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Warranted Characteristics

Appendix B: Specification

TDS 820 Performance Verification

2Ć17

Table 2-12: Warranted Characteristics — Environmental and Reliability (Cont.)

Name

Description

Emissions

Meets or exceeds the requirements of the following standards:

MIL-STD-461C

CE-03, part 4, curve #1,

RE-02, part 7

VDE 0871, Category B

FCC Rules and Regulations, Part 15, Subpart J, Class A

Electrostatic Discharge

Up to 8 kV with no change to control settings or impairment of normal
operation

Up to 15 kV with no damage that prevents recovery of normal opera-
tion

Содержание TDS 820

Страница 1: ...Performance Verification TDS 820 Digitizing Oscilloscope 070 8696 00 Please check for change information at the rear of this manual First Printing February 1993...

Страница 2: ...tronix Inc Beaverton Oregon USA E200000 Tektronix United Kingdom Ltd London J300000 Sony Tektronix Japan H700000 Tektronix Holland NV Heerenveen The Netherlands Instruments manufactured for Tektronix...

Страница 3: ...any other locations This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care Tektronix shall not be obligated to furnish ser...

Страница 4: ......

Страница 5: ...cilloscope H The TDS 820 User Manual H The TDS 800 Series Family Programmer Manual describes using a computer to control the digitizing oscilloscope through the GPIB interface H The TDS 820 Reference...

Страница 6: ...Preface ii...

Страница 7: ...nce Tests 1 11 Prerequisites 1 11 Equipment Required 1 11 Test Record 1 13 Signal Acquisition System Checks 1 17 Check Accuracy of Net Offset 1 17 Check Voltage Measurement Accuracy 1 21 Check Rise Ti...

Страница 8: ...Contents i Specifications Product Description 2 1 General 2 1 Nominal Traits 2 3 Warranted Characteristics 2 7 Performance Conditions 2 7 Typical Characteristics 2 13...

Страница 9: ...ther property H statements identify conditions or practices that could result in personal injury or loss of life These two terms appear on equipment H CAUTION indicates a personal injury hazard not im...

Страница 10: ...nput or output terminals of the digitizing oscillo scope Without the protective ground connection all parts of the digitizing oscillo scope are potential shock hazards This includes knobs and controls...

Страница 11: ...ation vii Do Not Operate in Explosive Atmospheres The digitizing oscilloscope provides no explosion protection from static dis charges or arcing components Do not operate the digitizing oscilloscope i...

Страница 12: ...Safety viii...

Страница 13: ...Performance Verification Procedures...

Страница 14: ......

Страница 15: ...y They can be used as a quick check before making a series of important measurements H To further check functionality first do the Self Tests just mentioned then do the procedures under Functional Tes...

Страница 16: ...ad in statement in italics instructs you what to do while the instructions that follow tell you how to do it in the exam ple step below Initialize the oscilloscope by doing Press save recall SETUP Now...

Страница 17: ...ymbols Ground Levels and Waveform Sources Graticule and Waveforms Side menu area Readouts for measurements move here when CLEAR MENU is pressed Main menu display area Readouts in lower graticule area...

Страница 18: ...is highlighted in the pop up menu Remove all input signals from the inputs c Run the System Diagnostics Press the main menu button Execute then press the side menu button OK Confirm Run Test d Wait T...

Страница 19: ...erate They do not verify that they operate within limits Therefore when the instructions in the functional tests that follow call for you to verify that a signal appears on screen that is about five d...

Страница 20: ...other end of the cable to the T connector Connect the T connector through SMA cables to the CH 1 input and the EXT TRIGGER INPUT on the front panel b Initialize the oscilloscope H Press save recall SE...

Страница 21: ...ckwise increases the amplitude and returning the knob to its original setting 50 mv or 100 mV returns the amplitude to its original number of divisions d Verify that the channel acquires in all acquis...

Страница 22: ...enu button Recall Factory Setup then press the side menu button OK Confirm Factory Init c Modify default settings H Press AUTOSET to obtain a viewable triggered display H Set the horizontal SCALE to 2...

Страница 23: ...R INPUT on the front panel See Figure 1 3 on page 1 6 b Initialize the oscilloscope H Press save recall SETUP H Press the main menu button Recall Factory Setup H Press the side menu button OK Confirm...

Страница 24: ...tion 1 10 H Pressing SET LEVEL TO 50 triggers the signal that you just left untriggered Leave the signal triggered 3 Remove the test hookup Disconnect the standard accessory SMA cables and T connector...

Страница 25: ...nd on page 1 3 and those under Functional Tests found on page 1 5 H A signal path compensation must have been done within the recom mended calibration interval after the prerequisite warm up period li...

