SI5395C-A-GM

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The SI5395C-A-GM is an ultra-low noise, low jitter clock generator and fanout buffer designed for a wide variety of applications. It offers an impressive array of features and benefits, making it a popular choice for many systems. This device is ideal for signal integrity, timing, and synchronization needs. It provides ultra-low jitter performance, low noise, and wide frequency range. It also features programmable delay and output drive strength.

Features

The SI5395C-A-GM is a multi-gigabit clock generator that utilizes ultra-low noise and low jitter Clock Multiplication and fan-out technology. It has a frequency range of 3 drivers with LVCMOS output levels up to 900 MHz and an adjustable output drive strength of 7.1mA, 14.2mA, and 28.4mA. The SI5395C-A-GM also has phase jitter at 7.1mA, 14.2mA, and 28.4mA of 0.201ps, 0.098ps and 0.145ps respectively. It supports 4 differential clock outputs, 2 differential reference clock inputs, 1 differential reference input for fanout, and 1 differential reference output for fanout.

The SI5395C-A-GM provides a variety of features to help with signal integrity, timing and synchronization. It offers spread spectrum capability to reduce EMI and phase-jitter filtering to smooth jitter peaking, as well as phase-lock loop (PLL) support with auto-skew compensation. Additionally, it supports a wide variety of input and output frequencies, output configurations, clock fan-out and power supply voltage.

Applications

The SI5395C-A-GM clock generator is ideal for a wide variety of applications that requires synchronization, clock multiplication and fan-out. It can be used in communications systems such as 4G, 5G, and Wi-Fi, server systems, storage systems, and embedded systems. Other applications include test and measurement equipment, industrial automation, medical, multimedia, automotive and consumer electronics.

Working Principle

The SI5395C-A-GM works by generating a high-frequency clock signal based on a programmable clock source. It then passes this signal through a phase lock loop and produces a low jitter clock at the output. The SI5395C-A-GM also has several output options, such as single-ended, differential and output voltage levels, which can be customized depending on the application.

The SI5395C-A-GM can also be used to fan-out clocks, which is a technique used to increase the number of isolated clock signals. It can divide a single reference clock signal into several isolated clock signals with different parameters, such as frequency and phase delay. This is useful for high-performance systems that require multiple clock signals in a single package.

Conclusion

The SI5395C-A-GM is an ultra-low noise, low jitter clock generator and fanout buffer designed for a wide variety of applications. It provides ultra-low jitter performance, low noise, and wide frequency range. This device features programmable delay and adjustable output drive strength, as well as spread spectrum capability to reduce EMI and phase-jitter filtering to smooth jitter peaking. It is ideal for signal integrity, timing, and synchronization needs, and can be used in a wide range of applications, including communications systems, server systems, embedded systems and test and measurement equipment. It functions by generating a high-frequency clock signal based on the programmable clock source, passing it through a PLL to produce low jitter clocks at the output, and can also fan-out clocks.

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