Texas Instruments

OPA2674IDG4

OPA2674IDG4 Description

The OPA2674IDG4 is a high-performance, dual-channel current feedback operational amplifier designed by Texas Instruments. This obsolete yet highly capable IC is housed in an 8SOIC package and is ideal for applications requiring wide bandwidth and high slew rates. With a maximum supply voltage span of 12 V and a minimum of 5 V, the OPA2674IDG4 offers flexibility in power supply design. Its gain bandwidth product of 250 MHz and -3dB bandwidth of 260 MHz ensure exceptional performance in high-frequency applications. The amplifier features a high slew rate of 2000V/µs, making it suitable for fast signal processing tasks. Each channel can deliver up to 500 mA of output current, providing robust power handling capabilities.

OPA2674IDG4 Features

• Amplifier Type: Current Feedback, which offers high slew rates and wide bandwidth, making it ideal for high-speed applications.
• Gain Bandwidth Product: 250 MHz, ensuring excellent performance in high-frequency circuits.
• -3dB Bandwidth: 260 MHz, providing a wide operational range for signal processing.
• Slew Rate: 2000V/µs, enabling the amplifier to handle fast-changing signals efficiently.
• Supply Voltage Span: 5 V to 12 V, offering flexibility in power supply design.
• Current - Supply: 18mA (x2 Channels), ensuring efficient power consumption.
• Current - Input Bias: 10 µA, minimizing the impact on input sources.
• Current - Output / Channel: 500 mA, providing robust power handling capabilities.
• Voltage - Input Offset: 1 mV, ensuring accurate signal processing.
• Number of Circuits: 2, allowing for dual-channel operation in compact designs.
• Package: Tube, suitable for surface mount applications, ensuring reliable mechanical stability.
• Compliance: ROHS3 Compliant and REACH Unaffected, ensuring environmental and regulatory compliance.

OPA2674IDG4 Applications

The OPA2674IDG4 is well-suited for a variety of high-speed applications, including:

• High-Speed Signal Processing: Ideal for applications requiring fast signal amplification and processing, such as in communication systems and high-speed data acquisition.
• Video Signal Amplification: Suitable for video processing circuits where wide bandwidth and low distortion are critical.
• RF and Microwave Applications: The high bandwidth and slew rate make it suitable for RF front-end circuits and microwave signal processing.
• Medical Equipment: Ideal for medical imaging and diagnostic equipment where high-speed signal processing is essential.
• Industrial Automation: Useful in control systems and sensors where fast response times are required.

Conclusion of OPA2674IDG4

The OPA2674IDG4 from Texas Instruments is a versatile and high-performance current feedback operational amplifier. Its wide bandwidth, high slew rate, and robust power handling capabilities make it an excellent choice for high-speed applications. Although now obsolete, its unique features and performance benefits continue to make it a valuable component for engineers and designers working on legacy systems or seeking specific high-speed operational amplifier characteristics.