Страница 26: ...rconnec tion 5 Connector Dual Banana two re quired Female BNC to dual banana Tektronix part number 103 0090 00 Various Accuracy Tests 6 Connector BNC T Male BNC to dual female BNC Tektronix part numbe...

Страница 27: ...5 10 9 over 0 55_ C Resolution 1 kHz Wiltron 67xxB 20 with Option 2 Various Accuracy Tests 16 Generator Cal ibration Step TEKTRONIX 067 1338 00 Cal ibration Step Generator Checking Rise Time 17 DMM Re...

Страница 28: ...Line 0 V 1 0 V 1 0 V 4 mV 2 391 V 2 mV 1 9935 V __________ __________ __________ __________ __________ __________ __________ __________ 4 V 2 407 V 2 mV 2 0065 V Voltage Measurement Accuracy CH1 With...

Страница 29: ...hannels Delta Time Between Channels CH 1 and CH 2 Deskew 0 N A __________ __________ 20 ps Delta Time Single Channel CH1 1 ns 100 ps 10 ps 100 ns 984 ps 95 ps 8 ps 99 885 ps __________ __________ ____...

Страница 30: ...V __________ __________ __________ __________ __________ __________ N A N A N A External Trigger 10 MHz 200 MHz 1 GHz 40 mV 40 mV 200 mV __________ __________ __________ __________ __________ ________...

Страница 31: ...han inputs of the oscilloscope Equipment Required Two dual banana connectors Item 5 one BNC T connector Item 6 one DC calibration generator Item 14 one BNC to SMA adapter Item 8 and two precision coax...

Страница 32: ...a 50 W precision coaxial cable to the other side of the BNC T connector Connect the BNC to SMA adapter to CH 1 Now connect the BNC T connector to the BNC to SMA adapter c Modify the default settings H...

Страница 33: ...ale Setting Generator Voltage Settinga Vertical Position Settinga Offset Set tinga Measurement Offset Accuracy Limits 100 mV 0 V 0 0 V V1 2 mV to 2 mV 1 0 V 0 1 0 V V2 Record measurement as V2 1 0 V 0...

Страница 34: ...fset since varying the position invalidates the check d Read the measurement results at the mean readout on screen See Figure 1 5 Record the results for later use e Check against limits Do the followi...

Страница 35: ...ore con necting disconnecting and or moving the test hookup during the performance of this procedure Do not connect more than inputs of the oscilloscope Equipment Required Two dual banana connectors I...

Страница 36: ...in menu button Comp All then press the side menu button OK Compensate ALL H Press CLEAR MENU to remove the menus from the screen b Hook up the test signal source H Set the output of a DC calibration g...

Страница 37: ...accura cy Do the following substeps test CH 1 first skipping substep a since CH 1 is already set up to be checked from step 1 a Select an unchecked channel H Press WAVEFORM OFF to remove the channel...

Страница 38: ...setting listed Table 1 4 is for instruments with a delay line standard instrument Table 1 5 is for instruments without delay lines Option 1D H Set the vertical SCALE to the setting in the table H Set...

Страница 39: ...eat substeps a through e for all input channels 3 Disconnect the hookup a Set the generator output to 0 V b Then disconnect the cable from the generator output at the input connector of the channel la...

Страница 40: ...y Init b Modify the default settings H Press MEASURE H Press the main menu button Reference Levels then press the side menu button Set Levels in H Set the horizontal SCALE to 100 ns H Press SHIFT then...

Страница 41: ...H Press HORIZONTAL MENU H Press the main menu button Time Base Position then press 0 and ENTER on the keypad On instruments without delay lines this step sets the time base position to 16 ns b Set the...

Страница 42: ...ose knob to position the rising edge of the waveform to the center of the screen approximately 35 ns d Measure the test signal Read and record for later use the results at the CHx Rise Time readout wh...

Страница 43: ...form on screen Figure 1 9 Measurement of Rise Time Check Input Resistance Equipment Required One DMM Item 17 two precision BNC cables Item 2 one BNC to SMA adapter Item 8 one BNC T Item 6 and two BNC...

Страница 44: ...SMA adapter to CH 1 H Repeatedly press WAVEFORM OFF to remove all waveforms from the screen b Hook up the test signal source H Connect the BNC to SMA adapter to the CH 1 input Connect the BNC to dual...

Страница 45: ...adapter Item 10 one BNC to SMA adapter Item 8 one N to BNC adapter Item 11 and one precision coaxial cable Item 2 Prerequisites See page 1 11 Procedure High Frequency Sine Wave Generator Output SMA P...

