SI5391C-A-GMR

Ratio - Input:Output:	4:12
Supplier Device Package:	64-QFN (9x9)
Package / Case:	64-VFQFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply:	1.71 V ~ 3.47 V
Divider/Multiplier:	Yes/No
Frequency - Max:	1GHz
Differential - Input:Output:	Yes/Yes
Series:	MultiSynth™
Number of Circuits:	1
Output:	CML, HCSL, LVDS, LVPECL, LVCMOS
Input:	LVCMOS, Crystal
PLL:	Yes
Type:	Clock Generator
Part Status:	Active
Packaging:	Tape & Reel (TR)

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SI5391C-A-GMR Application Field and Working Principle

The SI5391C-A-GMR is a high-performance clock generator that is designed to address a wide range of timing and synchronization requirements in the consumer electronics and other markets. The device operates from a single 3.3 V supply, and it can generate a variety of output signals, including SMA, LVPECL (Low Voltage Positive Emitter Coupled Logic), LVDS (Low Voltage Differential Signaling) and HCSL (High-speed Current Steering Logic).The SI5391C-A-GMR is capable of generating clock signals with low jitter and high frequency accuracy. It can generate clock signals of frequencies up to 5GHz, and can be used in a number of applications, such as video broadcasting, telecommunications, consumer electronics, and automotive audio/video systems.The SI5391C-A-GMR is based on a Gigantic Multiplier Ratio (GMR) PLL architecture, which utilizes a nested loop scheme to generate high performance clock signals. The device features an adaptive loop bandwidth control scheme that allows it to keep output frequency errors reduced across a wide range of operating conditions. The SI5391C-A-GMR also features an on-chip VCO (Voltage Controlled Oscillator).The GMR architecture uses a multiple-loop wide bandwidth control scheme to achieve high frequency accuracy and low jitter performance. This is accomplished by using a combination of digitally-controlled oscillators (DCOs), a low-noise reference clock, and a digital signal converter.The DCOs are used to establish a base frequency, while the low-noise reference clock provides a target frequency that the desired signal is to match. The digital signal converter receives these two signals, and then produces an output signal that is synchronized to the target frequency.The SI5391C-A-GMR also features a wide range of fine tuning options that allow for precise frequency tuning. The device allows for the adjustment of the slew rate of the oscillator, offset frequency adjustment, and VCO range adjustment. It also provides for output control for fine tuning of multiplexer and signal gating.In addition, the SI5391C-A-GMR can be configured to support multiple clock outputs from a single device. It is also able to support PLLs that can generate higher frequency output clocks.Overall, the SI5391C-A-GMR is an excellent choice for applications that require high performance clock generation, such as video broadcasting, telecommunications, consumer electronics, and automotive audio/video systems. The device\'s wide range of features and wide output frequency range make it a valuable asset in the world of clock generators, PLLs, and frequency synthesizers.

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