SI52112-B3-GT

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The SI52112-B3-GT is a clock/timing application specific designed to serve as a spread-spectrum timing generator. It is a highly integrated programmable clock generator which features spread-spectrum technology and offers a wide range of features such as frequency synthesis, programmability, PLL, and wide bandwidth support. This device is unique in its ability to provide high performance with low EMI, making it an ideal solution for applications where signal integrity and signal integrity results are key. This article will discuss the application field and working principle of the SI52112-B3-GT.

The application field of SI52112-B3-GT includes both commercial and military applications. In commercial applications, this device has been used in wireless networks, digital audio, imaging, and other multimedia products. In military applications, this device has been used for communications, navigation, imaging, and radar systems. The SI52112-B3-GT is an ideal choice for applications that require low-noise, low-EMI, and high performance. Additionally, it provides an excellent solution for applications that require programmable clock frequency accuracy, jitter, and spread-spectrum technology.

The working principle of the SI52112-B3-GT is based on a master oscillator. The master oscillator, which is typically an analog oscillator, is clocked by an at-speed crystal oscillator running at a fixed frequency. The master oscillator is used to drive a programmable PLL, which can then be programmed to generate output clocks that have different frequencies, phases, and jitters. In addition, the master oscillator also provides a reference clock to other clocks in the system. The output clocks can be divided down to achieve higher resolutions and wider bandwidths.

The SI52112-B3-GT uses a patented spread-spectrum modulation technique that reduces EMI levels significantly. This technology monitors the modulation applied to the output clock, and adjusts the spread-spectrum modulation parameters to reduce the amount of EMI in the system. Additionally, this device also supports programmable frequency synthesis and clock jitter attenuation options. By using these functions, a wide range of clock frequencies and levels of jitter can be generated with greater accuracy and stability.

Furthermore, the SI52112-B3-GT supports multiple output formats including LVDS, LVCMOS, and LVPECL, as well as various input formats such as HCSL (High-Speed CMOS Logic) and HSTL (High-Speed Transmitter Logic). This flexibility allows for a wide range of configuration options and it is ideal for system designs that require unique output formats. Moreover, the SI52112-B3-GT also features active-low EMI reduction, internal spread-spectrum channels, and synchronization features among other advantages.

In conclusion, the SI52112-B3-GT is a highly integrated spread-spectrum timing generator designed to provide high performance with low EMI in both commercial and military applications. It is equipped with multiple output formats and features spread-spectrum technology, programmable frequency synthesis, and clock jitter attenuation. All of these features make the SI52112-B3-GT an ideal choice for clock/timing application specific applications that require superior signal integrity and performance.

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