Autumn 2020 - Optical Connections Magazine

PROMOTIONAL FEATURE

mainframe is based on an IEEE 802.3TM Ethernet network, such as 100BASE-T or 1000BASE-T. TSOVu’s Programmatic Interface (PI) commands can be used in the automation environments to control instrument functionality and analysis reporting. Use TSOVu with the TSO820 Sampling Oscilloscope Mainfarme to acquire multiple channels simultaneously and analyze remotely over Ethernet or Wi-fi. Using the flexible plug-in architecture in TSOVu, measurement plug-ins that can interface with TSOVu will display directly in the Add Measurement

8 Series’ compact form factor and user- swappable modules to quickly adapt to changes in workflow and accommodate next generation technologies. The smaller form factor of 8 Series instruments, driven by higher density devices, significantly reduces overall production floor space. The TSO820 Sampling Oscilloscope Mainframe also features up to 8 times faster pattern acquisition as compared to the previous generation, increasing test throughput. • 3U High, half-rack wide • Scalable channel count • Up to 4 optical channels per system NEW TCR801 OPTICAL CLOCK RECOVERY The TCR801 Optical Clock Recovery instrument works with new and existing test equipment, including the TSO820 and DSA8300. This single mode, external instrument has a FC/PC optical connection for PAM4 and NRZ and utilizes external optical splitters. The 8 Series Optical Clock Recovery is a fast, flexible and reliable instrument for assisting in the validation of current and future optical designs. With all the applicable standard rates in the 26 and 53 GBd data rate ranges – no options required – the TCR801 Optical Clock Recovery is a crucial component for any bench or rack aimed at verifying the latest high-speed optical standards. Featuring quick lock capabilities and a sensitive front end for low power signals, this instrument simplifies the challenges associated with today’s optical testing. The TCR801 Optical Clock Recovery compliance test for industry standards: 25G, 50G, 100G, 200G, 400G IEEE 802.3 standards such as 400GBASE- FR8, 400GBASE-DR4, and similar optical direct detect PAM4 standards. It also supports high speed NRZ standards such as 100 Gb Ethernet (100GBASE- LR4 or similar), which operates at the rate of 25.78125 Gb/s. Standards that use the Golden PLL for the compliance test rely on the TCR801 to recover the clock as per the IEEE 802.3 or similarly required loop bandwidth and roll-off.

The communication standards specify the testing carried out using a recovered clock derived from the data signal. Typically, Phase Lock Loop requirements are defined in terms of –3 dB bandwidth of the recovery loop, the rate of roll-off of the frequency response, and the degree of response peaking allowable. The TCR801 Optical Clock Recovery instrument has an advanced architecture supporting two ranges of input symbol rates, around >26 GBd and around >53 GBd, with loop bandwidths in the required range for both PAM2/NRZ and PAM4 signals. The recovered clock is in the range of 13+ GHz.

TSO820 Enhanced Analysis with TSOVu Source: Tektronix

NEW TSOVU SOFTWARE The 8 Series Sampling Oscilloscope features a brand-new sampling oscilloscope software architecture called TSOVu. This new software runs on a user’s external Windows 10 PC and features an intuitive user interface and analysis engine for increased measurement throughput and limits oscilloscope downtime. The communication between the PC running TSOVu and the TSO820

window. This includes Tektronix’ standard Pulse Measurement and PAM4 Optical Measurement plug-ins and enables quick development of custom measurement libraries that are fully integrated in TSOVu to be called from the user interface or through PI commands. The TSOVu software platform enables an external computing environment with a comprehensive programmatic interface boosting automation. This software solution also offers a new measurement plug-in architecture, enabling quick iterations of existing measurements as well as future customer defined measurements. TSOVu is an advanced software platform that runs independent of the oscilloscope mainframe for both live and post-processing of acquired data. TSOVu offers efficient analysis of optical signals and includes support for eye diagrams as well as complex measurements like TDECQ. • Programmatic Interface commands available for automation • Parallel channel acquisition • Intuitive and easy to use

With ECOC 2020 now being postponed until December, Tektronix is excited in announcing its Optical Technology and Innovation week ( 28/09 -02/10) and will be showcasing a number of new technology solutions , live webinars , key note speakers and hosting VIP customer

meetings with our leading application technologists . Topics covered will include 400G PAM4 Characterization & Debug:, Simplifying 400G compliance testing and 400ZR+/800ZR DWDM support . To receive more details please CLICK HERE

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ISSUE 22 | Q4 2020

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