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Source Total Jitter Tests 4

U7232A DisplayPort Compliance Testing Notes 39

PASS Condition

UI is Unit Interval.

Test R ef er en ce s

See Test 3.12: Total Jitter (TJ) Measurements in the

DisplayPort- Compliance Test Specification Version 1.

Rise-Fall Mismatch Edge Sets the number of edges measured for the rise-fall mismatch test.

Upper Threshold (Debug

only)

Sets the upper threshold used to make a rise time or fall time

measurement.

Lower Threshold (Debug

only)

Sets the lower threshold used to make a rise time or fall time

measurement.

Intra-pair Skew

Intra-pair Edge Sets the number of edges measured for the intra-pair skew test.

AC Common Mode

AC Common Edge Sets the number of edges measured for the AC common mode test.

Table 4 Total Jitter at Internal and Compliance Points.

Transmitter package pin Transmitter Connector (TP2)

High-bit Rate (2.7 Gb/s per lane)

p-p

0.260 UI 0.364 UI

Reduced-bit Rate (1.62 Gb/s per lane)

p-p

0.160 UI 0.223 UI

Table 3 Test Configuration Options

Configuration Option Description

1 2 ... 34 35 36 37 38 39 40 41 42 43 44 ... 151 152

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Agilent Technologies DisplayPort Manual de servicio Pagina 39