5V49EE701NDGI8

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Clock/timing devices are essential components of modern electronics systems. They provide synchronized signals and precise timing reference for precision instrumentation and communication applications. The 5V49EE701NDGI8 is an advanced frequency synthesizer that offers superior accuracy and linearity. It integrates all the functions of a traditional frequency synthesizer into a single integrated circuit, providing a low-cost and reliable solution for a wide range of clock/timing applications.

Application Field of 5V49EE701NDGI8

The 5V49EE701NDGI8 is a highly integrated frequency synthesizer that is designed for use in communications, instrumentation, medical and industrial applications. It combines a high-performance phase-locked loop (PLL) with a low-jitter clock generator, allowing it to generate accurate synthesized frequencies from an external reference clock. It can also be used to build systems containing multiple clocks, such as clock-multiplying, -replicating, or -dividing systems, as well as clock-shift registers.

The 5V49EE701NDGI8 is ideal for applications requiring precise timing, such as digital broadcasting, wireless communication, instrumentation, test, measurement and control. It can also be used in communications applications such as ethernet, Wi-Fi, and high-speed data links. The high-accuracy and linearity of the 5V49EE701NDGI8, combined with its low power consumption, makes it suitable for a wide range of clock/timing applications.

Working Principle of 5V49EE701NDGI8

The 5V49EE701NDGI8 is based on a phase-locked loop (PLL) architecture, which is used to synthesize a stable frequency output from an external reference clock. The PLL is a closed feedback loop consisting of four main components: a phase-frequency detector, a low-pass filter, a voltage-controlled oscillator (VCO), and a divider.

The phase-frequency detector compares the phase and frequency of the external reference clock and the VCO output, and generates a control voltage that can be used to adjust the frequency and phase of the VCO. The control voltage is sent through a low-pass filter to remove any jitter, before it is applied to the VCO. The VCO output is then passed through a divider to create the desired output frequency.

The 5V49EE701NDGI8 also includes a high-accuracy clock generator, allowing it to generate a low-jitter clock with minimal phase noise. This clock generator is based on a ring oscillator topology, with 64 taps that can be used to program the frequency output. By adjusting the tap points, a wide range of frequencies can be generated without the need for any external components.

The 5V49EE701NDGI8 is an ideal solution for a wide range of clock/timing applications, providing highly accurate frequency synthesis and low-jitter timing references. Its advanced PLL architecture, combined with its high-accuracy clock generator, make it an excellent choice for applications demanding superior performance.

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