8T49N281C-999NLGI8

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The 8T49N281C-999NLGI8 clock generator is a product of Texas Instruments and is a key component in many of today’s communication and industrial designs. This clock generator is part of the company’s growing family of high-performance Timing Solutions, and its purpose is to provide a precise and reliable clock source for a wide range of applications.

The 8T49N281C-999NLGI8 clock generator is specifically designed to meet the demanding requirements of clock and timing applications in the communication and industrial markets. It is a single-output, five-output solution with a 25 MHz internal reference clock. It has been designed to effectively meet the current generation devices’ need for a low-jitter, low-power clock source. The 8T49N281C-999NLGI8 clock generator components can be used to generate stable and accurate output frequencies over a wide range of frequencies, from DC to beyond 3 GHz. The components provide short-term jitter performance that is superior to most other devices.

The 8T49N281C-999NLGI8 clock generator is based on a Phase-Locked Loop (PLL) topology. In the PLL design, the output frequency is locked to the reference clock frequency by comparing signals from the reference and the output. The actual operation is far more complex, but the overall concept is that the reference clock drives a VCO (Voltage Controlled Oscillator) with a frequency that is directly proportional to the voltage applied to the VCO. The VCO in turn generates the output signal which is then compared to the reference frequency. This comparison determines the strength of the feedback loop and thus determines the frequency of the output signal.

The 8T49N281C-999NLGI8 clock generator employs a variety of features to ensure stable clock performance. The device has integrated Digital and Analog PLLs, Digital and Analog Registers, a Digital Modulator, and an Adaptive Level Sensor. The Digital PLL is used to stabilize the reference frequency, while the Analog PLL is used to maintain the output frequency. The Digital and Analog Registers are used to store the settings of the Digital PLL and Analog PLL, respectively. The Digital Modulator is used to vary the output frequency in response to changes in the reference frequency. Finally, the Adaptive Level Sensor continuously monitors and adjusts the signal levels to optimize performance.

The 8T49N281C-999NLGI8 clock generator has a wide range of applications in various fields such as communication, computing, aerospace, industrial automation, and medical electronics. In communication applications, it is used for the generation of frequency synthesizers for mobile phones and base stations. In computing applications, it is used for the generation of clock signals for the processor and other peripherals. In aerospace applications, it is used for generating clock signals for aircraft navigation and instrumentation systems. In industrial automation applications, it is used for the generation of frequency converter for industrial controllers. And finally, in medical electronics applications, it is used for generating clock signals for medical imaging systems.

The 8T49N281C-999NLGI8 clock generator is a powerful and reliable clock source for a variety of applications. It provides low jitter performance, fast frequency updates, and evolved architecture that makes it easy to design into a wide range of systems. With its single-output/five-output solution, it is the ideal choice for many unique clock requirements.

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