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http://dx.doi.org/10.5573/JSTS.2015.15.5.455

EMI Issues in Pseudo-Differential Signaling for SDRAM Interface  

Jang, Young-Jae (Department of Electronic and Electrical Engineering from POSTECH)
Yi, Il-Min (Department of Electronic and Electrical Engineering from POSTECH)
Kim, Byungsub (Department of Electronic and Electrical Engineering from POSTECH)
Sim, Jae-Yoon (Department of Electronic and Electrical Engineering from POSTECH)
Park, Hong-June (Department of Electronic and Electrical Engineering from POSTECH)
Publication Information
JSTS:Journal of Semiconductor Technology and Science / v.15, no.5, 2015 , pp. 455-462 More about this Journal
Abstract
H-field EMI measurements have been performed for the single-ended, the differential, and the pseudo-differential signaling on a 11" FR4 microstrip line. The pseudo-differential signaling reduces EMI by more than 10 dB compared to the single-ended signaling if the delay mismatch is lower than 5% of a period for a 3 GHz clock signal. Empirical H-field equations for both differential and single-ended signaling showed fair agreements with measurements.
Keywords
EMI; pseudo-differential signaling; H-field measurement; SDRAM interface;
Citations & Related Records
Times Cited By KSCI : 2  (Citation Analysis)
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