SI5356A-B01179-GMR

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The SI5356A-B01179-GMR is an integrated 1.2GHz to 1.8GHz 17-output CMOS clock generator and system clock distribution IC. It is part of the latest family of clock and timing products from Silicon Laboratories, and is designed to address a wide range of applications.

This type of clock generator is ideal for a variety of applications, including telecommunications, networking, and consumer electronics, where clock generation and system timing are required. The integrated PLL and broadcast output are convenient for distributed timing architectures and large systems. It also has a complete range of output frequencies from 1GHz to 3GHz, making it suitable for high-speed clock distributions.

The SI5356A-B01179-GMR clock generator is built around a single-stage frame synchronizer, a multi-output clock fanout buffer with up to 17 outputs, and dual crystal oscillators. The integrated architecture allows the SI5356A-B01179-GMR to provide simple and precise output clock signals with low jitter and low power requirements.

The SI5356A-B01179-GMR operates with a wide range of system clock frequencies and input reference frequencies. It is fully compatible with new and legacy system requirements, including ECL, LVPECL, CMOS, HCSL, and LVDS. The SI5356A-B01179-GMR also offers excellent frequency accuracy and phase noise performance, making it suitable for high-speed consumer and communication systems.

The SI5356A-B01179-GMR clock generator supports a wide range of output options, including single-ended and differential outputs with various slew rates. This allows users to tailor the clock generator to specific requirements without sacrificing performance or power. The device also offers integrated output skew control and dynamic output power management, allowing the user to adjust the clock generator for even better performance in the most challenging applications.

The SI5356A-B01179-GMR is built on a small 8mmx8mm die size and is offered in a Pb-free, RoHS-compliant, ceramic quad flatpack (CQFP) package. This ensures compatibility with space-constrained designs and eliminates the need for expensive NRE or external clock chips.

The working principle of the SI5356A-B01179-GMR is based on a single-stage frame synchronizer with a frequency synthesizer and multiple outputs. The main part of the communication interface is provided by the dual crystal oscillator. The oscillator can produce two different frequencies, which are used to synchronize the clock and data sent to the SI5356A-B01179-GMR. The internal PLL is then used to generate the required output frequencies from the two inputs. The output frequencies can either be generated from the internal VCO or can be generated from an external input reference. The output is then passed through the output buffer and the slew rate for each output can be adjusted to suit the application.

In summary, the SI5356A-B01179-GMR is a versatile and powerful clock and timing solution which is ideal for use in a variety of applications. The integrated architecture and simple programming interface make it easy to configure and use, while the integrated features including output skew control and dynamic output power management, ensure the device remains competitive in the most challenging designs.

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