Tektronix 8.00E+02 - Manuals

Page 2 - Contacting Tektronix

Copyright © Tektronix. All rights reserved. Licensed software products are owned by Tektronix or its subsidiaries or suppliers, and are protected by national copyright laws and international treaty provisions. Tektronix products are covered by U.S. and foreign patents, issued and pending. Informatio...

Page 3 - Warranty 2

Warranty 2 Tektronix warrants that this product will be free from defects in materials and workmanship for a period of one (1) yearfrom the date of shipment. If any such product proves defective during this warranty period, Tektronix, at its option, eitherwill repair the defective product without ch...

Page 5 - 0E00 Electrical Sampling Modules User Manual; Table of Contents

80E00 Electrical Sampling Modules User Manual i Table of Contents General Safety Summary iii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Environmental Considerations v . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preface vii . . . . . . . . . . . . . . . . ...

Page 6 - List of Figures

Table of Contents ii 80E00 Electrical Sampling Modules User Manual List of Figures Figure 1: Sampling module block diagram 3 . . . . . . . . . . . . . . . . . . . . . Figure 2: Sampling module, 80E04 shown 3 . . . . . . . . . . . . . . . . . . . . . Figure 3: Sampling module compartments 6 . . . . ....

Page 7 - General Safety Summary; Only qualified personnel should perform service procedures.; To Avoid Fire or

80E00 Electrical Sampling Modules User Manual iii General Safety Summary Review the following safety precautions to avoid injury and prevent damage tothis product or any products connected to it. To avoid potential hazards, use this product only as specified. Only qualified personnel should perform ...

Page 8 - Symbols and Terms

General Safety Summary iv 80E00 Electrical Sampling Modules User Manual Terms in this Manual. These terms may appear in this manual: WARNING. Warning statements identify conditions or practices that could result in injury or loss of life. CAUTION. Caution statements identify conditions or practices ...

Page 9 - Environmental Considerations; Production of this equipment required the extraction and; Handling

80E00 Electrical Sampling Modules User Manual v Environmental Considerations This section provides information about the environmental impact of theproduct. Observe the following guidelines when recycling an instrument or component: Equipment Recycling. Production of this equipment required the extr...

Page 11 - vii; Preface; Optional Accessories; Manual Structure; Getting Started; Related Documentation

80E00 Electrical Sampling Modules User Manual vii Preface This is the user manual for the 80E01, 80E02, 80E03, 80E04, and 80E06sampling modules. It covers the following information: H Description of the capabilities of the sampling modules and how to installthem H Explanation of how to operate the s...

Page 13 - DSA8200 Digital Serial Analyzer

80E00 Electrical Sampling Modules User Manual 1 Getting Started The Tektronix 80E01, 80E02, 80E03, 80E04, and 80E06 sampling modules arehigh-performance sampling modules that can be installed in the following maininstruments: H DSA8200 Digital Serial Analyzer H CSA8000, CSA800B, and CSA8200 Communic...

Page 14 - Product Description; The sampling modules provide the features shown in Table 2.; Electrostatic Discharge

Getting Started 2 80E00 Electrical Sampling Modules User Manual Product Description The sampling modules provide the features shown in Table 2. Table 2: Sampling module features Feature 80E01 80E02 80E03 80E04 80E06 Number of independent channels 1 2 2 2 1 Rise time 7 ps, typical 1 ≤ 28 ps ≤ 17.5 ps...

Page 16 - Options and Accessories; Table 3: Standard accessories; Table 4: Optional accessories; Options

Getting Started 4 80E00 Electrical Sampling Modules User Manual Options and Accessories This section lists the standard and optional accessories available for the samplingmodules. The following options can be ordered for the sampling modules: H Option C3: Three years of calibration services H Option...

Page 18 - Installation; Figure 3: Sampling module compartments

Getting Started 6 80E00 Electrical Sampling Modules User Manual Installation The sampling modules fit into the front panel of the main instrument. Figure 3shows the front panel of a DSA8200 and the locations of the sampling-modulecompartments. Large modules Small modules Left-most small module compa...

Page 19 - Static Controlled

Getting Started 80E00 Electrical Sampling Modules User Manual 7 Know your signal source. If it is capable of delivering overvoltages, it is safer tonot depend on the signal source settings for protection, but instead use anexternal attenuator that protects the input from the worst-case conditions. F...

