SIT9002AI-18H25DT

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Programmable oscillators are oscillators whose frequency can be user-adjusted, allowing them to easily adapt to changing communication requirements or to maximize their effectiveness in different applications. Sitronix\'sSIT9002AI-18H25DT is an example of such a programmable oscillator, and its working principle and application field are discussed in this article.

The SIT9002AI-18H25DT is a high accuracy and programmable clock oscillator with a variety of features that enable it to be used in many different applications. The oscillator includes a PECL-based voltage-controlled oscillator (VCO) that provides ultra-stable and tunable clock output at a frequency of up to 400MHz. The oscillator is designed to operate over the full temperature range of -40°C to +85°C and to achieve a frequency accuracy of +/-10ppm across its operating temperature range, allowing it to maintain high levels of performance and reliability in the most demanding applications.

The SIT9002AI-18H25DT is easy to program, requiring only a single pulse to tune the output frequency. This specific oscillator provides users with two independent, programmable frequency ranges: an output frequency range of 3.2 -400MHz and a nominal frequency range of 18.432 to 25.000MHz. It also offers a variety of features, including programmable gain control, automatic gain control, dynamic frequency compensation and programmable turn-on time.

In terms of its application field, the SIT9002AI-18H25DT can be used for a variety of applications, including telecom and datacom, military and aerospace, automotive, industrial and medical applications. It is useful for a wide range of applications, such as clock distribution, jitter cleansing, frequency synthesizers and clocking in high-end embedded, communications and computing systems. It is also suitable for timing and frequency control functions in medical equipment, such as ultra-sound, CAT scan and MRI imaging.

The working principle of the SIT9002AI-18H25DT is based on the fact that it combines a voltage-controlled oscillator (VCO) with a programmable logic device to deliver ultra-stable and ultra-accurate clock signals with a wide range of frequencies. The oscillator includes a PECL-based VCO and is designed to operate over the full temperature range of -40 °C to +85 °C and to achieve a frequency accuracy of +/-10ppm across its operating temperature range. The oscillator also provides programmable frequency ranges, enabling users to achieve the desired output frequency. It also offers a variety of features, such as programmable gain control, automatic gain control, dynamic frequency compensation and programmable turn-on time. The frequency and signal parameters can be programmed remotely or locally, enabling the oscillator to be accurately tuned according to the specific requirements.

In conclusion, the SIT9002AI-18H25DT is a highly accurate and programmable clock oscillator that provides users with two independent, programmable frequency ranges and a variety of features. It is suitable for a variety of applications, ranging from telecom and datacom to military and automotive applications. The oscillator is based on a PECL-based VCO and is designed to maintain a frequency accuracy of +/-10ppm across its operating temperature range. The frequency and signal parameters of the oscillator can be remotely or locally programmed, enabling it to be accurately tuned according to the specific needs of the application.

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