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128 U7232A DisplayPort Compliance Testing Notes

13 Source AC Common Mode Noise Tests

PASS Condition

AC Common Mode Noise = Nominal Frequency ±300 ppm.

Test R ef er en ce s

See Test 3.10: AC Common Mode Noise, in the DisplayPort- Compliance

Test Specification Version 1.

Spread Spectrum Clock (SSC)

SSC Acquisitions Sets the number of acquisitions taken to verify the SSC.

Single-ended Tests

Rise-Fall Mismatch

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 14 Test Configuration Options

Configuration Option Description

1 2 ... 123 124 125 126 127 128 129 130 131 132 133 ... 151 152

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