MK3727HTR

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The MK3727HTR is a dedicated IC designed to function as a frequency synthesizer. The operating frequency range is typically from 10MHz to 1000MHz. Its main features include sweep mode, wide programmable frequency range, and fast locking time. The MK3727HTR has a wide variety of applications in clock generators, frequency synthesizers, and phase-locked loops (PLLs).

The MK3727HTR device is an integrated circuit (IC) for systems that require an adjustable frequency source. Specifically, it is based on a programmable phase-locked loop (PLL) design.

The operating principle of the MK3727HTR is to lock an internally generated oscillator signal to a reference frequency, and then use the resulting output signal for the particular application. This device contains the necessary components for powering the PLL and generating the PLL output signal.

The MK3727HTR utilizes a voltage-controlled oscillator (VCO) at the core of its PLL. The oscillator\'s frequency can be adjusted by varying the input voltage. When an external reference signal is connected to the REF input of the MK3727HTR, the device uses this signal and an internal divider circuit to generate a reference frequency. This reference frequency is compared to the signal generated by the VCO, and the analog error signal is then fed back to the VCO, causing the VCO frequency to either increase or decrease. This is called the "divide down" methodology. This process of comparison and feedback is repeated continuously until the VCO frequency is equal to the reference frequency. At this point, the MK3727HTR is said to be locked.

The wide programmable frequency range offered by the MK3727HTR makes it suitable for many different applications, including clock generators, frequency synthesizers and PLLs. In the 80MHz to 1000MHz range, the device can be used to generate frequencies that are multiples of the reference frequency. In addition, the device also has a sweep mode that enables the user to quickly generate multiple frequencies. The fast locking time of the device makes it suitable for applications requiring short settling times.

In summary, the MK3727HTR is an IC designed for clock generators, frequency synthesizers, and PLLs. Its main features include sweep mode, wide programmable frequency range, and fast locking time. The operating principle of the device is based on a PLL design that uses a VCO and a reference frequency in order to produce the desired output frequency. With its various advantages, the MK3727HTR is suitable for a wide range of applications.

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