SY100EP140LZG

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The SY100EP140LZG is a part of the Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers category of devices. It is a low-voltage CMOS programmable fractional-N frequency synthesizer with a simple IC configuration, high precision, and low current consumption. This IC is ideal for use in a variety of radio frequency applications, such as point-to-point and point-to-multipoint radio communication systems, as well as other applications that require precision in frequency control.

The SY100EP140LZG has an on-chip PLL frequency synthesizer which consists of four major components: a low-noise charge pump, a voltage controlled oscillator (VCO), a programmable dividers, and a programmable differential current source. The on-chip PLL synthesizer also includes a dual modulus prescaler, which allows for both integer and fractional divisions of the incoming clock. This allows the frequency of the synthesizer to be precisely determined and programmed through an external microcontroller.

The fractional-N frequency synthesizer operates by comparing the output of the VCO to an external reference frequency. When the output of the VCO is higher than the reference frequency an appropriate correction is applied to reduce its frequency. On the other hand, when the output of the VCO is lower than the reference frequency, then an appropriate corrective action is performed to increase its frequency. A feedback loop is established between the reference frequency and the output of the VCO, so any discrepancies between the two can be corrected in a timely fashion.

The SY100EP140LZG features a wide range of programmable features that enable precision frequency control. It supports both crystal and external reference frequencies, as well as a wide range of frequencies. It also supports external modulation, programmable power save mode, and an 8-bit serial port interface. In addition, the IC includes an on-chip power supply monitor and over temperature protection, which helps prevent damage caused by excess heat.

The SY100EP140LZG is designed to be used in applications that require high precision frequency control, such as radio communication systems. It is a cost effective solution that provides a flexible, high performance control system for a wide range of projects. The device is able to quickly and accurately tune and control frequencies to deliver reliable communication at all stages of the project.

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