Страница 46: ...ress the main menu button Mode Now press the side menu button Normal H Press SET LEVEL TO 50 H Press HORIZONTAL MENU H Press the main menu button Manual Deskew H If you want to restore the present des...

Страница 47: ...ion H Press the main menu button Dual Wfm Math H Press the side menu button Set 1st Source to then using the general purpose knob set the source to Ch 1 H Press the side menu button Set Operator to th...

Страница 48: ...o precisely align the active cursor to the bottom of the Math2 waveform H Press TOGGLE Use the general purpose knob to precisely align the alternate cursor to the top of the Math2 waveform H Press CLE...

Страница 49: ...Disconnect the hookup Disconnect the cables divider and adapter from the generator output at the input connectors of CH 1 and CH 2 Check Accuracy of Single Channel Delta Time Measurements Equipment R...

Страница 50: ...an N to BNC adapt er a precision coaxial cable a BNC to SMA adapter a 50 W power divider and two SMA cables the sine wave generator to CH 1 and the EXT TRIGGER INPUT Set the output of the generator to...

Страница 51: ...side menu button Average b Check single channel delta time measurement accuracy at 1 ns against limits H Press MEASURE H Press the main menu button High Low Setup then press the side menu button Min...

Страница 52: ...t of 23 0 ns the seventh positive cross H Press CLEAR MENU H Record the Cross and Period readouts for later use H Set the generator frequency to 909 090 MHz b Set positive cross level H Adjust the Tri...

Страница 53: ...10 ps a Display the test signal H Set the generator frequency to 1 000 GHz H Press SET LEVEL TO 50 H Press HORIZONTAL MENU H Press the main menu button Time Base Position then adjust the general purpo...

Страница 54: ...vel H Adjust the Trigger LEVEL for the same Cross readout as you recorded in substep a If you can adjust to the same Cross readout skip to substep c H Press SET LEVEL TO 50 H Record the Cross and Peri...

Страница 55: ...hannel delta time measurement accuracy at 100 ns against limits H Press MEASURE H Press the main menu button Remove Measrmnt then press the side menu button Measurement 2 H Press CLEAR MENU H CHECK th...

Страница 56: ...on page 1 11 Procedure Function Generator Output SMA Power Divider BNC to SMA Adapter Coaxial Cable Figure 1 19 Initial Test Hookup 1 Install the test hookup and preset the instrument controls a Hook...

Страница 57: ...e Horizontal POSITION control to position the start of the waveform one division from the left side of the graticule H Press TRIGGER MENU then press the main menu button Level Press 400 SHIFT m and th...

Страница 58: ...m H CHECK that the Cursor readout is 310 mV to 490 mV 3 If your oscilloscope has a delay line confirm each input channel trigger source Press TRIGGER MENU then press the main menu button Source Now pr...

Страница 59: ...preset the instrument controls a Initialize the oscilloscope H Press save recall SETUP H Press the main menu button Recall Factory Setup H Press the side menu button OK Confirm Factory Init b Hook up...

Страница 60: ...nly perform this step if your oscilloscope contains delay lines it does not contain Op tion 1D a Display the test signal H Set the generator frequency to 10 MHz H Set the generator amplitude so that t...

Страница 61: ...channels Move the SMA cable to the input connector that corresponds to the channel to be confirmed Press WAVEFORM OFF Press the front panel button that corresponds to the channel to be confirmed Only...

Страница 62: ...e oscilloscope amplitude readout Leave the Main trigger system triggered on the positive slope of the waveform before proceeding to the next check 5 Disconnect the hookup Disconnect the cables attenua...

Страница 63: ...f 1 H Press SHIFT then ACQUIRE MENU H Press the main menu button Mode then press the side menu button Average Press 64 on the keypad then press ENTER H Press WAVEFORM H Press the main menu button Save...

Страница 64: ...NU H If your oscilloscope has delay lines standard instrument CHECK that the M2 RMS readout on screen is v1 2 mV If your oscilloscope does not have delay lines Option 1D CHECK that the M2 RMS readout...

Страница 65: ...ess SHIFT then ACQUIRE MENU H Press the main menu button Mode then press the side menu button Normal H Set the vertical SCALE to 50 mV H Set the horizontal SCALE of the Main time base to 200 ps H Pres...

Страница 66: ...he keypad to set the level to 0 V press 0 then ENTER on the keypad H Press HORIZONTAL MENU H Press the main menu button Time Base Position using the general purpose knob slowly adjust the time base po...

Страница 67: ...ormance Verification 1 53 Fourth adjust the time base position to start the display at 0 V Figure 1 26 Trigger Delay Jitter Time Base Position Fifth measure the mean and RMS voltages Figure 1 27 Trigg...

