By Jose Moreira
Delivering an entire advent to the state of the art in high-speed electronic trying out with computerized attempt apparatus (ATE), this functional source is the 1st publication to concentration completely in this more and more very important subject. that includes transparent examples, this one-stop reference covers all serious elements of the topic, from high-speed electronic fundamentals, ATE instrumentation for electronic purposes, and attempt and measurements, to construction checking out, help instrumentation and textual content fixture layout.
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Extra resources for An Engineer's Guide to Automated Testing of High-Speed Interfaces
1-ps-wide buckets) are created and then the number of jitter measurements that are inside each bucket is counted. The histogram can then be normalized to a percentage by dividing the number of samples in each bucket by the total number of measurement samples used to generate the histogram. 23 where a resolution of 500 fs was used for each bucket with a total span of −100 ps to 100 ps. 24 Jitter histogram plots (left: not normalized; right: normalized). The jitter histogram provides a visualization on the amplitude of the jitter in the measured signal and might provide some clues on what type of jitter is present by analyzing its shape.
39. Clearly full duplex interfaces have the advantage of requiring fewer pins since both the transmitter and receiver share the same pins. The challenge with this type of approach is the I/O cell design. Typically bidirectional interfaces are behind unidirectional interfaces regarding the maximum achievable data rate. 39 Comparison of unidirectional and bidirectional interfaces. 6 Hardware Building Blocks and Concepts This section provides a high-level description of the important building blocks of high-speed I/O cells.
11 Differential signaling receiver termination schemes. 2 Time and Frequency Domains Digital signals can be analyzed in both the time and frequency domains. 12 (top). 2) [7, 8]. 3). 12 An ideal NRZ digital signal (top) and the power spectrum of a perfect NRZ random digital signal at 10 Gbps (bottom). 12 (bottom) shows the computed power spectrum for a 10 Gbps random binary sequence. Note that a null in the power spectrum exists at each multiple of the frequency corresponding to half of the bit period (TB /2).
An Engineer's Guide to Automated Testing of High-Speed Interfaces by Jose Moreira