SI5345C-D-GMR

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The SI5345C-D-GMR is an ultra-low jitter, high-accuracy, any-frequency clock generator device with integrated Voltage Controlled Crystal Oscillator (VCXO) and low noise PLL. It features the latest technology in integrated crystal oscillator (ICO) and Phase-Locked Loop (PLL) technology and is suitable for any application requiring optimal high frequency performance, generated from a wider range of crystal-based oscillator frequencies. This device can be used to generate any frequency from 10 MHz to 1.0 GHz and also provide ultra-low jitter, low power, and frequency/phase noise improvement.

The SI5345C-D-GMR is designed for applications such as high quality broadcasting, Ethernet transceivers, ASIC design and testing, mobile communications, storage, and communication interface. It is well suited for applications including broadcast systems, high-performance clock and timing circuits, Ethernet transceivers, prototype designs, ASIC testing, mobile communications, storage area networks, and communication interface. The SI5345C-D-GMR has power and size-saving features, 6-line output frequencies, two selectable output stages, comprehensive jitter control and adjustment, and low-power supply current.

The main features of the SI5345C-D-GMR include its small size, low jitter performance, high frequency programmability, and low power consumption. The device is a 6-line fanout clock generator with any-frequency output capability. It supports frequency output range of 10 MHz to 1.0 GHz frequency and provides ultra-low jitter performance, with one output meeting the general timing requirements of communications and high-performance clock and timing applications. The device also supports low-noise performance with high speed frequency switchers, as well as fast 8kHz frequency adjusting/tracking.

When it comes to working principle, the SI5345C-D-GMR consists of a voltage-controlled crystal oscillator (VCXO) that generates a stable clock signal based on the crystal frequency. The VCXO is then sent to a phase-locked loop (PLL) which multiplies the incoming frequency by a factor of N. This multiplication combined with the filter settings provides a clock rate of up to 1.0GHz. The user can change the settings of the PLL to change the output frequency. The settings of the PLL are modified using various parameters, such as charge pump current, loop filter components, and loop corner frequency. In addition, the device supports a fast 8 kHz frequency tracking feature.

In conclusion, the SI5345C-D-GMR is an integrated clock generation device that is well-suited for any high-frequency clock and timing application. It features ultra-low jitter performance with any-frequency output capabilities, low power consumption, and comprehensive jitter control and adjustment. It supports frequency output ranges of 10 MHz to 1.0 GHz and provides fast 8 kHz frequency tracking for fast frequency switching. The integrated VCXO and PLL provide a stable clock signal with high accuracy, making it an ideal choice for high-performance clock and timing applications.

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