STMicroelectronics TL074CDT JFET Operational Amplifier IC

High-Performance JFET Quad Operational Amplifier for Precision Applications

The STMicroelectronics TL074CDT is a high-speed, low-noise JFET operational amplifier designed for demanding analog applications requiring exceptional performance and reliability. This 14-SOIC packaged IC contains four independent operational amplifier circuits, making it ideal for complex signal processing tasks in audio equipment, instrumentation, and industrial control systems. With its advanced J-FET input stage technology, this device offers superior input impedance characteristics while maintaining excellent stability across its entire operating temperature range.

Technical Excellence in Analog Processing

Engineered with precision in mind, the TL074CDT delivers impressive specifications that set it apart in the world of operational amplifiers. The device features a remarkable 13V/µs slew rate combined with a 3 MHz gain bandwidth product, enabling rapid signal processing while maintaining signal integrity. Its 3 mV input offset voltage and 30 pA input bias current ensure minimal signal distortion, making it particularly suitable for high-impedance sensor interfaces and low-noise preamplifier applications.

One of the standout features of this amplifier is its wide 6V to 36V supply voltage range, providing design flexibility for both single-supply and dual-supply configurations. The device's 40 mA output current capability per channel allows direct driving of various loads without additional buffering circuitry. This combination of specifications makes the TL074CDT a versatile solution for applications ranging from audio processing to precision measurement equipment.

Industrial-Grade Reliability and Versatility

Designed for demanding environments, the TL074CDT maintains consistent performance across its operational temperature range, from 0°C to 70°C. Its surface-mount 14-SOIC package combines space efficiency with excellent thermal dissipation characteristics, making it suitable for both high-density PCB designs and applications requiring robust thermal management. The device's compatibility with standard tape-and-reel packaging facilitates automated assembly processes while maintaining component integrity during manufacturing.

This operational amplifier excels in applications where low input bias current and high-speed performance are critical. Its J-FET input stage provides exceptional impedance characteristics, minimizing loading effects on sensitive signal sources. The device's stability across its entire operating range makes it particularly valuable in test equipment, audio processing systems, and precision sensor interface circuits where measurement accuracy is paramount.

Design Advantages and Application Flexibility

The TL074CDT's combination of performance characteristics opens up numerous design possibilities for engineers working on cutting-edge analog circuits. Its ability to handle wide supply voltage ranges makes it suitable for both battery-powered portable devices and industrial equipment with regulated power supplies. The device's low quiescent current consumption contributes to energy-efficient designs while maintaining high performance levels.

In audio applications, the amplifier's low noise characteristics and wide bandwidth ensure faithful signal reproduction with minimal distortion. For industrial control systems, its robust design and wide operating temperature range guarantee reliable performance in challenging environments. The device's four-channel architecture enables complex signal processing tasks while minimizing component count on the PCB, contributing to both cost and space efficiency in multi-channel designs.

Tags: Audio Equipment, Signal Processing, Industrial Control, Sensor Interface, Analog Circuits