ADF4106BRU-REEL

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ADF4106BRU-REEL is a clock/timing device from Analog Devices Inc. that falls into the category of clock generators, PLLs, frequency synthesizers. It is designed for applications where a high-performance reference clock generator is needed, such as in communication, satellite television, avionics, or other radio systems. The device implements a PLL to generate a low noise, high-precision reference clock from an external frequency source such as a crystal oscillator. It also provides a digitally-controlled reference clock from a wide frequency range of 50 kHz to 41 GHz. The best performance is achieved when the device is used in combination with a low phase noise crystal oscillator.

One of the advantages of this device is the ability to integrate programmable settings into the device\'s digital register interface. This allows the user to easily program the frequency settings of the reference clock. Additionally, it features wide-band digital synthesis, phase noise of -130 dBc/Hz at 10 KHz, and low jitter performance. This allows the ADF4106BRU-REEL to deliver low jitter clocks in a variety of applications.

The working principle of the ADF4106BRU-REEL is based on a phase-locked loop (PLL) circuit. The PLL circuit is designed to lock a controlled oscillator (CO) to a reference oscillator which is provided by an external crystal oscillator. The PLL is made up of three basic components—the phase detector, charge pump, and loop filter. The phase detector compares the phase difference between the reference oscillator and the controlled oscillator to generate an error signal. This error signal is then passed through the charge pump to increment or decrement the voltage of the loop filter. The loop filter acts as an integrator and generates an analog voltage that is then used to control the frequency of the CO according to the equation Fc = Φloop/2π·CT. Where Φloop is the total charge on the loop filter, and CT is the total loop filter capacitance.

The basic design and function of the ADF4106BRU-REEL clock/timing device makes it a great tool for applications that require a low noise and highly precise reference clock, such as communication, avionics, and satellite television. Additionally, the device\'s integrated programmable settings, digital synthesis, and low jitter performance make it suitable for various application needs.

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