Presentation 2001/8/31
Timing Error Analysis in Digital-to-Analog Converter : Effects of Sampling Clock Jitter and Timing Skew(Glitch)
Haruo KOBAYASHI, Naoki KUROSAWA, Ikkou MIYAUCHI, Shinya KAWAKAMI, Hideyuki KOGURE, Takanori KOMURO, Hiroshi SAKAYORI,
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Abstract(in English) This paper decribes two timing nonideality issues of Digital-to-Analog Converters(DACs);sampling clock jitter and clock skew effects.(i)A fornula for output error power due to sampling clock jitter is derived, and this has been validated by numrical simulation;spectrum characteristics of jitter-related noise are also examined.We have also found that when an analog lowpass filter follows the DAC and only the noise power inside the signal band is considered, increasing jitter and increasing input signal frequency degrade the DAC SNR.(ii)The clock timing skew inside the DAC causes glitch impulses.We try to characterize them by simulation and we have found the followings;as the input frequency increases, the effects of the glitch on the DAC SNR decrease. The effects of the gletch due to upper bits on the DAC SNR and SFDR are more Significant than due to lower bits.Also glitch power is mainly located at the odd-multiple frequencies of the input signal.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) DAC / Sanpling / jitter / Clock Skew / Glitch
Paper # ICD200-91
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Conference Date 2001/8/31(1days)
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Registration To Integrated Circuits and Devices (ICD)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Timing Error Analysis in Digital-to-Analog Converter : Effects of Sampling Clock Jitter and Timing Skew(Glitch)
Sub Title (in English)
Keyword(1) DAC
Keyword(2) Sanpling
Keyword(3) jitter
Keyword(4) Clock Skew
Keyword(5) Glitch
1st Author's Name Haruo KOBAYASHI
1st Author's Affiliation Electronic Engineerig Department, Gunma University()
2nd Author's Name Naoki KUROSAWA
2nd Author's Affiliation Electronic Engineerig Department, Gunma University
3rd Author's Name Ikkou MIYAUCHI
3rd Author's Affiliation Electronic Engineerig Department, Gunma University
4th Author's Name Shinya KAWAKAMI
4th Author's Affiliation Electronic Engineerig Department, Gunma University
5th Author's Name Hideyuki KOGURE
5th Author's Affiliation Electronic Engineerig Department, Gunma University
6th Author's Name Takanori KOMURO
6th Author's Affiliation Agilent Technologies Japan, Ltd, Silicon-System Test Division
7th Author's Name Hiroshi SAKAYORI
7th Author's Affiliation Agilent Technologies Japan, Ltd, Silucon-System Test Division
Date 2001/8/31
Paper # ICD200-91
Volume (vol) vol.101
Number (no) 282
Page pp.pp.-
#Pages 8
Date of Issue