Texas Instruments

MC1458DE4

MC1458DE4 Description

The MC1458DE4 is a general-purpose operational amplifier (op-amp) designed by Texas Instruments, featuring dual circuits in an 8-pin SOIC package. This op-amp is suitable for a wide range of applications due to its versatile performance characteristics. It operates within a supply voltage range of 10 V to 30 V, making it adaptable to various power supply configurations. The MC1458DE4 offers a gain bandwidth product of 1 MHz, ensuring stable performance across a broad frequency spectrum. Its slew rate of 0.5 V/µs allows for efficient signal processing, while the input bias current of 80 nA ensures minimal signal distortion. The device is designed for surface-mount applications, providing a compact and reliable solution for modern electronic designs.

MC1458DE4 Features

• General-Purpose Amplifier: Ideal for a wide range of applications requiring stable and reliable amplification.
• Dual Circuits: Features two independent op-amp channels in a single package, offering flexibility and space-saving advantages.
• Wide Supply Voltage Range: Operates from 10 V to 30 V, accommodating various power supply requirements.
• High Gain Bandwidth Product: 1 MHz ensures high-frequency performance and stability.
• Low Input Bias Current: 80 nA minimizes signal distortion and ensures high input impedance.
• Surface-Mount Package: 8-pin SOIC package is suitable for compact and high-density designs.
• ROHS3 Compliant: Meets environmental standards, ensuring compliance with regulatory requirements.
• ACHRE Unaffected: Free from substances of very high concern, ensuring safe usage.
• Moisture Sensitivity Level 1: Unlimited storage time, reducing the risk of moisture-related damage.
• Operating Temperature Range: 0°C to 70°C, suitable for general industrial and consumer applications.
• Low Input Offset Voltage: 1 mV ensures accurate signal processing and minimal offset errors.
• High Output Current: 25 mA per channel allows for driving various loads effectively.
• Low Supply Current: 3.4 mA (x2 channels) ensures efficient power consumption.

MC1458DE4 Applications

The MC1458DE4 is well-suited for a variety of applications where general-purpose amplification is required. Its dual-channel design makes it ideal for applications that require multiple amplification stages or signal processing paths. Some specific use cases include:

• Signal Conditioning: Amplifying and conditioning signals in industrial control systems, sensors, and instrumentation.
• Audio Amplification: Driving speakers or amplifying audio signals in consumer electronics.
• Power Supply Control: Regulating voltage levels in power management circuits.
• Filter Circuits: Implementing active filters for signal processing in communication systems.
• Transducer Interfaces: Amplifying signals from various transducers such as pressure sensors, temperature sensors, and accelerometers.
• Consumer Electronics: Amplifying signals in devices such as televisions, radios, and other consumer products.

Conclusion of MC1458DE

4The MC1458DE4 is a versatile and reliable general-purpose operational amplifier designed for a wide range of applications. Its dual-channel design, wide supply voltage range, and high gain bandwidth product make it an excellent choice for signal conditioning, audio amplification, and power supply control. The low input bias current and low input offset voltage ensure minimal signal distortion and high accuracy. The surface-mount package and ROHS3 compliance make it suitable for modern electronic designs while adhering to environmental standards. Although the product is now obsolete, it remains a valuable component for existing designs and legacy systems.