CY26580OI-2

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Clock/Timing - Clock Generators, PLLs and Frequency Synthesizers are key components of many electronics products, and the CY26580OI-2 is a versatile device that can be used for this purpose.

The CY26580OI-2 is a fully integrated Frequency Synthesizer including a low-jitter clock generator with programmable output frequency, a voltage controlled oscillator, and a divide-by-2 circuit. It is capable of operating over a wide frequency range, from 16 to 440MHz, and has an ultra-low jitter of 0.7ps RMS.

The CY26580OI-2 features a number of pre-programmed divider ratios, as well as an adjustable multi-synthesizer design that supports locking multiple output frequencies together. This makes it possible to generate multiple output frequencies with a single IC. It also features low power operation and a power-down mode to save current when the unit is not in use.

The CY26580OI-2 is most commonly used in applications such as cellular base stations, cables/satellite receivers, signal amplifiers, medical equipment, laboratory instruments, transportation and other embedded systems. The lower jitter and power efficiency of the CY26580OI-2 makes it ideal for these applications, where accuracy and reliability are key factors.

The working principle of the CY26580OI-2 is based on the phase-locked loop (PLL) principle. This is a circuit, made up of a voltage-controlled oscillator (VCO) and a frequency divider, that is used to capture and lock onto an input signal and generate a frequency output. The VCO generates a signal of varying frequency, which is divided by a programmable divider and compared to the reference frequency. If the frequencies match, the PLL will lock onto the reference and output a signal of the same frequency. When the reference frequency is changed, the PLL will automatically adjust the output frequency to keep it in sync with the reference.

The CY26580OI-2 utilises a low-power, low-jitter VCO and advanced digital frequency synthesizer circuitry to provide accurate and reliable frequency synthesis. The output of the synthesizer is selectable from a range of preset divider ratios. Additionally, it includes a programmable frequency divider for further flexibility.

The CY26580OI-2also includes a number of integrated power management features to improve system efficiency. It includes a programmable power-down option to reduce power consumption when the IC is not in use. It also includes a power monitor to reduce power consumption when the unit is idle, and a temperature sensor to detect IC temperature changes and dynamically adjust power consumption accordingly.

In summary, the CY26580OI-2 is a versatile Frequency Synthesizer designed specifically for applications requiring high accuracy and low power consumption. It features a low-jitter VCO and advanced digital frequency synthesizer circuitry, enabling it to keep a tight lock on input frequencies and providing an accurate and reliable output.

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