SIT9121AC-1C-XXE

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Programmable oscillators are electronic circuits that generate a periodic waveform or an output frequency in the range of audible sound and are used for a variety of applications. The SIT9121AC-1C-XXE application field and working principle are a type of programmable oscillator that has been designed to produce a high-frequency signal ranging from 3.2 GHz to 6.8 GHz with a low-noise output level.

The SIT9121AC-1C-XXE is a microwave programmable oscillator designed to provide a high-stability output frequency with a fast start-up time and low power consumption. It supports output frequency, phase noise, andpower down modes all with low-cost operation. The SIT9121AC-1C-XXE is ideal for applications such as frequency synthesizers, clock sources, and signal-severing devices, as well as providing precise triggering, clock, and timing signals for medical, industrial, and military applications.

In order to achieve high performance for the SIT9121AC-1C-XXE application field and working principle, it employs a variety of techniques, from higher frequency stability to minimal phase noise, as well as ultra low-power consumption. Its operating temperature tolerance is from -40°C to +85 °C and has the capability of preserving data in non-volatile memory for up to 10,000 cycles.

The SIT9121AC-1C-XXE\'s primary signal-generating component is a voltage-controlled crystal (VCXO), also known as an active crystal. The VCXO receives an external clock signal and is electronically tuned to provide the desired frequency. The oscillator’s control voltage is then set to a corresponding frequency control code that can be programmed via the serial port. The VCXO also offers a wide range of frequency-tuning techniques, such as temperature compensation and external frequency compensation, allowing for high-accuracy tuning and real-time frequency-correction for the SIT9121AC-1C-XXE.

The frequency-stability feature of the SIT9121AC-1C-XXE is maintained by a temperature compensation mechanism that automatically compensates for temperature variations. An internal temperature sensor monitors the oscillator\'s environment, and then the VCO’s voltage is adjusted accordingly. Additionally, an external frequency-compensation element is included to enhance frequency stability compared to conventional oscillators.

The SIT9121AC-1C-XXE also offers a low-power shutdown mode with minimal power consumption to reduce cooling and turn-on-delay requirements, as well as low electromagnetic interference (EMI) to minimize interference from other electronic components. The SIT9121AC-1C-XXE also supports frequency-switching capability and has user-adjustable frequency-dithering functions for optimum performance and noise reduction.

The SIT9121AC-1C-XXE application field and working principle are highly flexible, making them the ideal choice for a wide range of applications, including frequency synthesis, clock generation, and signal-serving tasks. Because of its exceptional performance, the SIT9121AC-1C-XXE is the perfect solution for programs that require precise timing and frequency control with low power consumption, fast start-up times, and minimal phase noise.

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