SIT9005ACA2G-25NA

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Programmable oscillators are electronic devices designed to generate precision clock signals at a set frequency. These oscillators can be of a single type, such as crystal, digitally controlled (DCO) or analog devices, or of a combination of types. One type of programmable oscillator is the SIT9005ACA2G-25NA. This multi-function device serves as a phase-locked loop (PLL) controller, crystal oscillator, phase detector, charge pump, clock generator, and voltage control oscillator (VCO).

The SIT9005ACA2G-25NA has a wide variety of applications. It is widely used in radio-frequency applications such as cellular base stations, point-to-point radio systems and a variety of other applications such as cable modems, satellite radio and Global Positioning Systems. It is also used in digital broadcasting, such as HD (High Definition) TV, Digital Radio Mondiale (DRM) and Digital Video Broadcasting (DVB).

The working principle of the SIT9005ACA2G-25NA device is relatively simple. It is composed of a phase detector, VCO, loop filter and a variable frequency divider. The VCO generates an output frequency corresponding to the voltage applied to its input pin. The phase detector compares the input frequency with the output frequency, producing an error signal. The error signal is then filtered and sent to the VCO to adjust the output frequency accordingly. The error signal is then divided by the programmable frequency divider and the output of the loop filter is applied back to the VCO input.

The phase detector and loop filter parameters are factory-programmed to determine the loop characteristics and are therefore not adjustable. The phase detector provides a minimum of 91% phase-lock loop (PLL) corner frequency at the selected frequency. This ensures the device will remain stable and keep the desired output frequency over a wide range of load conditions.

The SIT9005ACA2G-25NA is a valuable tool for transmitting and receiving radio frequency signals where precise and stable frequency control is needed. This oscillator is reliable, cost-effective and simple to use.

The specific data is subject to PDF, and the above content is for reference