87949AYILF

Ratio - Input:Output:	3:15
Base Part Number:	ICS87949
Supplier Device Package:	52-TQFP (10x10)
Package / Case:	52-LQFP
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply:	3 V ~ 3.6 V
Divider/Multiplier:	Yes/No
Frequency - Max:	160MHz
Differential - Input:Output:	Yes/No
Series:	--
Number of Circuits:	1
Output:	LVCMOS
Input:	CML, LVCMOS, LVPECL, LVTTL, SSTL
PLL:	No
Type:	Clock Generator
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tray

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The 87949AYILF is a current-controlled frequency synthesizer designed for applications requiring frequency synchronization of digital systems. It is ideal for frequency control and optimization of system components in industrial, communication, and consumer applications.The 87949AYILF incorporates various features to optimize frequency control including phase error detection, automated frequency tuning, and frequency deviation optimization. It also offers maximum flexibility in system design with various options for clock sources, control signals, and memory configuration.The 87949AYILF integrates all necessary components for a clock generator on a single chip. It supports multiple clock sources as well as pulse width modulation (PWM) and duty cycle modulation (DCM) technologies. It also provides a variety of output signals to meet application needs.The 87949AYILF works by detecting changes in an input signal and adjusting the frequency of an output signal accordingly. It utilizes a phase-locked loop (PLL) in order to ensure accurate frequency control.The PLL consists of a voltage controlled oscillator (VCO) connected to the input signal through a phase detector. The phase detector compares the phase between the input and the VCO, and produces a control voltage based on the difference in phase. This control voltage is then used to control the frequency of the VCO, thus ensuring that the output signal is synchronized with the input signal.The 87949AYILF can also be used to fine-tune the output frequency relative to the input signal. This is done through the use of a frequency shifter, which adjusts the frequency of the VCO by a small amount. This allows for greater precision in frequency control.In addition, the 87949AYILF also provides an interface for controlling the frequency via digital signals. The frequency can be adjusted either directly through the interface or through a digital-to-analog converter (DAC).The 87949AYILF is a highly versatile frequency synthesizer designed for use in a variety of applications requiring frequency synchronization. Its features make it ideal for scenarios such as industrial and communications technologies as well as consumer applications. With its ability to fine-tune the output frequency and provide digital control, it is well suited for both existing and emerging technologies.

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