SI5338M-B03219-GM

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

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SL5338M-B03219-GM is a clock product designed by SiTime which is the largest MEMS based timing solutions provider in the world. With its unique benefits, SL5338M-B03219-GM has been applied in many areas from computing, communication and industrial automation such as automotive and other fields with high reliability and precision timing requirements. This article will discuss in detail about this product’s application field and working principle.

The SiTime SL5338M-B03219-GM is a differential oscillator module which uses differential LVPECL technology to generate precise, low-jitter signal pairs for use in a wide variety of applications. It features a frequency range of 32.19MHz and a jitter specification lower than 0.1ps (12kHz-20MHz). It offers an ultra-reliable signal to EMIs, EMCs and other sources of interference and eliminates EMI at the source.

The main application of SL5338M-B03219-GM are in computing, communication and industrial automation such as automotive. It is ideal for synchronous Ethernet applications due to its low-jitter and excellent EMI characteristics. It can also be used in high-speed XAUI and Ethernet signaling, as well as for PCIe and FibreChannel communications. It can be used for PCIe switching and FibreChannel links that use its frequency range.In industrial automation, it can be used as a high-precision timing reference for industrial communications, inverters, servo drives and controls. It is also suitable for precision timing for high-volume automated test and measurement systems.

The working principle of the SL5338M-B03219-GM is based on a differential LVPECL technology. The oscillator module consists of an oscillator, an amplifier and a voltage-controlled resonator, as well as a pair of precision quartz crystals. The quartz crystals are designed to have a resonance frequency slightly higher than the nominal oscillator frequency. The crystals oscillator works by producing a voltage-controlled resonance between them which results in a frequency dependent phase-shift. This phase shift is then amplified by the amplifier and used to drive the oscillator.

The voltage-controlled resonator and amplifier are used to form a voltage-controlled oscillator (VCO) which is capable of producing a frequency dependent phase-shift which is amplified by the amplifier to drive the oscillator and create the desired signal. The VCO also allows for fine-tuning of the frequency range as well as a high-level of precision and low-jitter performance. The differential LVPECL technology ensures that the two signals produced by the oscillator module are of the same frequency and phase and are also immune to EMI.

To ensure reliability, the SL5338M-B03219-GM oscillator module is designed to withstand environmental conditions such as temperature, humidity, EMI and shock, as well as being capable of meeting the most stringent timing and synchronization requirements. This makes it an ideal choice for applications in computing, communication and industrial automation. It is also suitable for use in high-speed, XAUI and Ethernet signaling, as well as for PCIe and FibreChannel communications. The ultra-reliable signal that it produces is also immune to EMI, making it an ideal choice for any application requiring precision timing and synchronization.

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