SIT9120AI-2B3-25E166.000000D

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Oscillators are an important type of electronic device that can have hundreds or even thousands of applications. The SIT9120AI-2B3-25E166.000000D is an example of such a device. This oscillator is a voltage-controlled device, with an integrated voltage-controlled oscillator in a package that has the same type of PLL (Phase Locked Loop) architecture used in phase-locked loops. It is a highly integrated variable frequency oscillator (VFO) designed for applications where very high frequency stability is required in a compact form factor.

SIT9120AI-2B3-25E166.000000D’s application field is mainly used for high-precision frequency control system, voltage-controlled frequency synthesizers, clock source, signal source, frequency tracking and so on.

The working principle of the SIT9120AI-2B3-25E166.000000D is related to its phase-locked loop (PLL) architecture. The oscillator works by comparing the frequency of an input signal (VCO) to a reference signal provided by a voltage-controlled crystal oscillator (VCXO). When the two signals are out of phase, the difference between the two frequencies is detected and used to adjust the output frequency. The frequency adjustment is made by either increasing or decreasing the voltage applied to the VCO. This allows the oscillator to maintain a constant frequency output.

When the input phase and frequency match the reference, the device stays locked. This is achieved by setting the output frequency of the VCXO slightly above the input frequency. As a result, when the input frequency begins to rise, it will always reach the reference frequency first and keep the output frequency and phase locked. This is why the SIT9120AI-2B3-25E166.000000D is useful in applications that require high frequency stability.

The SIT9120AI-2B3-25E166.000000D uses a unique double loop frequency control scheme which provides better phase noise performance compared to conventional VCOs. The PLL also features a low noise input stage which improves signal-to-noise ratio and reduces total harmonic distortion of the output signal. This makes the SIT9120AI-2B3-25E166.000000D suitable for precision frequency and phase control applications.

In conclusion, the SIT9120AI-2B3-25E166.000000D is an oscillator designed for applications that require very high frequency stability. It works by comparing the frequency of an input signal to a reference signal provided by a voltage-controlled crystal oscillator, and subsequent adjustments are made to maintain a constant frequency output. Its application fields include high-precision frequency control system, voltage-controlled frequency synthesizers, clock source, signal source, frequency tracking and so on. The SIT9120AI-2B3-25E166.000000D is a highly integrated oscillator, making it ideal for applications that require precise and stable frequency control.

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