 V, providing flexibility in power supply requirements. The OPA689U/2K5 features a -3 dB bandwidth of 280 MHz and a high slew rate of 1600 V/µs, ensuring fast and accurate signal reproduction. The amplifier has a supply current of 15.8 mA and an input bias current of 8 µA, contributing to its efficiency and low noise performance. The voltage input offset is maintained at 1 mV, ensuring high accuracy in signal processing. The OPA689U/2K5 is available in a surface-mount 8-SOIC package, making it ideal for compact and high-density PCB designs. Despite its obsolescence, the OPA689U/2K5 remains a reliable choice for engineers seeking a robust and high-performance op-amp.

OPA689U/2K5 Features

• High Gain Bandwidth Product: The OPA689U/2K5 boasts a gain bandwidth product of 720 MHz, enabling it to handle high-frequency signals with ease. This feature is particularly beneficial for applications requiring wide bandwidth and fast response times.
• High Slew Rate: With a slew rate of 1600 V/µs, the OPA689U/2K5 ensures minimal distortion in high-frequency signals, making it ideal for applications such as high-speed ADC drivers and video signal processing.
• Low Input Bias Current: The low input bias current of 8 µA minimizes the loading effect on the source, ensuring high input impedance and accurate signal amplification.
• Wide Supply Voltage Range: The ability to operate between 5 V and 12 V supply voltages provides flexibility in power supply requirements, making it suitable for a variety of applications.
• Surface-Mount Packaging: The 8-SOIC surface-mount package allows for compact and efficient PCB designs, ideal for space-constrained applications.
• High Output Current: The OPA689U/2K5 can deliver up to 105 mA per channel, making it capable of driving heavy loads without significant voltage drop.
• Low Input Offset Voltage: The low input offset voltage of 1 mV ensures high accuracy and precision in signal processing, reducing errors in critical applications.

OPA689U/2K5 Applications

The OPA689U/2K5 is well-suited for a variety of high-performance applications, including:

• High-Speed Signal Processing: Ideal for applications requiring fast and accurate signal amplification, such as high-speed ADC drivers and video signal processing.
• Communication Systems: Suitable for use in communication systems where high-frequency signal integrity is crucial.
• Medical Equipment: Can be used in medical imaging and diagnostic equipment where precise signal processing is essential.
• Industrial Automation: Ideal for industrial applications requiring high-speed control and signal processing, such as motor control and sensor interfacing.
• Consumer Electronics: Applicable in consumer electronics for high-speed signal processing tasks, such as audio and video signal amplification.

Conclusion of OPA689U/2K5

The OPA689U/2K5 from Texas Instruments is a high-performance operational amplifier that offers exceptional speed and precision. Its high gain bandwidth product, high slew rate, and low input bias current make it a reliable choice for high-frequency signal processing applications. Despite its obsolescence, the OPA689U/2K5 remains a robust and efficient op-amp, suitable for a wide range of applications in the electronics industry. Its surface-mount packaging and wide supply voltage range further enhance its versatility, making it an ideal component for engineers seeking a high-performance solution in compact and high-density designs.

OPA689U/2K5 Documents

Download datasheets and manufacturer documentation for OPA689U/2K5

Datasheets :

OPA689      

HTML Datasheet :

OPA689