SI4136-BM

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SI4136-BM is a high-performance clock generator and frequency synthesizer used in a variety of applications. It is a standalone solution which provides output frequencies from 125 MHz to 800 MHz. It has an integrated advanced Phase Locked Loop (PLL), VCO (Voltage Controlled Oscillator) and clock generator, as well as 6 output dividers and divider control logic. It also has advanced features such as auto-calibration and cycle slipping.

The SI4136-BM is used mainly in applications such as communications, timing, control, and test and measurement systems. It is used for applications including Ethernet, SONET/SDH, and optical networks. It is also used in embedded systems, high-speed DSPs, ASICs, and FPGAs. The SI4136-BM can also be used to provide clock signals for microcontrollers, ASICs, and FPGAs, which requires a combination of high precision and flexibility.

The working principle of the SI4136-BM is based on the use of an on-chip PLL and VCO, along with a separate oscillator. The PLL consists of a phase detector, an oscillator, and a low-pass filter. It compares the oscillator signal to its own internal reference and then adjusts the oscillator frequency to minimize any phase difference between the two. This oscillator frequency is then used as the input for the VCO. The VCO is a controllable oscillator which is used to generate clock signals of any frequency from 125 MHz to 800 MHz. The output of the VCO is then divided by the frequency dividers to generate the required clock signals of different frequencies.

The SI4136-BM also features auto-calibration which helps in improving its accuracy and performance over temperature. This feature enables the clock generator to monitor and adjust the clock signal over a wide temperature range. It also incorporates a cycle slipping feature which allows the frequency dividers to skip over any frequency when needed. This allows the clock signal to be adjusted in accordance with the system’s needs.

Overall, the SI4136-BM is a versatile, high-performance clock generator and frequency synthesizer that can be used in a wide variety of applications. It is ideal for applications such as communications, timing, control, and test and measurement systems. It offers advanced features such as auto-calibration and cycle slipping, making it a great choice for any clock signal-related application.

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