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NE4558 from PHILIPS

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NE4558

Manufacturer: PHILIPS, S, NEC

Dual general-purpose operational amplifier

Partnumber Manufacturer Quantity Availability
NE4558 PHILIPS, S, NEC 3480 In Stock

Description and Introduction

Dual general-purpose operational amplifier The NE4558 is a widely used dual operational amplifier (op-amp) integrated circuit known for its versatility and reliability in audio and signal processing applications. Designed to provide high performance with low noise and distortion, this component is commonly employed in preamplifiers, active filters, and tone control circuits.  

Featuring two independent op-amps in a single package, the NE4558 offers a balanced combination of bandwidth and slew rate, making it suitable for a broad range of analog applications. Its internal compensation ensures stable operation without requiring external components, simplifying circuit design. The device operates across a wide supply voltage range, typically from ±5V to ±15V, accommodating various system requirements.  

Engineers and hobbyists favor the NE4558 for its cost-effectiveness and ease of integration, particularly in consumer electronics and industrial control systems. While newer op-amps may offer enhanced specifications for specialized uses, the NE4558 remains a practical choice for general-purpose amplification tasks. Its enduring popularity underscores its effectiveness in delivering consistent performance across diverse electronic designs.  

When selecting an op-amp, factors such as noise levels, power consumption, and signal integrity should be considered. The NE4558 continues to serve as a dependable solution for many conventional analog circuit needs.

Application Scenarios & Design Considerations

Dual general-purpose operational amplifier

Alternative Part Number

  • RC4558 --: Industry-standard dual low-noise op-amp with the same pinout and function as the NE4558; widely available and directly interchangeable.
  • LM358 --: Dual op-amp with identical pinout and similar general-purpose performance; a common low-cost substitute for the NE4558 in many circuits.
  • MC1458 --: Dual operational amplifier functionally equivalent to the NE4558 with the same 8-pin pinout, suitable as a drop-in replacement.
  • TL072 --: Dual JFET-input op-amp with the same 8-pin pinout, offering lower noise and higher input impedance for audio applications.

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