The Texas Instruments NE5534P is a high - performance operational amplifier. It features low noise, high bandwidth, high gain, and a wide supply - voltage range. It's widely used in audio, medical, and communication applications for its excellent DC and AC characteristics and built - in protection and adjustment capabilities.
Texas Instruments NE5534P's Features
The Texas Instruments NE5534P is a high - performance operational amplifier with several notable features.
Noise performance is a key strength. It has an equivalent input noise voltage as low as 3.5 nV/√Hz typically, making it suitable for applications sensitive to noise, such as audio preamplifiers. The unity - gain bandwidth reaches 10 MHz typically, enabling it to handle a wide range of frequencies without significant signal distortion.
In terms of amplification capabilities, it offers a high DC voltage gain of 100 V/mV typically. The common - mode rejection ratio is 100 dB typically, effectively rejecting unwanted common - mode signals. Its high slew rate of 13 V/μs typically allows for rapid changes in the output voltage in response to input changes.
The NE5534P also has a wide supply - voltage range, from ±3 V to ±20 V, providing flexibility in power supply design. It can achieve a peak - to - peak output voltage swing of 32 V typically with and . Additionally, it has offset nulling and external compensation capabilities, along with built - in input - protection diodes and output short - circuit protection, enhancing its usability and reliability in various circuits.
Texas Instruments NE5534P's Applications
The Texas Instruments NE5534P, a high - performance operational amplifier, has a wide range of applications across various industries.
In the audio field, it is a popular choice for audio preamplifiers. Its low equivalent input noise voltage of 3.5 nV/√Hz Typ ensures that the audio signal remains clean and free from unwanted noise interference. This is crucial for high - fidelity audio systems, whether in professional recording studios or high - end home audio setups. The high slew rate of 13 V/μs Typ allows it to accurately reproduce rapid audio transients, delivering a more dynamic and realistic sound.
In the medical equipment sector, the NE5534P can be found in devices such as electrocardiogram (ECG) machines. The amplifier's ability to handle weak electrical signals from the human body with high precision is essential. Its high common - mode rejection ratio of 100 dB Typ helps filter out common - mode interference, ensuring that the recorded ECG signals are accurate and reliable for medical diagnosis.
For communication systems, specifically telephone channel amplifiers, the NE5534P plays a vital role. It can amplify the weak voice signals in telephone lines while maintaining signal integrity. The wide supply - voltage range from ±3 V to ±20 V gives designers flexibility in powering these amplifiers within different telephone network setups. Additionally, its offset nulling and external compensation features can be adjusted to optimize the performance of the channel amplifiers for clear voice communication.
Texas Instruments NE5534P's Attributes
Parameter
Value
Parameter
Value
Number of channels
1
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V)
10
Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V)
Low - noise operational amplifiers play a crucial role in modern electronic systems. Their core performance is decisive for the accuracy of signal processing and the stability of the system, thus attracting extensive attention.
The low - noise characteristic is a remarkable hallmark of such operational amplifiers, generally measured by the input noise voltage and noise spectral density. The input noise voltage of common low - noise operational amplifiers ranges from nanovolts to microvolts. Some high - end products can reach as low as 6.5 nV/√Hz at 1 kHz. When processing weak signals, they can significantly reduce the background noise and remarkably improve the signal quality. Low offset voltage and low temperature drift are also key indicators in precision signal amplification applications. The offset voltage affects the static output of the circuit, and the temperature drift determines the stability of the device in different environments. For some operational amplifier models, the offset voltage can be as low as 0.25 mV, and the temperature drift is only a few microvolts per °C, which effectively ensures the stable operation of precision systems. In addition, many low - noise operational amplifiers support rail - to - rail input and output, enabling them to operate normally within the entire power supply voltage range of a single - supply system. They are suitable for portable devices, battery - powered circuits, etc. Their strong output driving capability allows them to directly drive high - impedance or capacitive loads within a certain range. The output current capability can be as high as 100 mA, eliminating the need for an additional driver stage, simplifying the system design and reducing power consumption. In industrial applications, a wide operating temperature range is extremely important. Such operational amplifiers can operate stably in the high - temperature range from - 40 °C to + 125 °C, ensuring reliable operation even in harsh environments.
The Texas Instruments NE5534P is an outstanding representative of low - noise operational amplifiers. It has a low - noise characteristic with an equivalent input noise voltage as low as 3.5 nV/√Hz Typ, performing excellently in noise - sensitive fields such as audio. Its high DC voltage gain, high common - mode rejection ratio, and high slew rate fully meet the strict requirements of various applications for signal processing. It is widely used in many fields such as audio, medical, and communication, providing strong support for the efficient operation of modern electronic systems.
Low - noise operational amplifiers play a crucial role in modern electronic systems. Their core performance is decisive for the accuracy of signal processing and the stability of the system, thus attracting extensive attention.
The low - noise characteristic is a remarkable hallmark of such operational amplifiers, generally measured by the input noise voltage and noise spectral density. The input noise voltage of common low - noise operational amplifiers ranges from nanovolts to microvolts. Some high - end products can reach as low as 6.5 nV/√Hz at 1 kHz. When processing weak signals, they can significantly reduce the background noise and remarkably improve the signal quality. Low offset voltage and low temperature drift are also key indicators in precision signal amplification applications. The offset voltage affects the static output of the circuit, and the temperature drift determines the stability of the device in different environments. For some operational amplifier models, the offset voltage can be as low as 0.25 mV, and the temperature drift is only a few microvolts per °C, which effectively ensures the stable operation of precision systems. In addition, many low - noise operational amplifiers support rail - to - rail input and output, enabling them to operate normally within the entire power supply voltage range of a single - supply system. They are suitable for portable devices, battery - powered circuits, etc. Their strong output driving capability allows them to directly drive high - impedance or capacitive loads within a certain range. The output current capability can be as high as 100 mA, eliminating the need for an additional driver stage, simplifying the system design and reducing power consumption. In industrial applications, a wide operating temperature range is extremely important. Such operational amplifiers can operate stably in the high - temperature range from - 40 °C to + 125 °C, ensuring reliable operation even in harsh environments.
The Texas Instruments NE5534P is an outstanding representative of low - noise operational amplifiers. It has a low - noise characteristic with an equivalent input noise voltage as low as 3.5 nV/√Hz Typ, performing excellently in noise - sensitive fields such as audio. Its high DC voltage gain, high common - mode rejection ratio, and high slew rate fully meet the strict requirements of various applications for signal processing. It is widely used in many fields such as audio, medical, and communication, providing strong support for the efficient operation of modern electronic systems.
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