Страница 68: ...due to jitter channel noise 2 Random noise 2 j Calculate the time jitter Use the vertical noise due to jitter calculated in step i and the slew rate to calculate the time jitter Time jitter Vertical...

Страница 69: ...from the readout and the random noise from substep d M2 RMS value Time jitter at 200 ns Noise due jitter at 200ns Slew rate v3 ps 30 ppm 200 ns v9 ps Channel noise at 200 ns RMS Readout at 200 ns in m...

Страница 70: ...Performance Tests Performance Verification 1 56...

Страница 71: ...Performance Tests TDS 820 Performance Verification 1 57...

Страница 72: ...Specifications Replace this page with the tab divider of the same name...

Страница 73: ......

Страница 74: ...TDS 820 Performance Verification 2 1 Appendix B Specification...

Страница 75: ...with the familiarity of traditional horizontal and vertical knobs H On line help at the touch of a button H Specialized display modes such as variable persistence gray scaling and waveform averaging...

Страница 76: ...to adjust some function such as the position of measurement cursors on screen or the fine gain setting for a channel GUI The user interface also makes use of a GUI or Graphical User Interface to make...

Страница 77: ...urces H CH 1 or CH 2 A trigger signal picked from either of the two input chan nels This trigger source has a bandwidth of 1 GHz not available with Option 1D H External Input An external trigger input...

Страница 78: ...reference level in the case of the V Bars its time with respect to the trigger point event of the acquisition For time measurements units can be either seconds or Hertz for 1 time Measure Measure can...

Страница 79: ...to aid in fault detection and servicing are also accessible using commands sent from a GPIB controller Another standard feature is hardcopy This feature allows you to output waveforms and other on scr...

Страница 80: ...Product Description Appendix B Specification TDS 820 Performance Verification 2 7...

Страница 81: ...Product Description Appendix B Specification Specification 2 8...

Страница 82: ...l Traits Signal Acquisition System Name Description Digitizers Number of Two Digitized Bits Number of 14 bits1 Input Channels Number of Two Input Coupling DC Input Connector Type SMA Input Impedance 5...

Страница 83: ...teps Deskew Range Between Channel 0 to 10 ns Holdoff Range 15 ms to 2 s 1The sample acquire rate is less than or equal to the slower of the trigger rate or the reciprocal of the trigger holdoff time T...

Страница 84: ...ls for single 8 10 division graticule with 1 cm by 1 cm square divisions Waveform Display Gray Scale Sixteen levels in infinite persistence and variable persistence display styles Table 2 6 Nominal Tr...

Страница 85: ...thout delay lines 13 2 kg 29 lbs with front cover 23 2 kg 51 lbs when pack aged for domestic shipment Delay line version of the TDS 820 13 6 kg 30 lbs with front cover 23 6 kg 52 lbs when pack aged fo...

Страница 86: ...tics found in these tables of warranted characteris tics apply when the oscilloscope has been adjusted at an ambient tempera ture between 20_ C and 30_ C after a warm up period of at least 20 minutes...

Страница 87: ...c 0 2 mV _C after vertical calibration for the delay line version of the TDS 820 Tadj is the ambient temperature at which offset gain was adjusted Tamb is the ambient temperature Tc is the ambient tem...

Страница 88: ...ration Specification D Time Interval Ti Time Measurement Accuracy 2 ps 1 ps 5 ps 20 ps 50 ps 200 ps 500 ps 10 ps 100 ps 1 ns 1 Accuracy Delta Time Measurement Between Channels 30 ps 0 1 measured delta...

Страница 89: ...External CH 1 and CH 2 Accuracy 0 10 level 0 05 V 0 10 level 0 05 V for the delay line version of the TDS 820 Table 2 11 Warranted Characteristics Power Requirements Name Description Source Voltage 9...

Страница 90: ...iption Emissions Meets or exceeds the requirements of the following standards MIL STD 461C CE 03 part 4 curve 1 RE 02 part 7 VDE 0871 Category B FCC Rules and Regulations Part 15 Subpart J Class A Ele...

Страница 91: ...Warranted Characteristics Appendix B Specification Specification 2 18...

Страница 92: ...andwidth Analog1 8 GHz 6 GHz for the delay line version of the TDS 820 Strobe Kickout Less than 0 6 input signal net offset Less than 0 3 input signal net offset for the delay line version of the TDS...

Страница 93: ...le 2 15 Typical Characteristics Triggering System Name Description Pulse Width Minimum Trigger External 0 25 ns CH 1 and CH 2 0 5 ns for the delay line version of the TDS 820 only Table 2 16 Typical C...

Страница 94: ...Typical Characteristics Appendix B Specification TDS 820 Performance Verification 2 21...

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