NB2760ASNR2

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Clock/timing systems are an integral part of any electronic system. They ensure a precise timing signal is delivered to all parts of a circuit, enabling it to function correctly. The NB2760ASNR2 is an oscillator/phase-locked loop (PLL) designed to generate precision timing signals for a variety of applications in the telecommunications, avionics, and automotive industries. In this article, we will explore the application field and working principle of the NB2760ASNR2.

The NB2760ASNR2 is a dual-channel oscillator/PLL with low-jitter, high-accuracy frequency synthesis capabilities. It is capable of generating a range of frequencies from 16 kHz to 3.2 GHz. Additionally, it offers a wide range of operating temperature ranges from -40°C to 125°C, making it ideal for harsh environments.

The NB2760ASNR2 can be used in a variety of applications, such as:

• Cellular base station clock
• Wireless communication LANs
• Avionics navigation systems
• Automotive telematics systems
• In-vehicle networks
• Medical imaging systems
• Industrial automation systems

The NB2760ASNR2 operates by utilizing an internal voltage controlled oscillator (VCO) and a phase-frequency detector (PFD) to generate a high-accuracy frequency. The VCO receives a reference input signal, typically from an external crystal oscillator or another timing reference source. It then uses this input to generate a square wave output at a given frequency. The PFD monitors the phase difference between the reference signal and the output signal from the VCO.

When the phase difference between the reference and output signals is non-zero, the PFD adjusts the system\'s internal loop filter accordingly. This in turn adjusts the voltage to the VCO, which modulates its output frequency until the phase difference between the reference and output signals is within acceptable limits. Once the phase and frequency are locked, the system generates a low-jitter, high-accuracy frequency output.

The NB2760ASNR2 also features an on-board microcontroller and a digital frequency-locked loop (FLL). The microcontroller allows users to program the clock generator to produce frequency output with specific parameters. The FLL facilitates clock synchronization when multiple frequencies are used within the same system. Additionally, the NB2760ASNR2 has a built-in self-test feature that allows the device to report any problems or malfunctions.

The NB2760ASNR2 is an ideal clock/timing generator for systems that require low-jitter, high-accuracy frequency outputs with wide operating temperature ranges. It can be used in a variety of applications, such as cellular base stations, wireless communication LANs, avionics navigation systems, and automotive telematics systems. In addition, its internal VCO and PFD, microcontroller, and FLL provide a comprehensive clock/timing solution that enables precise, low-jitter signal synchronization for microelectronic systems.

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