AD9572ACPZPEC-RL

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The AD9572ACPZPEC-RL is a type of clock generator. It is used to generate a fixed and programmable clock signal from a wide range of input frequencies. The chip has a variety of features that make it suitable for a wide range of applications. This article will discuss the application field and working principle of the AD9572ACPZPEC-RL.

Applications

The AD9572ACPZPEC-RL is an ideal choice to generate clocks in memory and communications applications. It can provide two clock signals, both with programmable frequency and phase. It also has an extremely wide PLL frequency locking range suitable for applications that experience wide clock inputs. This includes applications such as serial bus peripherals and gigabit ethernet. It can also be used for PCI or USB ports.

The AD9572ACPZPEC-RL also has a wide range of features designed to make it well suited for radio frequency (RF) applications. These include programmable frequency and phase modulation. This makes it ideal for generating complex signals for radio wave transmission. It can also be used for mobile and wireless communications applications.

Working Principle

The AD9572ACPZPEC-RL is based on a voltage controlled oscillator (VCO) and phase locked loop (PLL) architecture. It takes in clock signals as an input and synthesizes it into an output signal. The chip also contains a digital frequency modulation (DFM) engine that enables programmable frequency and phase modulation.

The PLL locks onto the input clock and generates a stable output frequency. This is done by using a VCO with a range of frequencies. The output frequency can then be programmed using a digital frequency divider. This divider sets the output frequency of the VCO and thus the output clock frequency.

The DFM engine of the AD9572ACPZPEC-RL is used to modulate the output frequency and phase of the output clock signal. This is accomplished by using a digital phase interpolator and a programmable modulation control that enables the exact modulation of the output clock signal. The system also has a programmable delay line that can be used to add a precise delay to the output clock signal.

Conclusion

The AD9572ACPZPEC-RL is a versatile and powerful clock generator. It is well suited for a variety of applications including memory, communications, RF and mobile applications. The chip has a wide PLL frequency locking range and contains a DFM engine for precise frequency and phase modulation. These features make it an ideal choice for many applications.

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