Page 20 - Figure 4: Installing a sampling module; Module Installation

Getting Started 8 80E00 Electrical Sampling Modules User Manual To install a sampling module, first turn off the instrument using the front-panelOn/Standby switch. Then place the sampling module in a compartment andslowly push it in with firm pressure. Once the sampling module is seated, turnthe hol...

Page 21 - Compensation

Getting Started 80E00 Electrical Sampling Modules User Manual 9 After installing a sampling module or after moving a sampling module from onecompartment to another, you should run compensation from the Utilities menu toensure the instrument meets it specifications. Also run a compensation (accessedf...

Page 23 - Operating Basics; Usage; To prevent damage to your sampling module or instrument, do not

80E00 Electrical Sampling Modules User Manual 11 Operating Basics This chapter makes you familiar with the operation of your sampling module. Itdescribes the front-panel controls and connectors, interaction of the samplingmodule with your main instrument, programming the sampling module, and useradj...

Page 24 - Signal Connector

Operating Basics 12 80E00 Electrical Sampling Modules User Manual Front-Panel Controls Each sampling module contains two identical input channels (80E01 and 80E06each have one channel). This section describes channel controls, connectors, andindicators. TDR on indicator light (red) (80E04) Signal co...

Page 25 - System Interaction; TEKPROBE Connector

Operating Basics 80E00 Electrical Sampling Modules User Manual 13 H If you press the button and the channel is not currently acquiring (for anychannel or math waveform), then the instrument activates (turns on) thechannel. H If you press the button and the channel is currently active as a channelwav...

Page 26 - Programmer Interface Commands

Operating Basics 14 80E00 Electrical Sampling Modules User Manual Figure 6: Vertical Setup dialog box Programmer Interface Commands The remote-programming commands for all sampling modules are documentedin the online Programmer Guide. User Adjustments All sampling module setups, parameters, and adju...

Page 29 - Reference; Taking TDR Measurements

80E00 Electrical Sampling Modules User Manual 17 Reference This chapter contains the following sections: H Taking TDR Measurements describes how to use the 80E04 sampling module to perform time-domain-reflectometry (TDR) measurements. H TDR Measurements Background contains information that describes...

Page 30 - Operation Into a Short.; Keys to Using

Reference 18 80E00 Electrical Sampling Modules User Manual Read the following topics; they provide details that can help you set up and takeeffective TDR measurements. TDR Step Generation. Both channels in the 80E04 TDR/sampling module have a selectable polarity step generator which gives both chann...

Page 32 - Shape of Reflections.

Reference 20 80E00 Electrical Sampling Modules User Manual When the diode switch opens (reverse-biased), apparent resistance to ground atthe acquisition point (and at the channel connector) is 25 Ω because the internal termination resistance is 50 Ω in parallel with the connector impedance of 50 Ω. ...

Page 34 - To Take a TDR

Reference 22 80E00 Electrical Sampling Modules User Manual This example demonstrates the TDR feature of the 80E04 sampling module.TDR is a method of examining and measuring a network or transmission line bysending a step into the network and monitoring the reflections. Overview To take a TDR measure...

Page 39 - TDR Measurements Background; Figure 12: Microstrip discontinuities

Reference 80E00 Electrical Sampling Modules User Manual 27 TDR Measurements Background TDR is based on a simple concept: Whenever energy transmitted through anymedium encounters a change in impedance, some of the energy is reflected backtoward the source. The amount of energy reflected is a function...

Page 40 - Figure 13: TDR waveform of microstrip in Figure 12; Cause of Reflections

Reference 28 80E00 Electrical Sampling Modules User Manual The reflections that a TDR displays and measures are caused by changes in theimpedance of the path of the step (circuit board, cable, or integrated circuit). Anysignificant change in impedance will cause a reflection. As an example, if anope...

Page 41 - TDR Measurement Range

Reference 80E00 Electrical Sampling Modules User Manual 29 Short Figure 14: TDR step and reflection (short) What is the range of your TDR? is a common question asked by people lookingto purchase a TDR. This is a very important question that cannot be answeredsimply. Another important consideration i...

Page 42 - NOTE; Finding the Velocity of

Reference 30 80E00 Electrical Sampling Modules User Manual The time between the incident edge and the reflected edge is valuable indetermining the length of the transmission line from the TDR to a mismatch, orbetween two mismatches. The formula is: D = v 䴍 × T 2 = v 䴍 T 2 where: v 䴍 = velocity of pr...

