MK2745-24S

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The MK2745-24S is a clock generator and frequency synthesizer commonly used in a variety of electronic applications. The product features a low operating voltage (1.2 V to 3.6 V) with a wide range of operating frequencies (fop = 4.0 MHz to 375 MHz). It also features a high phase-noise performance of -167 dBc/Hz at 10 kHz offset.

A clock generator is a device that takes a stable input clock source and then produces one or more outputs that are derived from the same source. In many cases, this type of device is used in computers, telecommunications, and test equipment, and the dynamic range of frequencies can be adjusted with a single digital control line. This is extremely useful for designing systems that require the use of several different frequencies for their operation.

The MK2745-24S is a frequency synthesizer that is able to generate a wide range of frequencies from a single clock source. The device is composed of several components, including a voltage-controlled oscillator (VCO), phase detector, divider network, and loop filter. The VCO is used to generate an output frequency that is a multiple of the input frequency, while the phase detector is used to track changes in the input clock in order to generate a series of corrected frequency divisions. The divider network is then used to divide the frequency output and the resulting signals are sent to the loop filter which converts the signals into a form compatible with the control inputs of the VCO.

The MK2745-24S can be used in a variety of applications, including PC motherboard, consumer electronics, GPS systems, automotive electronics, test and measurement equipment, and medical electronics. It is also well suited for applications in communication systems, such as base stations, in addition to instrumentation and industrial control systems. The device is particularly useful for applications requiring a high level of flexibility and accuracy in frequency generation, and the low voltage operation makes it well suited for modern, low-power designs.

In terms of its working principle, the MK2745-24S functions based on classic phased-locked loop (PLL) technology. The PLL incorporates a voltage-controlled oscillator (VCO) and a phase detector in order to track and correct small variations in the input frequency caused by temperature and drift. The outputs of the VCO are then divided by the divider network, which allows for the same output frequency to be generated at different input frequencies. The loop filter then converts the divided signals into a form that can be used to control the VCO.

In summary, the MK2745-24S is an extremely useful frequency synthesizer and clock generator that can be used in a variety of applications. It incorporates classic PLL technology and includes a wide range of operating frequencies and a low operating voltage. The device is well-suited for use in many modern designs, thanks to its low-power capability and flexibility, making it a great choice for a number of electronic applications.

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