CY2077FZXIT

Differential - Input:Output:	No/No
Base Part Number:	CY2077
Supplier Device Package:	8-TSSOP
Package / Case:	8-TSSOP (0.173", 4.40mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply:	3.3V, 5V
Divider/Multiplier:	Yes/Yes
Frequency - Max:	100MHz, 133MHz
Series:	--
Ratio - Input:Output:	1:1
Number of Circuits:	1
Output:	CMOS, TTL
Input:	Clock, Crystal
PLL:	Yes
Type:	Clock Generator
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The CY2077FZXIT is a clock/timing frequency synthesizer/frequency multiplier module designed specifically for use in embedded systems. It integrates both clock generation and frequency multiplier functions into a single device, making it ideal for applications where both are required in a single platform. The CY2077FZXIT is based on a Phase-Locked Loop (PLL) architecture, where the output clock is generated from the same reference clock that was inputted into the module. It utilizes a digitally-controlled oscillator (DCO), a high-precision voltage-controlled oscillator (VCO), and a high-performance low-noise amplifier (LNA) to ensure that the output clock accurately maintains the same phase and frequency of the input reference clock even after temperature and voltage changes.

CY2077FZXIT Application Field and Working Principle

The CY2077FZXIT is a clock/timing frequency synthesizer/frequency multiplier module that can be used in embedded systems. It is typically found in applications such as mobile devices, set-top boxes, and industrial automation systems. This module can generate clock signals of various frequencies by using the same reference clock that was inputted into the device. This allows the embedded system designer to use one clock source to generate various system clocks with differing frequencies, thus making the design process simpler and reduction of the system cost.The CY2077FZXIT utilizes a PLL architecture, making it ideal for generating multiple clocks with precise phase and frequency. The module features a digitally-controlled oscillator (DCO) with a wide tuning range, a high-precision voltage-controlled oscillator (VCO), and a low-noise amplifier (LNA). The DCO is used as the main oscillator and generates a precise clock signal from the reference clock. The VCO is used as the frequency multiplier and generates an output clock with a higher frequency than the reference clock frequency. Finally, the low-noise amplifier amplifies the output clock signal to meet the input signal amplitude requirements of the system. With the PLL architecture, the CY2077FZXIT is able to precisely maintain the phase and frequency of the output signal even when the input reference clock frequency changes. This ensures that the output signal is always phase and frequency aligned with the reference clock and ensures that the system still operates correctly when the temperature and voltage varies.

Advantages of CY2077FZXIT Compared To Traditional Methods

The CY2077FZXIT offers multiple advantages over traditional methods of generating multiple clocks with differing frequencies. It is more efficient, as it only requires one clock source as the input. This allows for a simpler system design and cost reduction. It also guarantees a more precise phase and frequency alignment between the input and output clock, even when the input reference clock frequency changes. This is made possible by the PLL architecture, which is less susceptible to temperature and voltage variations and can thus maintain accurate phase and frequency alignment. Furthermore, the module is easier to use, as it features a simple user interface. The user can easily configure the output clock frequency by simply entering the desired value into the module via the user interface. This allows the user to easily switch between different output clock frequencies without having to modify the hardware or use any additional components.

Conclusion

The CY2077FZXIT is a clock/timing frequency synthesizer/frequency multiplier module that can be used in embedded systems. It integrates both clock generation and frequency multiplication functions into a single device, making it ideal for applications where both are required. The module utilizes a Phase-Locked Loop (PLL) architecture, which is less susceptible to temperature and voltage variations and can thus maintain accurate phase and frequency alignment even when the input reference clock frequency changes. It also features a simple user interface, allowing the user to easily configure the output frequency.Overall, the CY2077FZXIT is a great choice for applications that require both clock generation and frequency multiplication in a single platform. It offers a cost-effective solution that allows for a simpler system design and ensures that the output signal maintains a precise phase and frequency with the input reference clock.

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