CY29973AXIT

Differential - Input:Output:	No/No
Base Part Number:	CY29973
Supplier Device Package:	52-TQFP (10x10)
Package / Case:	52-TQFP
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply:	2.9 V ~ 3.6 V
Divider/Multiplier:	Yes/No
Frequency - Max:	125MHz
Series:	--
Ratio - Input:Output:	4:12
Number of Circuits:	1
Output:	Clock
Input:	PECL
PLL:	Yes with Bypass
Type:	Fanout Distribution, Multiplexer, Spread Spectrum Clock Generator, Zero Delay Buffer
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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CY29973AXIT is a high-performance clock/timing solution designed for the next-generation mobile and telecom clock generation and distribution applications. The device integrates differential output PLLs, the most complete array of high frequency clock synthesizer blocks with integrated dividers, loop filters, and an on-board oscillator to reduce power dissipation while ensuring superior integration and flexibility to meet the timing requirements of the market’s most demanding applications.The application field of CY29973AXIT mainly includes the generation and distribution of clocks in the fields of mobile and telecoms. Its working principle is mainly to convert the low-frequency input signals into the high-frequency output signals, which are used to drive the rest of the system.Firstly, the low-frequency input signals are received by the device, converted to the differential input signals, and sent to the internal clock synthesizer blocks. The clock synthesizer block contains a variety of dividers, loop filters, and on-board oscillators to generate different high-frequency output signals. The high-frequency output signals can be differential or single-ended signals. Next, the high-frequency output signals are sent to the PLL blocks. The PLLs are connected to a variety of output jitter attenuators, which can reduce the jitter caused by the noise of the output signals. With its high resolution, the PLLs can quickly and accurately “lock onto” the input signals and produce a final output signal with extremely low jitter and clean edges.Finally, the output signals from the PLLs are sent to the output buffer to adjust their voltage level and send them out of the device. The high frequency output signals can be used to drive the rest of the system, or even the timing components of the rest of the system, such as MEMS oscillators and quartz crystal oscillators.CY29973AXIT has a wide range of features and capabilities, from frequency synthesis and jitter attenuation, to on-board oscillators and differential output signals, making it an ideal clock solution for the most demanding mobile and telecom applications. It can help designers create complex systems with designs that are easier to implement, shorter time to market, and improved performance and reliability.

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