lecture11_ee689_eq_overview

lecture11_ee689_eq_overview - ECEN689: Special Topics in...

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Sam Palermo Analog & Mixed-Signal Center Texas A&M University ECEN689: Special Topics in High-Speed Links Circuits and Systems Spring 2011 Lecture 11: Equalization Introduction
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Announcements Exam 1 is March 9 10:20-11:20AM (10 extra minutes) Closed book w/ one standard note sheet 8.5”x11” front & back Bring your calculator Covers material through lecture 10 Last year’s exam 1 is posted on the website for reference Equalization overview paper posted on website 2
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Agenda Equalization theory and circuits Equalization overview Equalization implementations TX FIR RX FIR RX CTLE RX DFE 3
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High-Speed Electrical Link System 4
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Link with Equalization 5 Serializer D TX [N:0] TX Clk Generation (PLL) TX FIR Equalization RX Clk Recovery (CDR/Fwd Clk) Σ RX CTLE + DFE Equalization Deserializer D RX [N:0] Channel f
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6 Channel Performance Impact
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7 Channel Performance Impact
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Channel Equalization 8 Equalization goal is to flatten the frequency response out to the Nyquist Frequency and remove time-domain ISI
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This note was uploaded on 01/01/2012 for the course ECEN 689 taught by Professor Enjeti during the Spring '07 term at Texas A&M.

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lecture11_ee689_eq_overview - ECEN689: Special Topics in...

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