SiTime, Silicon MEMS Oscillators and Clock Generators

About SiTime

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SiTime, an analog semiconductor company, is revolutionizing the $5 billion timing components industry with silicon MEMS-based oscillators and clock generators. With 85% market share and over 75 million devices shipped, SiTime is driving the electronics industry's transition to 100% silicon-based timing.

Customer Success in All Major Market Segments
SiTime products are used by more than 600 customers in over 100 applications. Our highest volume designs are in the networking, consumer, computing and storage segments in diverse applications such as PON ONUs and OLTs, solid state drives (SSDs), RAID/host bus adapters, digital still cameras and tablets/eReaders. In 2011, we started to offer products for telecom, wireless and industrial applications.

We've made it easy for OEMs and ODMs to use SiTime – our oscillators are 100% drop-in replacements for quartz crystal oscillators without any design or layout changes. For customers that require integration, our clock generators offer a 66% board space reduction by combining the functionality of three different oscillators in the same package. Semiconductor companies are integrating our resonator products with their SOCs/ASICs to completely eliminate external clocks and simplify system design.

And once these customers use MEMS timing products, they rarely go back to quartz crystal technology.

Transforming the Timing Market – MEMS Replacing Legacy Quartz
For the past few decades, quartz crystal based oscillators, clock generators and resonators were the primary reference timing components in electronics. As there were no alternatives, OEMs and ODMs accepted the inherent limitations of quartz timing devices.

With robust MEMS resonators and high performance analog circuits, SiTime has developed breakthrough solutions that overcome the limitations of quartz technology and completely eliminate quartz timing devices. A comparison of SiTime's solutions with traditional quartz products is shown below.

comparison quartz mems

Delivering Unique Solutions with In-House MEMS and Analog Expertise
Timing products contain of two main components: the resonator and supporting analog circuitry. The strength of quartz companies lies in manufacturing and machining of crystal resonators – they typically outsource the analog circuit design. SiTime is unique in having technological expertise and leadership in both silicon MEMS resonator and analog design. This allows us to innovate at a much faster pace than quartz companies and deliver the industry's best solutions. Our oscillators and clock generators offer the most features, highest performance, smallest size and best reliability, at the lowest cost.

Required Expertise for
Timing Devices
Quartz Crystal
Companies
SiTime
Analog Circuits
GigaHertz PLL Design & Operation
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Low Noise Amplifiers
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ADC and DAC
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Temperature Sensor
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Linear Regulation
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Low Noise Circuit Integration
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MEMS Design
Extremely High Reliability
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Manufactured in Silicon
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Vacuum in Silicon
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Tools and Software
Web-based Part Number Generator
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Web-based Cross Reference Guide
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Programmer
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Packaging and Test
Cost effective plastic packages
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Algorithms for Easy Customization
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Disruptive, Game-Changing Technology
SiTime's MEMS technology is the core of our timing products. Originally developed at Bosch and significantly enhanced by SiTime, our MEMS technology delivers resonators that can offer the best phase noise and stability performance, the highest reliability, while simultaneously withstanding shock of up to 50,000 g and vibration of up to 70 g. Over the past five years, SiTime has shipped over 75 million units with zero MEMS failures in the field.

SiTime's high-performance programmable analog expertise complements our MEMS technology. Our analog circuits deliver the industry's highest figures of merit, as measured by phase noise, stability and power consumption. Additionally, with programmable on-chip digital logic, our products are able to offer a unique combination of features and flexibility.

Click here to learn more about technology that is defining the future of timing control.