PI6C2972FCE

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PI6C2972FCE is a High-Performance Clock Generator utilized for various communications and computing applications. It provides extremely low-jitter sinusoidal oscillation up to 3.2GHz, enabling long-term stability as well as numerous communications applications. The PI6C2972FCE Clock Generator can be used for applications such as Ethernet, Fibre Channel, and 10G/40G/100G transceivers. It is an ideal choice for high-speed synchronous applications due to its extremely low-jitter oscillation capabilities.

PI6C2972FCE has a wide range of control modes, making it suitable for a variety of applications. It can operate with a variety of external control sources including serial (I2C, SPI, UART), parallel pins, and differential signal pair. The PI6C2972FCE operates in both single-ended and differential modes, allowing flexibility in design when choosing signal types. The PI6C2972FCE has a built-in, adjustable EQ (equalizer) setting to adjust equalization levels depending on the application. This allows for optimized output performance in various systems.

The working principle of the PI6C2972FCE is based on the concept of phase-locked loop (PLL). The main purpose of PLL is to generate an output that is frequency and phase synchronous with an input signal. The PI6C2972FCE is equipped with a VCO (voltage-controlled oscillator) and phase frequency detector (PFD) to realize a PLL. The VCO is used to generate an output signal whose frequency is a multiple of the reference signal\'s frequency. The PFD is used to compare the frequency and phase of the reference signal and the VCO signal. The generated signal is then sent to a voltage-controlled amplifier (VCA) to adjust the signal’s amplitude and the associated phase-noise. Finally, the signal is sent to the output buffer and the output frequency is further adjusted by the onboard prescaler.

The PI6C2972FCE also offers numerous features that make it an ideal choice for high-speed synchronous applications. It supports up to 28 separate PLLs, allowing it to be used in applications where multiple frequency outputs are required. The dual-phase generator ensures an extremely low-jitter and low-skew output, which is critical for high-speed applications. It also has a programmable output buffer that allows for single-ended and differential outputs, an on-chip power-down mode for reduced power consumption, an on-chip phase noise canceller for improved system performance, and an on-chip programmable phase and frequency detector for future system updates.

Overall, the PI6C2972FCE is an excellent choice for applications requiring high-performance and low-jitter sinusoidal oscillation. Its wide range of control modes and impressive features make it suitable for a variety of applications. Its PLL architecture ensures that it can generate an output synchronous with an input signal. The low-jitter and low-skew output generated by this device makes it ideal for high-speed synchronous applications.

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