SIT3809AI-2-25SX

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Introduction: SIT3809AI-2-25SX is a programmable oscillator, which is typically used as a signal generator in communications, industrial control and test and measurement applications. It is designed to provide precise and stable output signals with low phase noise and fast settling times, even when subjected to small variations in supply voltage and temperature. The SIT3809AI-2-25SX oscillator can be programmed to provide a wide range of frequencies with frequency resolution of up to 0.1 Hz and frequency range from 1 MHz to 500 MHz.

Features: The SIT3809AI-2-25SX oscillator is designed to provide high stability and accuracy performance over a wide range of frequencies and conditions. It features four control modes: constant frequency, frequency sweep, pulse width modulation, and external reference resolution. The adjustable operating parameters allow for precise frequency control as well as precise pulse width. The oscillator also includes an advanced phase-locked loop (PLL) circuit, which allows for rapid tracking and phase noise reduction.

Applications: The SIT3809AI-2-25SX oscillator is used in a wide range of applications, including communications, industrial control, test and measurement and video processing. It is typically used in wireless and broadband systems, such as Wi-Fi, WiMax, and LTE. It is ideal for wireless access gateways, nanosatellites, antennas, microwave ovens, base transceiver stations and RF test and measurement instruments. It is also used in medical systems, video cameras and navigation systems.

Working Principle: The SIT3809AI-2-25SX oscillator operates on the principle of programmable oscillators. It combines a Phase Locked Loop (PLL) circuit, frequency and amplitude multiplexer and frequency synthesizer to generate precise and stable output signals. The oscillator includes an adjustable frequency control range from 1MHz to 500MHz with a resolution of up to 0.1 Hz with a variety of control modes. The PLL circuit provides precise, low-noise frequency synthesis, with fast settling times, even in the presence of small variations in voltage and temperature. Additionally, the oscillator offers precise pulse width control, allowing precise accuracy and modulation shifting.

Conclusion: The SIT3809AI-2-25SX oscillator is a programmable oscillator designed to provide precise and stable output signals, while maintaining low noise and settling times even in the presence of small variations. It is ideal for a range of applications, including communications, industrial control, test and measurement and video processing. The oscillator offers precise frequency control, pulse width modulation and external reference resolution, allowing it to produce a wide range of frequencies and pulse widths. The PLL circuit, multiplexer and frequency synthesizer provide the oscillator with fast settling times and precise frequency synthesis, making it the perfect choice for any number of applications requiring precise, low-noise and stable output signals.

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