# NE5532

> operational amplifier for audio applications

**Wikidata**: [Q104869681](https://www.wikidata.org/wiki/Q104869681)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/NE5532)  
**Source**: https://4ort.xyz/entity/ne5532

## Summary
The NE5532 is an integrated circuit model, specifically an operational amplifier, designed for audio applications. It is widely utilized in professional audio and high-fidelity equipment due to its characteristics as a high-gain voltage amplifier with a differential input.

## Key Facts
-   **Classification**: The NE5532 is an integrated circuit model and a subclass of operational amplifiers.
-   **Primary Use**: It is used in professional audio and high-fidelity applications.
-   **Developer**: The NE5532 was developed by Signetics.
-   **Introduction Year**: It was introduced in 1979.
-   **Manufacturers**: Key manufacturers include Signetics, Fairchild Semiconductor, and Texas Instruments.
-   **Configuration**: The NE5532 contains two operational amplifiers.
-   **Aliases**: It is also known by aliases such as 5532, SA5532, SE5532, and NG5532.
-   **Description Source**: It is described in "Small Signal Audio Design (1st edition)" under "The NE5532/5534 Op-Amp."
-   **Related Entity**: Texas Instruments, an American multinational semiconductor design and manufacturing company, is one of its manufacturers.

## FAQs
### Q: What is the NE5532?
A: The NE5532 is an integrated circuit model that functions as an operational amplifier, specifically designed for audio applications. It is commonly used in professional audio and high-fidelity systems.

### Q: Who developed the NE5532?
A: The NE5532 was developed by Signetics. It was introduced in 1979.

### Q: What are the primary uses of the NE5532?
A: The NE5532 is primarily used in professional audio and high-fidelity applications, leveraging its capabilities as a high-gain voltage amplifier.

### Q: Which companies manufacture the NE5532?
A: The NE5532 is manufactured by several companies, including Signetics, Fairchild Semiconductor, and Texas Instruments.

### Q: Does the NE5532 contain more than one operational amplifier?
A: Yes, the NE5532 contains two operational amplifiers within a single integrated circuit package.

## Why It Matters
The NE5532 holds significant importance in the field of electronics, particularly within audio engineering and consumer high-fidelity systems. As a dedicated operational amplifier for audio applications, it provides the fundamental building block for amplifying and processing sound signals with precision. Its design as a high-gain voltage amplifier with a differential input makes it well-suited for tasks ranging from pre-amplification and filtering to mixing and output buffering in audio circuits.

Introduced by Signetics in 1979, the NE5532 quickly gained traction, leading to its widespread adoption and manufacturing by major semiconductor companies like Fairchild Semiconductor and Texas Instruments. This broad availability and consistent performance have cemented its status as a go-to component for designers seeking reliable and effective audio amplification solutions. Its continued relevance underscores its robust design and ability to meet the demanding requirements of professional audio equipment and high-fidelity consumer electronics, contributing to the quality and clarity of sound reproduction across countless devices.

## Notable For
-   **Dedicated Audio Application**: Specifically designed and widely recognized for its use in professional audio and high-fidelity equipment.
-   **Dual Operational Amplifier**: Contains two operational amplifiers within a single integrated circuit, offering efficiency in circuit design.
-   **Widespread Manufacturing**: Produced by multiple prominent semiconductor companies, including Signetics, Fairchild Semiconductor, and Texas Instruments, indicating its industry standard status.
-   **Long-standing Presence**: Introduced in 1979, it has maintained its relevance and use in audio circuits for decades.

## Body

### Overview
The NE5532 is an integrated circuit model classified as an operational amplifier. It is specifically engineered for audio applications, serving as a high-gain voltage amplifier with a differential input. Its primary uses include professional audio and high-fidelity systems.

### Development and Manufacturing
The NE5532 was developed by Signetics and first introduced in 1979. Over time, its manufacturing expanded to include other major semiconductor companies such as Fairchild Semiconductor and Texas Instruments.

### Technical Specifications and Features
-   **Instance Of**: Integrated circuit model
-   **Subclass Of**: Operational amplifier
-   **Configuration**: The NE5532 features two operational amplifiers within a single package.
-   **Aliases**: It is known by several aliases, including 5532, SA5532, SE5532, and NG5532.
-   **Documentation**: The NE5532 is described in "Small Signal Audio Design (1st edition)" under the section "The NE5532/5534 Op-Amp."

### Related Entities
-   **Operational Amplifier**: The NE5532 is a specific model of an operational amplifier, which is a high-gain voltage amplifier with a differential input.
-   **Texas Instruments**: An American multinational semiconductor design and manufacturing company, Texas Instruments is one of the manufacturers of the NE5532. Texas Instruments was founded on December 6, 1930, and is headquartered in Dallas, United States. In 2021, it reported 31,000 employees. Its industry focus includes electronics, the semiconductor industry, and calculators.