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Status | 已發表Published |
A 32-Gb/s 3.53-mW/Gb/s Adaptive Receiver AFE Employing a Hybrid CTLE, Edge-DFE and Merged Data-DFE/CDR in 65-nm CMOS | |
Arya Balachandran1; Yong Chen2; Chirn Chye Boon1 | |
2019-11 | |
Conference Name | 15th Annual IEEE Asia Pacific Conference on Circuits and Systems, APCCAS 2019 |
Source Publication | Proceedings - APCCAS 2019: 2019 IEEE Asia Pacific Conference on Circuits and Systems: Innovative CAS Towards Sustainable Energy and Technology Disruption |
Pages | 221-224 |
Conference Date | 11-14 November 2019 |
Conference Place | Bangkok, Thailand |
Country | Thailand |
Publisher | IEEE |
Abstract | A 32-Gb/s adaptive receiver analog front-end (AFE) with a hybrid continuous-time linear equalizer (CTLE), a half-rate distributed edge and data decision feedback equalizer (DFE) and a clock data recovery (CDR) is presented. The hybrid CTLE counters the low-frequency as well as the high-frequency loss of 21 dB at Nyquist. Further post-cursors can be solved by using a half- rate, distributed 3-tap edge-DFE and 2-tap data-DFE, which is partially embedded in the CDR. The distributed DFE scheme addresses the inter symbol interference (ISI) at the edge and reduces the data jitter while data-DFE guarantees the vertical opening of the data eye. Fabricated in 65-nm CMOS, occupying an active area of 0.3 mm, the proposed prototype demonstrates an improvement of 0.15 UI in the horizontal eye opening of the data output at a receiver AFE with the conventional 5-tap data-DFE at BER=10, under a pseudorandom binary sequence (PRBS) of 2-1. The competitive power efficiency of 3.53 mW/Gb/s is measured with a supply voltage of 1.2 V. |
Keyword | Cmos Analog Front-end (Afe) Low Frequency Equalization (Lfeq) Inductorless Continuous-time Linear Equalizer (Ctle) Inductorless Channel Loss Decision Feedback Equalization (Dfe) Receiver |
DOI | 10.1109/APCCAS47518.2019.8953146 |
URL | View the original |
Language | 英語English |
Scopus ID | 2-s2.0-85078694667 |
Fulltext Access | |
Citation statistics | |
Document Type | Conference paper |
Collection | Faculty of Science and Technology INSTITUTE OF MICROELECTRONICS DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING |
Corresponding Author | Yong Chen |
Affiliation | 1.Nanyang Technological University, Singapore, Singapore 2.State Key Laboratory of Analog and Mixed-Signal VLSI and FST-ECE, University of Macau, Macau, China. |
Corresponding Author Affilication | Faculty of Science and Technology |
Recommended Citation GB/T 7714 | Arya Balachandran,Yong Chen,Chirn Chye Boon. A 32-Gb/s 3.53-mW/Gb/s Adaptive Receiver AFE Employing a Hybrid CTLE, Edge-DFE and Merged Data-DFE/CDR in 65-nm CMOS[C]:IEEE, 2019, 221-224. |
APA | Arya Balachandran., Yong Chen., & Chirn Chye Boon (2019). A 32-Gb/s 3.53-mW/Gb/s Adaptive Receiver AFE Employing a Hybrid CTLE, Edge-DFE and Merged Data-DFE/CDR in 65-nm CMOS. Proceedings - APCCAS 2019: 2019 IEEE Asia Pacific Conference on Circuits and Systems: Innovative CAS Towards Sustainable Energy and Technology Disruption, 221-224. |
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