SI5350C-B05109-GTR

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The SI5350C-B05109-GTR from Silicon Laboratories is a high-performance, low-power clock generator and fanout buffer. It is part of the company’s integrated timing family, which consists of clock generators, frequency synthesizers, and phase-locked loops. This device is ideal for applications that require multiple frequency outputs, low noise, and precisely controlled timing. This article provides a general overview of the device and its applications, as well as a description of its working principle.

Overview of Features

The SI5350C-B05109-GTR has a wide frequency range, with output frequencies ranging from 100 Hz to 2.6 GHz. The device also features a wide supply voltage range, operating from 3 V to 3.6 V. In addition, the device is configured via an I2C/SMBus, making it easy to set up and configure. Other features include:

• A jitter attenuation architecture that ensures frequency accuracy and stability over a wide range of environmental conditions
• Dual Differential PLLs for improved noise reduction
• High-speed serial communication-oriented outputs for high data speeds
• Outputs include low-skew clock outputs, clock dividers, pulse dividers and square-wave outputs

The SI5350C-B05109-GTR is also embedded with enhanced self-test capabilities that allow users to check the device’s functionality and performance. This makes it ideal for applications where self-testing and validation are a priority.

Applications

The SI5350C-B05109-GTR is ideal for use in networking, data communications, and automotive applications. The device’s low-jitter performance makes it well-suited for Ethernet, Fibre Channel, and SDH/SONET systems that require the highest levels of performance and accuracy. The device is also suitable for automotive systems such as body electronics, navigation, and in-vehicle entertainment. Its low power consumption and wide temperature range make it ideal for use in these environments.

In addition to these applications, the device is also well-suited for use in industrial, computing, and storage systems, as well as medical and defense systems. The device’s rich set of features makes it a versatile and reliable solution for a wide range of timing applications.

Working Principle

The SI5350C-B05109-GTR is an integrated timing solution that combines a PLL, a clock generator, and a fan-out buffer. The device’s PLL uses an external reference frequency to produce an output frequency that is accurately controlled. The device’s clock generator is then used to construct multiple low-jitter frequency output signals. These signals are then routed to the device’s fan-out buffer to drive multiple outputs. The device also features advanced jitter attenuation that ensures stable and accurate performance over a wide range of environmental conditions.

The SI5350C-B05109-GTR also has a range of adjustable parameters and can be programmed to support a range of clock signals. These parameters include the frequency of the PLL, the frequency of the generated signals, the type of signals, and the number of outputs. This device is able to generate multiple low-jitter signals using a single PLL in order to achieve the highest levels of performance and accuracy. This makes it ideal for high-performance applications.

Conclusion

The SI5350C-B05109-GTR from Silicon Laboratories is a high-performance and low-power integrated timing solution. It combines a PLL, clock generator, and fan-out buffer in a small, power-efficient package. The device features a wide frequency range and low-jitter performance, making it ideal for use in networking, data communications, and automotive applications. The device can also be programmed to generate multiple low-jitter clock signals in order to meet the performance requirements of a wide range of timing applications.

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