NE5532P: Overview,parameter,Main uses,Features,application fields,working principle and alternative models


NE5532P Operational Amplifier Detailed Introduction:


The NE5532P is a dual high-performance operational amplifier (op-amp) known for its low noise, high slew rate, and wide frequency response, making it popular in audio and precision signal processing applications.



  • Slew Rate: Rate at which the op-amp can change its output.
  • Gain Bandwidth Product: Product of the gain and bandwidth.
  • Input Offset Voltage: Voltage difference required between the inputs for the output to be zero.
  • Supply Voltage Range: The range within which the op-amp can operate.
  • Input Bias Current: Current flowing into the op-amp's input terminals.
  • DataSheet

    NE5532P PDF

Main Uses:

  • Audio Applications: Used in preamplifiers, equalizers, and audio mixers.
  • Instrumentation: Precision signal processing in measurement equipment.
  • Active Filters: Implementing various filter configurations.
  • Control Systems: Supporting feedback and control circuits.


  • Low Noise: Minimizes unwanted background noise in audio applications.
  • High Slew Rate: Enables rapid changes in output voltage.
  • High Gain Bandwidth Product: Maintains performance over a wide frequency range.
  • Low Total Harmonic Distortion: Preserves signal fidelity.
  • Low Input Bias Current: Minimizes loading effects on input sources.

Application Fields:

  • Audio Equipment: Amplifiers, equalizers, mixers, and audio processing units.
  • Instrumentation: Measurement devices, data acquisition systems.
  • Professional Audio: Studio equipment, high-fidelity audio systems.
  • Telecommunications: Signal processing and filtering in communication systems.

Working Principle:

  • Differential Amplification: Amplifies the voltage difference between two input terminals.
  • Feedback Mechanisms: Utilizes feedback to control gain and stability.
  • Open-Loop and Closed-Loop Configurations: Operates in various configurations for different applications.
  • Voltage Amplification: Outputs a voltage proportional to the difference in its input voltages.

Alternative Models:

  • LM4562: Another high-performance audio op-amp with low distortion.
  • OPA2134: Precision op-amp suitable for audio and instrumentation.
  • TL072: Dual general-purpose op-amp with high input impedance.

The NE5532P is a versatile and widely used operational amplifier renowned for its audio performance and precision signal processing capabilities. Consider alternative models such as the LM4562 or OPA2134 for specific design requirements or performance enhancements. Review datasheets and specifications to choose the most suitable op-amp for your application, ensuring compatibility and optimal performance.