637L15006A3T

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Oscillators are commonly used in electronic circuits to generate a periodic signal. 637L15006A3T is one kind of oscillator that applies in many applications. This article will provide a detailed introduction to this oscillator’s application field and working principle.

Application Field of 637L15006A3T

The 637L15006A3T is an inch-cube crystal oscillator (CXO) with an output frequency of 10 MHz. It is designed for the toughest temperature environments. Specifically, it’s used in military and industrial applications such aerospace, avionics, and automotive. It is also can be applied in radars, communication, microwave and satellite systems. It is highly reliable and suitable to be used in extreme temperature environments.

Working Principle of 637L15006A3T

The 637L15006A3T is a CXO which uses the frequency characteristics of a quartz oscillator in the temperature range between -55°C and +125°C with stability up to ±0.5 parts-per-million (ppm). It has a temperature compensated crystal oscillator (TCXO) package for improved reliability in electronic circuits. The working principle of the 637L15006A3T can be divided into three parts, including the frequency generation process, the temperature control process and the output signal process.

Frequency Generation Process

At the beginning, a quartz crystal is the basis of the oscillator. It is very important to measure the frequency of the crystal accurately and the 637L15006A3T device uses the crystal’s frequency to generate a stable signal. The quartz crystal is flexible and its resonant frequency changes in response to the mechanical loading. Therefore, the frequency has to be adjusted to ensure that the output signal of the oscillator stays the same over time and temperature.

Temperature Control Process

The 637L15006A3T oscillator has a temperature sensing device mounted on it. This device measures the temperature and transmits the value to the oscillator. The oscillator then adjusts the frequency of the quartz crystal accurately to compensate for the temperature change. The temperature sensing device monitors the temperature and the oscillator also has special shielding to help filter out any external noises that may interfere with the signal.

Output Signal Process

Once the frequency is adjusted and the temperature is controlled, the output signal can be produced. The signal is generated using a resonator and an amplifier to apply a sine wave to the oscillator. The output signal is then used to drive the system and provide the accuracy and precision required in the application.

In conclusion, the 637L15006A3T is an inch-cube crystal oscillator that provides a high level of tolerance to temperature and produces a stable signal. It’s commonly used in military and industrial applications and its frequency generation, temperature control, and output signal processes ensure the accuracy and reliability of the oscillator. This oscillator is an ideal choice for applications requiring extreme temperature environments.

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