Series:	*
Packaging:	Tape & Reel (TR)
Part Status:	Active
Mounting Type:	Surface Mount
Package / Case:	24-VFQFN Exposed Pad
Supplier Device Package:	24-QFN (4x4)

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2.1 Introduction

The SI5335D-B05191-GMR is a low-noise, low-cost, versatile programmable clock generator IC from Silicon Labs that serves as an excellent replacement for external clock and crystal solutions. The device supports up to eight outputs and it uses advanced digital techniques to generate precise and versatile outputs. This device has many features that makes it quite versatile for a broad range of applications.The SI5335D-B05191-GMR is part of the company\'s ClockBuilder Pro software-enabled family of clock solutions. The device is based on the SI5335 core and includes an easy-to-use frequency and output configuration interface.

2.2 Application Fields of SI5335D-B05191-GMR

The SI5335D-B05191-GMR is designed for use in a wide variety of applications. It is particularly suitable for cellular base stations, radio transmitters, network equipment, and industrial automation systems. It is also suitable for applications that require multiple frequencies, such as video and audio systems.The device also includes support for a variety of standard peripheral control signals, such as I2C and SPI interfaces, as well as a JTAG interface for debugging and programming.

2.3 Working Principle of SI5335D-B05191-GMR

The SI5335D-B05191-GMR is based on the SI5335 core and uses advanced digital techniques to generate precise and versatile outputs. The device is powered by an external clock source, and its eight outputs can be individually configured via an I2C/SPI interface.The device utilizes phase-locked loops (PLLs) to generate multiple, independently adjustable clock outputs. These PLLs are controlled using a register-based configuration interface that enables the user to easily set the output frequency, output format, and jitter parameters of each clock output.The SI5335D-B05191-GMR features a variety of features that minimize the jitter and maximize the frequency accuracy of the outputs. These features include:• Programmable spread spectrum support• Programmable frequency limiter• Programmable clock divider• Programmable feedback divider• Programmable clock output early and late sample/shift• Programmable skew/delay/duty cycle• Programmable power-down controlThese features provide excellent frequency accuracy and make the SI5335D-B05191-GMR a very attractive option for clock generation applications.

2.4 Conclusion

In this article, we have discussed the application fields and working principle of the SI5335D-B05191-GMR clock generator IC from Silicon Labs. The device is designed with a low-noise, low-cost, and versatile programmable clock generation solution, with up to eight outputs supported. It is based on the SI5335 core and uses advanced digital techniques to generate precise and versatile outputs. The device also features a variety of features that minimize jitter and maximize frequency accuracy of the outputs. This makes it a great choice for a wide range of applications.

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