Timing Solutions
Simplify board design and maximize performance with industry’s broadest timing portfolio.
Our patented technology combines best-in-class frequency flexibility with the lowest jitter in the industry, delivering quick-turn, customized solutions that simplify board design, eliminate discrete components and maximize system performance. We offer an unparalleled selection of crystal oscillators, clock generators, clock buffers, jitter attenuators, network synchronizers and PCI Express (PCIe) clock generators and buffers.
Find out how our timing products help manage internet traffic spikes during the rise in working from home.
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| Number of Outputs | 2 to 19 | 1 | 1 to 16 | 1 to 12 | 1 to 8 |
| Max Output Frequency | 1250 MHz | 3000 MHz | 1028 MHz | 2949.12 MHz | 718.5 MHz |
| Jitter Performance | 50 fs (Additive) typ | 80 fs RMS typ | 69 fs RMS typ | 69 fs RMS typ | 95 fs RMS typ |
| PCIe Compliance | Gen 1/2/3/4/5 | Gen 1/2/3/4/5 | Gen 1/2/3/4/5 | NA | NA |
| Output Formats | LVDS, LVPECL, CML, HCSL, LVCMOS, HSTL | LVDS, LVPECL, CML, HCSL, LVCMOS, Dual CMOS | LVDS, LVPECL, CML, HCSL, LVCMOS, HSTL | LVDS, LVPECL, CML, HCSL, LVCMOS | LVDS, LVPECL, CML, HCSL, LVCMOS |
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| Featured Product | Si5330x | Si54x | Si534x | Si539x | Si5383/48/88 |
Clock Talk: Webinar Series
Learn from our timing experts how to fast track your system designs in data centers, networking, industrial, automotive, and 5G markets.
Buffers
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Additive jitter (RMS)50 fs
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PCIe compliantGen 1/2/3/4/5 support
Our clock buffers provide ultra-low additive jitter and low skew clock distribution. With a wide portfolio of buffer products, we offer differential and single-ended LVCMOS buffers, as well as universal clock buffers. Our universal clock buffers support any in/out signal format and integrate both clock muxing and division to further simplify clock tree design.
Features
- Ultra-low additive 50 fs RMS jitter
- Any format in/out translation
- PCIe Gen 1/2/3/4/5 support
Applications
- Wired Networking
- Wireless Infrastructure
- Data Center
- Server
- Storage
- Networking
- Broadcast Video
- Industrial and Automotive
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Oscillators
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Phase jitter (RMS)80 fs
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Any-frequencySingle, dual, quad, or I²C
Our crystal oscillator (XO) and voltage controlled oscillator (VCXO) products provide fast and easy customization for any frequency up to 3 GHz with six digits of accuracy. Single, dual, quad, or I²C programmable oscillator products replace multiple oscillators and muxes while improving reliability and performance.
Features
- Ultra-low 80 fs RMS jitter
- Single, dual,quad or I²C any-frequency < 1 ppb step programmable
- Lowest lead times in Industry for samples and production volumes
Applications
- Wired Networking
- Wireless Infrastructure
- Data Center
- Computing
- Storage
- Networking
- Broadcast Video
- Industrial
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Clock Generators
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Phase jitter (RMS)69 fs
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Number of OutputsUp to 12
Our any-frequency clock generators produce any combination of output frequencies from any input frequency, simplifying clock synthesis and minimizing the number of timing components needed. These clock generators provide industry-leading jitter performance and functional integration and can be customized for any application. Silicon Labs also offers innovative PCI Express clocks (PCIe clocks) and LVCMOS clocks that simplify design and minimize power consumption in cost-sensitive applications.
Features
- Ultra-low 69 fs RMS jitter
- "Clock tree on a chip" with up to 12 multi-format outputs
- Generates any combination of output frequencies form any input frequency
Applications
- Wired Networking
- Wireless Infrastructure
- Data Center
- Server
- Storage
- Networking
- Broadcast Video
- Industrial and Automotive
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Jitter Attenuators
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Phase jitter (RMS)69 fs
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Number of OutputsUp to 12 multi-format
Our jitter attenuators lead the industry in jitter performance and frequency flexibility. Designed to meet the exacting specifications and high-performance requirements of Internet and Wireless infrastructure equipment, these best-in-class, ultra-low jitter clock devices reduce cost and complexity for a wide range of timing applications.
Features
- Ultra-low 69 fs RMS jitter
- G.8262 SyncE and G.8262.1 enhanced SyncE compliance
- Up to 12 multi-format outputs
Applications
- Wired Networking
- Wireless Infrastructure
- Data Center
- Server
- Storage
- Cloud Computing
- Broadcast Video
- Industrial
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IEEE 1588 and Synchronous Ethernet
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Phase jitter (RMS)95 fs
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Standards compliantITU-T G.8262, ITU-T G.8262.1, ITU-T G.8273.2 T-BC, T-TSC
Our IEEE 1588 and Synchronous Ethernet timing solutions lead the industry with the smallest footprint and lowest power with unmatched frequency synthesis flexibility and ultra-low jitter. The network synchronizer clocks are ideally suited for SyncE, eEEC, IEEE 1588 and SONET/SDH applications while meeting stringent timing requirements for 10G/40G/100G/400G equipment .
Features
- Up to three independent DSPLLs for flexible SyncE, eEEC, IEEE 1588, SONET/SDH and SETS architectures
- Support for 1 pps/1 Hz input and output frequencies
- Excellent jitter performance of 95 fs RMS
Applications
- Wired Networking
- Wireless Infrastructure
- Data Center
- Server
- Storage
- Cloud Computing
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Automotive Timing
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Number of OutputsUp to 8
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AEC-Q100 compliantYes
Our portfolio of AEC-Q100 qualified, automotive grade 2 timing solutions help simplify clock tree design, reduce system points of failure, increase system reliability and optimize the performance of high-speed serial data transfer in automotive infotainment, advanced driver assistance systems (ADAS), Lidar/radar sensors and automated driving ECU platforms.
Features
- Automotive Grade2 (-40 to +105 °C), AEC-Q100 qualified
- 6/8-output devices available in 32/40 QFN
- PCIe Gen1/2/3/4/5 and NVLink Gen 1/2 compliant
Applications
- Advanced Driver Assistance Systems (ADAS)
- Autonomous Driving
- Infotainment
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