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Agilent Technologies 5988-7401EN Setting Up the 33250A Waveform Generator, Viewing the Eye Diagram on the 86100 DCA

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Setting Up Signals for a Stressed Eye Diagram Measurement Setting Up Generic and Advanced Signals

Agilent 81133A/81134A Pulse Generator User’s Guide, January 2005 63

Setting Up the 33250A Waveform Generator

Program a 50 MHz sine wave with an amplitude of 2 Vpp:

1 Press the Freq softkey.

2With the numeric keypad en ter 50 as the frequency.

3Select the desired unit MHz by pressing the corresponding sof tkey.

4Press the Ampl softkey.

5Enter the value 2 with the numeri c keypad.

6Press the Vpp softkey to select the desired unit .

Viewing the Eye Diagram on the 86100 DCA

To view the eye diagram on the scope:

1Ensure that the channel outputs and the trigger output at the

81134A instrument are enabled.

2On the scope, switch to channel 1.

3Press the Source button near the trigger input until front panel is

selected.

4Press the Eye/Mask Mode button.

5Press AutoScale .

6Switch on the 33250A output with the output key.

The signal as displayed on a standard oscilloscope is depicted below.

Delay modulated with sine wave

Contents

Main 2 Important Notice WARNING CAUTION Contents Safety Requirements Introduction to the Agilent 81133A/81134A Pulse Generator Operating the Agilent 81133A/81134A Pulse Generator 4 Setting Up Generic and Advanced Signals Setting Up a Clock Signal Setting Up a Pulse Signal Setting Up a Data Pattern Setting Up a Burst Signal Updating the Firmware Troubleshooting Index Page Safety Requirements Safety Summary Environmental Conditions 8 Before Applying Power Ground the Instrument Do not Operate in an Explosive Atmosphere Do not Remove the Instrument Cover Initial Inspection Power Requirements Performance Requirements Ventilation Requirements Page Safety Requirements Declaration of Conformity Declaration of Conformity DECLARATION OF CONFORMITY Page 14 Benefits and Key Features Key Features Overview Front Panel Overview Input and Outputs Page Page Operating the Agilent 81133A/81134A Pulse Generator 20 Navigation through the Pages Page Page How to Change a Number Field Entering New Values 24 Modify Values (Fine-Tu ning) Changing Single Digits Page Setting Up Generic and Advanced Signals Setting Up a Clock Signal Page Page Page Page Page Page Page Setting Up a Pulse Signal 2.5 V 500 mV Pulse Width = 5 ns Period = 20 ns Page Page Page Setting Up a Data Pattern Page Page Page Page Page Setting Up a Burst Signal Page Page Page Page Page Setting Up a Repetitive Burst Signal Page Page Page Page Page Setting Up Signals for a Stressed Eye Diagram Measurement Connecting the Instruments 86100 DCA 81134A Pulse Generator 33250A Arbitrary Waveform Generator Setting Up the 81134A by Using the Graphical User Interface Page Page Setting Up the 33250A Waveform Generator Viewing the Eye Diagram on the 86100 DCA Play with the Settings Using the Agilent 81133A/81134A Pulse Generator Pages of the User Interface Page Combining Parameters for Signal Generation Instrument Modes Page Pattern Modes Signal Modes 111001 RZ R1 NRZ Variable Crossover Clock Sources Page Start Mode Trigger Out Timing of Generated Signals Clock Pulses Data Pattern PRBS Started Burst Repetitive Burst Trigger Out Output Jitter Modulation Saving and Recalling Settings Page Updating the Firmware Prerequisites Page Troubleshooting Page Index Agilent 81133A/81134A Pulse Generator Users Guide, January 2005 89 Index A B C D Index P R S T