NE5532AN
Dual general-purpose operational amplifiers in 8-pin PDIP format
Manufacturer： ['rochester', 'onsemi']
series introduction
# NE5532AN: A Comprehensive Introduction to a High - Performance Operational Amplifier Series
## 1. Overview
The NE5532AN is a well - known and widely used dual operational amplifier (op - amp) product series. It belongs to the family of high - performance audio op - amps and has found extensive applications in various electronic circuits due to its excellent electrical characteristics and reliable performance.
## 2. Key Features
### 2.1 Low Noise
One of the most prominent features of the NE5532AN is its extremely low noise level. In audio applications, noise can significantly degrade the quality of the sound signal. The NE5532AN is designed to minimize this noise, making it ideal for use in high - fidelity audio systems such as pre - amplifiers, audio mixers, and headphone amplifiers. It can handle audio signals with high precision, ensuring that the output sound is clean and free from unwanted background noise.
### 2.2 High Slew Rate
The slew rate of an op - amp refers to the maximum rate of change of the output voltage. The NE5532AN has a relatively high slew rate, which allows it to accurately reproduce fast - changing input signals. This is crucial in applications where the input signals have high - frequency components or sharp transitions, such as in audio equalizers and video signal processing circuits. A high slew rate ensures that the op - amp can keep up with the rapid changes in the input signal, preventing distortion in the output.
### 2.3 Wide Bandwidth
The wide bandwidth of the NE5532AN enables it to handle a broad range of frequencies. It can operate effectively over a wide frequency spectrum, making it suitable for both audio and some low - frequency RF applications. In audio systems, a wide bandwidth ensures that the op - amp can accurately reproduce the full range of audible frequencies, from the deep bass to the high - pitched treble, resulting in a more natural and immersive sound experience.
### 2.4 Low Distortion
The NE5532AN is engineered to have low total harmonic distortion (THD). Harmonic distortion occurs when additional frequencies are introduced into the output signal that are not present in the input signal. Low THD means that the output signal closely resembles the input signal, preserving the integrity of the original audio or other input signals. This is essential for high - quality audio reproduction and accurate signal processing in various electronic systems.
### 2.5 High Input Impedance and Low Output Impedance
The high input impedance of the NE5532AN allows it to draw very little current from the source connected to its input. This is beneficial as it minimizes the loading effect on the previous stage of the circuit, ensuring that the input signal is not significantly affected. On the other hand, the low output impedance enables the op - amp to drive loads effectively without significant signal loss. It can provide a stable output voltage even when connected to relatively low - impedance loads, such as speakers in an audio system.
## 3. Pin Configuration
The NE5532AN is typically available in an 8 - pin dual in - line package (DIP). The pin configuration is as follows:
- **Pin 1 and Pin 5**: Inverting inputs for the two op - amps within the package. These pins are used to apply the input signals that will be inverted at the output.
- **Pin 2 and Pin 6**: Non - inverting inputs for the two op - amps. Signals applied to these pins will appear in the same phase at the output.
- **Pin 3 and Pin 7**: Outputs of the two op - amps. The amplified signals are available at these pins.
- **Pin 4**: Negative power supply pin. It is connected to the negative voltage
Images for reference
8-DIP
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