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Tektronix BERTScope
Clock Recovery Instruments

ZZZ

Quick Start User Manual

*P071285201*

071-2852-01

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Summary of Contents for BERTScope

Page 1: ...x Tektronix BERTScope Clock Recovery Instruments ZZZ Quick Start User Manual P071285201 071 2852 01...

Page 2: ......

Page 3: ...Tektronix BERTScope Clock Recovery Instruments ZZZ Quick Start User Manual xx This document supports BSA Software V10 and above www tektronix com 071 2852 01...

Page 4: ...and pending Information in this publication supersedes that in all previously published material Specifications and price change privileges reserved TEKTRONIX and TEK are registered trademarks of Tek...

Page 5: ...taxes and any other charges for products returned to any other locations This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and...

Page 6: ......

Page 7: ...strument 5 BERTScopePC Software 5 Operation 7 Front panel connectors and controls 7 Rear panel connectors 9 Interface and display information 10 Use the Clock Recovery instrument with a Tektronix BERT...

Page 8: ...Table of Contents ii CR125A CR175A CR286A Quick Start User Manual...

Page 9: ...at the product is properly grounded Observe all terminal ratings To avoid fire or shock hazard observe all ratings and markings on the product Consult the product manual for further ratings informatio...

Page 10: ...ould result in damage to this product or other property Symbols and terms on the product These terms may appear on the product DANGER indicates an injury hazard immediately accessible as you read the...

Page 11: ...RF electromagnetic field immunity IEC 61000 4 4 2004 Electrical fast transient burst immunity IEC 61000 4 5 2001 Power line surge immunity IEC 61000 4 6 2003 Conducted RF immunity IEC 61000 4 11 2004...

Page 12: ...the Official Journal of the European Communities Low Voltage Directive 2006 95 EC EN 61010 1 2001 Safety requirements for electrical equipment for measurement control and laboratory use U S Nationally...

Page 13: ...ue to condensation These are sheltered locations where neither temperature nor humidity is controlled The area is protected from direct sunshine rain or direct wind Pollution Degree 4 Pollution that g...

Page 14: ...resources we encourage you to recycle this product in an appropriate system that will ensure that most of the materials are reused or recycled appropriately This symbol indicates that this product co...

Page 15: ...esting simple repeatable and accurate Many communication standards now specify that jitter testing must be carried out using a reference clock that has been derived from the data signal using clock re...

Page 16: ...Key specifications Table ii Key specifications Characteristic CR125A CR175A CR286A CR175A Option HS CR286A Option HS Input sensitivity typical 100 mV single ended 50 mV differential 40 mV single ende...

Page 17: ...504 512 576 648 Sub rate divider ratios For input data rate 14 3 Gb s Full rate divided by 2 4 8 10 12 14 16 18 20 24 28 32 36 40 48 50 56 60 64 70 72 80 84 90 96 98 100 108 112 120 126 128 140 144 16...

Page 18: ...Preface xii CR125A CR175A CR286A Quick Start User Manual...

Page 19: ...he instrument or to avoid overheating the instrument do not block any of the air vents to allow proper cooling during normal operation This instrument uses a low voltage soft power switch that activat...

Page 20: ...G only X X X PCIE8G PCIe PLL analysis requires 12GJ operates at 2 5 G 5 G and 8 G only X X X HS Add high sensitivity clock recovery X X XLBW Add extended loop bandwidth in the clock recovery X X X 12G...

Page 21: ...nnecting and disconnecting cables and adapters The instrument provides a front panel connection for this purpose Discharge any static voltage from all cables before connecting them to the instrument o...

Page 22: ...NOTE The first time that the BERTScope Analyzer starts with the Clock Recovery instrument attached the standard Microsoft Windows New Hardware Found message displays as the drivers automatically load...

Page 23: ...PC via the standard USB interface the BERTScopePC software initiates installation of the appropriate driver and provides a user interface allowing control of all DPP or CR functions The user interfac...

Page 24: ...Installation 6 CR125A CR175A CR286A Quick Start User Manual...

Page 25: ...nal source to these connectors To prevent damage to the high sensitivity data circuitry ensure that the input voltage does not exceed 5 V range 3 Vp p 3 DATA OUTPUT and DATA OUTPUT Data output connect...

Page 26: ...zoom selections 9 Lock button Push this button to initiate manual locking 10 Lock status indicator The lock status indicator shows a different color for the status of the lock Green lock Amber locking...

Page 27: ...tor used to interface the instrument for control When used with a BERTScope Analyzer connect to any available USB connector The instrument can also be operated standalone with an external PC When oper...

Page 28: ...untracked jitter Nominal Edge Density Expected edge density of incoming data Required to set bandwidth correctly Edge Density Mode Sets bandwidth Calculations are based on Nominal Edge Density or edge...

Page 29: ...the incoming data and the recovered clock This measured value will increase if jitter is present on the input data that is not being tracked by the recovered clock Phase Error RMS PhErms The RMS phase...

Page 30: ...guidelines for connecting the Clock Recovery instrument to a Tektronix BERTScope Analyzer Refer to the connection diagram as needed Figure 5 Connecting the Clock Recovery instrument to a Tektronix BER...

Page 31: ...buttons on the touchscreen to access the device settings all functionality is available through the user interface as well as the front panel controls of the Clock Recovery instrument Graphing capabi...

Page 32: ...scope Figure 8 Connecting the Clock Recovery instrument to a Tektronix sampling oscilloscope 1 Connect the data input connections from the signal under test to the Data Input connectors on the Clock R...

Page 33: ...g the Clock Recovery instrument to another BERT instrument 1 Connect the pattern generator data output connectors from the BERT instrument to the Clock Recovery Data Input connectors 2 Connect the Err...

Page 34: ...your location Warranty repair service Tektronix warrants this product as described in the warranty statements at the front of this manual Tektronix technicians provide warranty service at most Tektron...

Page 35: ...e exterior surfaces with a dry lint free cloth or a soft bristle brush If dirt remains use a cloth or swab dampened with a 75 isopropyl alcohol solution A swab is useful for cleaning in narrow spaces...

Page 36: ...trument is protected by a fuse placed in series with the power line input The fuse is conservatively rated and should never open through the life of the instrument A blown fuse would generally indicat...

Page 37: ...wn adapters Clock output range 150 MHz to 12 5 GHz full rate clock output Loop bandwidth 2 5 kHz to 12 MHz variable Loop bandwidth accuracy 10 1100 pattern Locking range 50 MHz default adjustable to 1...

Page 38: ...ription Trigger output Interface type SMA 50 DC coupled Latency 300 ms Trigger input Interface type SMA 50 DC coupled to 0 V Threshold 1 5 V Minimum pulse width 50 ns Table 7 General specifications Ch...

Page 39: ...y remains identical as listed in the BERTScope CR series specifications Table 10 Jitter spectrum Characteristic Description Minimum frequency 200 Hz Maximum frequency 90 MHz Minimum frequency resoluti...

Page 40: ...Specifications 22 CR125A CR175A CR286A Quick Start User Manual...

Page 41: ...ns 19 dimensions 2 display measurements 11 settings 10 E edge density 11 edge density mode 10 environmental specifications 21 ESD preventing 3 exterior cleaning 17 F features x front panel connectors...

Page 42: ...ral 20 jitter spectrum 21 key x physical 20 trigger 20 standard accessories 1 subrate amplitude 10 clock connector 7 division 10 T terminating data output connectors 1 trigger specifications 20 W warr...

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