
Preparing for Signal Quality Analysis 1
DSOX4USBSQ USB 2.0 Signal Quality Analysis Application Electrical Testing Notes 15
Miscellaneous Cables and Devices
The following table lists miscellaneous cables and devices required for
certain tests.
Table 1 Miscellaneous Cables and Devices
Equipment Required Tests and Quantities
Host
Hi-Speed
Hub
Hi-Speed
Device
Hi-Speed
Low/Full
Speed
5m USB cable (any listed on USB-IF web site). 111as needed
1.5 m USB cable (any listed on USB-IF web site). 1 1 n/a n/a
1 m USB cable (any listed on USB-IF web site). n/a n/a n/a as needed
Modular AC power cord. 222n/a
Hi-Speed USB Hub (any listed on USB-IF web site). 1 n/a n/a n/a
Hi-Speed USB Device (any listed on USB-IF web site). 1 n/a n/a n/a
USB self-powered hub (and power supply). These are the
hubs used for compliance testing and are available from the
USB-IF. For development testing, in most cases, a hub that
has passed USB compliance testing can be used.
n/a n/a n/a 5
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