Page 43 - line terminated in 75

Reference 80E00 Electrical Sampling Modules User Manual 31 Figure 15 shows a typical waveform from a Tektronix CSA8200 mainframeequipped with an 80E04 TDR/sampling module. In this case, the instrument isconnected through a 50 Ω coaxial cable to a 75 Ω device under test. The incident step is about 2 ...

Page 44 - Taking Differential and Common-Mode TDR Measurements; Making Accurate TDR

Reference 32 80E00 Electrical Sampling Modules User Manual A number of issues must be considered to make accurate TDR measurements. Ingeneral it is relatively easy to make impedance measurements near the referenceimpedance (usually 50 Ω ). Higher accuracy or measurements farther from the reference i...

Page 49 - Adjusting TDR Step

Reference 80E00 Electrical Sampling Modules User Manual 37 When making differential or common-mode TDR measurements, the two stepsmust arrive at the same time at the reference plane (usually the connection pointto the device under test). To adjust the TDR step deskew perform the followingsteps: Over...

Page 50 - Connector and Adapter Care Requirements

Reference 38 80E00 Electrical Sampling Modules User Manual Connector and Adapter Care Requirements This section describes proper care and use of the connector and adapter forelectrical modules, including protection against electrostatic discharge (ESD),cleaning connectors, and the assembly and torqu...

Page 51 - Cleaning Connectors

Reference 80E00 Electrical Sampling Modules User Manual 39 H Reduce connector wear by keeping connectors clean and by connecting themproperly. H Replace calibration devices with worn connectors and use an adapter on theinput connector, when applicable, to minimize wear. H Inspect connector mating-pl...

Page 53 - Assembly and Torquing

Reference 80E00 Electrical Sampling Modules User Manual 41 Good connections require a skilled operator. The most common cause ofmeasurement error is bad connections. The procedures in this section describehow to make good connections. Overview To properly perform assembly and torquing ofconnectors C...

Page 54 - Table 5: Torque Wrench Information

Reference 42 80E00 Electrical Sampling Modules User Manual Overview Control elements & resources To properly perform assembly and torquing ofconnectors (cont.) Torquing multi- ple inline connectors 1. If starting from a fully disassembled state, order theconnections so that they are assembled fr...

Page 55 - TDR Impedance Measuring; TDR Impedance-Measuring Application Online Help; Detecting Blown Inputs; Checking For Damage

Reference 80E00 Electrical Sampling Modules User Manual 43 TDR Impedance Measuring This stand-alone application implements the TDR calibration procedure(s)specified by the IPC--TM--650 test methodology. It enhances the accuracy andrepeatability of impedance measurements by calibrating the test setup...

Page 56 - Prevention

Reference 44 80E00 Electrical Sampling Modules User Manual Figure 16: TDR step of undamaged sampling module EOS (Electrical Overstress) Prevention EOS occurs when an electronic device is subjected to an input voltage higherthan its designed maximum tolerable level. Similar to ESD (Electrical StaticD...

Page 57 - Figure 17: First example of EOS error

Reference 80E00 Electrical Sampling Modules User Manual 45 If the waveform top is bowed, sagged, hooked, or tilted, assume static hasdamaged the module and service is required. Figure 17 on page 45 shows atypical waveform signature indicating EOS damage. Also be aware that EOS can be cumulative; tha...

Page 58 - Figure 18: Second example of EOS error showing cumulative effect

Reference 46 80E00 Electrical Sampling Modules User Manual trig’d T 261.7 ns 2 s/div 20.26 s/div EOS signature 1.995 p 200 m p /div -- 2.005 p Figure 18: Second example of EOS error showing cumulative effect

Page 59 - Specifications; Electrical Sampling Modules; symbol are checked in the

Specifications 80E00 Electrical Sampling Modules User Manual 47 Specifications Electrical Sampling Modules This section contains specifications for the 80E01, 80E02, 80E03, 80E04, and80E06 sampling modules. All specifications are guaranteed unless noted as“typical.” Typical specifications are provid...

Page 65 - Glossary

80E00 Electrical Sampling Modules User Manual 53 Glossary Accuracy The closeness of the indicated value to the true value. Analog-to-Digital Converter A device that converts an analog signal to a digital signal. Attenuation A decrease in magnitude of current, voltage or power of a signal. Attenuator...

Page 67 - Index

80E00 Electrical Sampling Modules User Manual 55 Index A Accessories, 4 List, 4Optional, 4Standard, 4 Accuracy, 53Address, Tektronix, viAdjustments, 14Analog-to-digital converter, 53Application software version, requirement vs. module model, 1 Assembly and Torquing procedure, 41tips, 41 Attenuation,...