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P77DESKEW Fixture Instructions

P77DESKEW

speci

fi

cations

Description

Speci

fi

cation

Input impedance

50

±2%

Fast Edge signal A & B input connectors

SMA

Maximum input signal

4.6 V

RMS

Time delay (Typical)

A to B (differential signal path)

5 ps

Port1 to Port2, or Port3 to Port4

10 ps

Port1 to Port3 or to Port4

30 ps

Port2 to Port3 or to Port4

30 ps

Difference between two rows of pads

5.7 ps

Temperature

Operating

0 °C to +45 °C (32 °F to +113 °F)

Non-operating

-20°C to +60 °C (-4 °F to +140 °F)

NOTE.

The signals routed to the pads are delayed by 30 ps relative to the signal

output at the solder tip clamps. There is a 5.7 ps time difference between the

fi

rst row of pads and the second row.

Environmental information

Equipment Recycling.

This product complies with the European

Union’s requirements according to Directive 2002/96/EC on waste
electrical and electronic equipment (WEEE). For more information
about recycling options, check the Support/Service section of the
Tektronix Web site (www.tektronix.com).

Contacting Tektronix

Web site:

www.tek.com

Phone:

1-800-833-9200

Address:

Tektronix, Inc.
Department or name (if known)
14200 SW Karl Braun Drive
P.O. Box 500
Beaverton, OR 97077 USA

Email:

[email protected]

Warranty information

For warranty information, go to www.tek.com/warranty.

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P77DESKEW Fixture Instructions

Summary of Contents for P77DESKEW

Page 1: ...your probe user manual for the anti static information For best performance you should check the calibration status of the oscilloscope before performing the deskew procedure If the oscilloscope requi...

Page 2: ...ey will be used 3 Connect the TekFlex tips to the ends of the main probe cables 4 For single ended inputs connect an SMA cable from a single source such as the FAST EDGE output connector on the oscill...

Page 3: ...under both probe tips are on If not double check your connections 7 For P77BRWSR browser accessory there are several pads on the deskew fixture that can be contacted by the browser tips Using these pa...

Page 4: ...on the B Port4 side of fixture board edge located between the Port1 and Port2 clamps Press the second tip against one of the ground pads on the right side of the row Figure 3 Connection points for the...

Page 5: ...l to use as the reference channel Channel 1 works well for this purpose 9 Select Deskew from the Vertical menu 10 Select the reference channel button and set the Deskew to 0 0 s 11 Set the acquisition...

Page 6: ...Select the button for the second channel that will be matched in time to the reference channel NOTE Do the next step at a signal amplitude within the same attenuator range vertical scale as your plann...

Page 7: ...its signal aligns with that of the reference channel When the signals are aligned they should look similar to the following figure Figure 6 Aligned signals no delay 19 Repeat the preceding steps for...

Page 8: ...ignal output at the solder tip clamps There is a 5 7 ps time difference between the first row of pads and the second row Environmental information Equipment Recycling This product complies with the Eu...

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