SIT9005ACB1G-25NA

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Programmable oscillators, such as the SIT9005ACB1G-25NA, are designed to generate a precisely tuned frequency of clock signal with fine-grained control capabilities and a wide range of performance characteristics.

The SIT9005ACB1G-25NA is a hybrid-stepping, frequency-shift programming digital oscillator with a wide tuning range of 25 MHz to 80 MHz, making it suitable for a wide variety of applications. Its narrow-band performance is further enhanced by low phase noise and fast overlap tuning which both contribute to improved system performance. As a result, the SIT9005ACB1G-25NA is ideally suited for wireless communication systems, base station antennas and military applications that require reliable frequency stability and narrow bandwidth.

The SIT9005ACB1G-25NA operates in two distinct modes: frequency-shift programming (FSP) and hybrid-stepping (HS). The FSP mode is used to program the frequency in small, discrete steps between instructed frequencies. In this mode, the oscillator\'s output frequency can be tuned to a resolution as small as 0.1 MHz (100kHz). In addition, the input reference frequency can be programmed in HS mode for faster and more interesting programming of frequencies. Through this process, the SIT9005ACB1G-25NA is able to rapidly reach a stable frequency and maintain it for an extended period of time.

The SIT9005ACB1G-25NA utilizes a precision digital control loop to precisely match the output signal frequency to the reference input frequency. The oscillator consists of a crystal oscillator circuit which is tied to a voltage-controlled oscillator (VCO). The VCO is voltage controlled and its output frequency is tied to the input reference signal. When the reference frequency changes, the VCO responds and its output signal frequency is adjusted accordingly. In addition, the oscillator\'s control loop is designed to constantly monitor and adjust the output frequency to keep it in line with the reference signal.

The core of the SIT9005ACB1G-25NA is its unique programming mechanism which can be tuned by an external control line. This programmability enables the oscillator to be rapidly adjusted between different frequencies, allowing for flexibly and time savings. In addition, the high degree of accuracy achieved by the tuning mechanism ensures that the frequency output by the oscillator is precise, providing a stable and reliable signal. This makes the SIT9005ACB1G-25NA suitable for integrated circuits and other applications that require precise frequency accuracy.

The SIT9005ACB1G-25NA has a wide range of applications in both fixed frequency and digital frequency controlled operation. It can be used for high frequency synchronization and timing applications including radio frequency communication systems, test equipment, logic modules and other critical components. Its high degree of accuracy, stability and low phase noise ensures that the oscillator is suitable for a range of demanding applications which require reliable and consistent performance.

The SIT9005ACB1G-25NA is a highly programmable, hybrid-stepping, frequency-shift programming digital oscillator with a wide tuning range and low phase noise. Its FSP and HS modes allow for rapid adjustment of output frequencies and precise accuracy when operation in both fixed frequency and digitally controlled operation. This makes the SIT9005ACB1G-25NA suitable for a wide range of applications including radio frequency communication systems, test equipment, logic modules, and other critical components.

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