PCK857DGG,512

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PCK857DGG,512 is an integrated circuit (IC) belonging to the Clock/Timing - Application Specific category. It is a wide frequency range digital PLL synthesiser. It is extremely flexible, and can generate any frequency between 10kHz and 250MHz using an external reference clock. It is widely used in a variety of applications, from communication infrastructure and industrial control to audio and automotive.

The integrated circuit consists of two parts, a controller and a synthesiser. The controller part is based on a programmable microprocessor, which is responsible for sequencing and controlling the synthesiser part. The synthesiser part contains five clock dividers, an on-chip VCO, and an on-chip RPLL. All of these components work together to ensure that the synthesiser can generate a wide range of frequencies.

The VCO produces a sine wave signal, which is then divided down to the desired frequency. The sine wave signal is then divided again by the clock dividers, which divide the incoming signal by different factors depending on the frequency required. Finally, the RPLL receives the divided signal and use a phase-locked loop to generate a signal at the desired frequency.

The PCK857DGG,512 has two separate control ports. One of these control ports is used for receiving the external reference clock signal, which is then used to accurately synchronize the generated signal with the reference signal. The other control port is used for programming the device with the desired frequency. The programming of the device is done using pulse-width modulation with a 10-bit resolution.

The PCK857DGG,512 device is used in a wide range of applications, such as mobile phones, base stations, Ethernet switches, automotive, and industrial control systems. It is a highly reliable and durable device, and, with its flexible frequency range, is well suited for a wide variety of applications.

In conclusion, the PCK857DGG,512 is an integrated circuit belonging to the Clock/Timing - Application Specific family. It is an extremely flexible and durable device, capable of generating any frequency between 10kHz and 250MHz, and is used in a variety of applications. It consists of two sections, a controller and a synthesiser, and uses a combination of sine wave, clock dividers and a phase-locked loop to generate the desired signal. The device can be programmed using a 10-bit pulse-width modulation technique, and also receives an external reference clock for synchronisation.

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