SIT8918BA-12-33E-27.120000D

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Oscillators are devices that generate repetitive electronic signals. They have many applications in electronics engineering, and one such type is the SIT8918BA-12-33E-27.120000D oscillator. This particular device is quite unusual, as it applies multiple techniques to produce a low-jitter signal. In this article, we will look at the application field and working principle of the SIT8918BA-12-33E-27.120000D oscillator.

Application Field

The SIT8918BA-12-33E-27.120000D is mainly used in medical and industrial applications. In the medical field, it can be used to provide accurate and reliable timing for medical imaging equipment such as ultrasounds and CT scanners. In the industrial field, the oscillator is used in robotic systems that require precise timing for their movement or operation. Additionally, it can also be used in reliable communication links between equipment, particularly in military and aerospace applications.

Working Principle

The SIT8918BA-12-33E-27.120000D oscillator works by taking advantage of multiple techniques to produce a signal with fine jitter performance. This starts with the provision of a base frequency signal by a temperature-compensated crystal oscillator (TCXO) controlled by an integrated temperature sensor. The TCXO is used to provide a stable reference frequency, while the temperature sensor compensates for temperature variations to ensure the oscillator is kept in tune. This reference frequency is then multiplied or divided using a phase-locked loop (PLL). The PLL ensures that the output frequency is always in lock step with the reference frequency.

The signal from the PLL is then passed through a precision low jitter voltage controlled oscillator (VCO), which is controlled by a high-frequency clock reference. This ensures that the output signal is low in jitter and has excellent stability and high-frequency accuracy. The output signal is then passed through an amplifier that brings the output noise to a low level. Finally, the signal is passed through an output filter which further reduces the jitter in the frequency.

The combination of the TCXO, PLL, VCO and amplifier ensures that the SIT8918BA-12-33E-27.120000D oscillator can provide accurate and reliable frequency signals for medical and industrial applications. With its low-jitter performance, the oscillator is able to meet the stringent requirements of these applications.

In conclusion, the SIT8918BA-12-33E-27.120000D oscillator is an advanced device that utilizes multiple techniques to produce a signal with low jitter performance. By taking advantage of the temperature-compensated crystal oscillator, phase-locked loop, voltage controlled oscillator and amplifier, it is able to meet the accuracy and reliability requirements of medical and industrial applications.

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