Texas Instruments

OPA2328DR

OPA2328DR Description

The OPA2328DR is a dual-channel precision operational amplifier from Texas Instruments, designed for high performance in a wide range of applications. This op-amp is part of the OPAx328 series and offers exceptional precision and speed characteristics. With a supply voltage range of 2.2 V to 5.5 V, it is suitable for both low-voltage and standard voltage applications. The OPA2328DR features a high slew rate of 30 V/µs and a gain bandwidth product of 40 MHz, ensuring fast and accurate signal processing. Its low input bias current of 0.2 pA and input offset voltage of 3 µV make it ideal for precision measurements. The device is available in a surface-mount package, specifically in a tape & reel (TR) format, making it suitable for automated assembly processes. Each channel can deliver up to 65 mA of output current, providing robust performance in demanding applications.

OPA2328DR Features

• High Slew Rate: The 30 V/µs slew rate ensures that the OPA2328DR can handle high-frequency signals with minimal distortion, making it suitable for applications requiring fast transient response.
• Wide Gain Bandwidth Product: With a gain bandwidth product of 40 MHz, the OPA2328DR can maintain high gain at higher frequencies, providing excellent performance in wideband applications.
• Low Input Bias Current: The extremely low input bias current of 0.2 pA minimizes the impact of input currents on the signal, ensuring high precision in sensor interfaces and other sensitive applications.
• Low Input Offset Voltage: The 3 µV input offset voltage ensures accurate signal processing, reducing errors in precision measurements and signal conditioning.
• Dual-Channel Design: The dual-channel architecture allows for compact and efficient designs, reducing the need for multiple components and saving board space.
• Wide Supply Voltage Range: The 2.2 V to 5.5 V supply voltage range provides flexibility in power supply options, making it suitable for both low-voltage and standard voltage systems.
• Surface-Mount Packaging: The surface-mount package type, specifically in a tape & reel (TR) format, facilitates easy integration into automated assembly processes, enhancing manufacturing efficiency.
• Robust Output Current: Each channel can deliver up to 65 mA of output current, ensuring strong drive capabilities for various loads.
• Compliance and Reliability: The OPA2328DR is REACH unaffected and RoHS3 compliant, ensuring environmental safety and reliability in long-term applications. The moisture sensitivity level (MSL) of 2 (1 Year) ensures robustness in various environmental conditions.

OPA2328DR Applications

The OPA2328DR is well-suited for a variety of applications due to its precision and performance characteristics. Some specific use cases include:

• Precision Signal Conditioning: Ideal for conditioning signals from sensors, such as strain gauges, thermocouples, and photodiodes, where high precision and low noise are critical.
• High-Speed Data Acquisition: The high slew rate and wide gain bandwidth product make it suitable for high-speed data acquisition systems, ensuring accurate and fast signal processing.
• Audio Signal Processing: The low input bias current and offset voltage ensure high-fidelity audio signal, processing making it suitable for professional audio equipment.
• Medical Equipment: The precision and reliability of the OPA2328DR make it suitable for medical devices, such as patient monitors and diagnostic equipment, where accuracy and reliability are paramount.
• Industrial Automation: The robust output current and wide supply voltage range make it suitable for industrial control systems, where it can drive various actuators and sensors.

Conclusion of OPA2328DR

The OPA2328DR from Texas Instruments is a versatile and high-performance dual-channel precision operational amplifier. Its combination of high slew rate, wide gain bandwidth product, low input bias current, and low input offset voltage make it an excellent choice for a wide range of applications requiring precision and speed. The surface-mount package and wide supply voltage range enhance its flexibility and ease of integration into modern electronic systems. Whether used in precision signal conditioning, high-speed data acquisition, or medical equipment, the OPA2328DR delivers reliable performance and precision, making it a standout choice in its category.