IEEE Catalog Number: ISBN:

CFP14542-POD 978-1-4799-5697-5

ESSCIRC 2014 – 40th European Solid State Circuits Conference (ESSCIRC 2014)

Venice, Italy 22-26 September 2014

ESSCIRC 2014 Table of Contents

Joint Plenary Talks

A1L-A ESSCIRC/ESSDERC Joint Plenary: S. DeBoer (Micron) Date: Tuesday, September 23, 2014 Time: 09:00 - 09:40 Room: Perla Chairs: Paolo Pavan; University of Modena e Reggio Emila A Semiconductor Memory Development and Manufacturing Perspective ................ 1

Greg Atwood, Scott Deboer, Kirk Prall, Linda Somerville Micron Technology, Inc., United States

A2L-A ESSCIRC/ESSDERC Joint Plenary: S. Sutardja (Marvell Semi.) Date: Tuesday, September 23, 2014 Time: 09:40 - 10:20 Room: Perla Chairs: Pietro Andreani; Lund University Andrea Bevilacqua; Università degli Studi di Padova Slowing of Moore's Law Signals the Beginning of Smart Everything ....................... 7

Sehat Sutardja Marvell Semiconductor, United States

B1L-A ESSCIRC/ESSDERC Joint Plenary: W. Snoeys (CERN) Date: Wednesday, September 24, 2014 Time: 08:40 - 09:20 Room: Perla How Chips Helped Discover the Higgs Boson at CERN ............................................. 9

Walter Snoeys Conseil Européen pour la Recherche Nucléaire, Switzerland

B2L-A ESSCIRC/ESSDERC Joint Plenary: A. Steegen (IMEC) Date: Wednesday, September 24, 2014 Time: 09:20 - 10:00 Room: Perla Chairs: Gaudenzio Meneghesso; DEI - Università di Padova Logic Scaling Beyond 10nm, a Power-Performance-Area-Cost Trade Off .............. N/A

An Steegen Imec, Belgium

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C1L-A ESSCIRC/ESSDERC Joint Plenary: F. Marchiò (STMicroelectronics) Date: Thursday, September 25, 2014 Time: 09:00 - 09:40 Room: Perla Chairs: Roberto Bez; Micron Automotive Electronics: Application & Technology Megatrends ............................ 23

Fabio Marchiò1, Boris Vittorelli2, Roberto Colombo2 1STMicroelectronics, Italy; 2STMicroelectronics GmbH, Germany

C2L-A ESSCIRC/ESSDERC Joint Plenary: T.H. Lee (Stanford) Date: Thursday, September 25, 2014 Time: 09:40 - 10:20 Room: Perla Chairs: Andrea Bevilacqua; Università degli Studi di Padova Pietro Andreani; Lund University Terahertz Electronics: the Last Frontier .................................................................... 30

Thomas H. Lee Stanford University, United States

ESSCIRC Plenary Talks

A6L-A ESSCIRC Plenary: H. Darabi (Broadcom) Date: Tuesday, September 23, 2014 Time: 14:20 - 15:00 Room: Perla Chairs: Pietro Andreani; Lund University Andrea Bevilacqua; Università degli Studi di Padova Blocker Tolerant Software Defined Receivers ........................................................... 35

Hooman Darabi, David Murphy, Mohyee Mikhemar, Ahmad Mirzaei Broadcom Corporation, United States

B3L-A ESSCIRC Plenary: U. Moon (Oregon State Univ.) Date: Wednesday, September 24, 2014 Time: 11:00 - 11:40 Room: Perla Emerging Analog-to-Digital Converters ..................................................................... 43

Nima Maghari2, Un-Ku Moon1 1Oregon State University, United States; 2University of Florida, United States

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C6L-A ESSCIRC Plenary: K. Philips (IMEC) Date: Thursday, September 25, 2014 Time: 14:20 - 15:00 Room: Perla Chairs: Andrea Bevilacqua; Università degli Studi di Padova Pietro Andreani; Lund University Ultra Low Power Short Range Radios Covering the Last Mile of the IoT ................ 51

Kathleen Philips Imec, Netherlands

Technical Sessions

A4L-B Pipeline ADCs

Date: Tuesday, September 23, 2014 Time: 11:00 - 12:40 Room: Mosiaci 1 Chairs: Klaas Bult; Broadcom Corporation George Gielen; Katholieke Universiteit Leuven Time Interleaved 16 Bit, 250MS/s ADC Using a Hybrid Voltage/Current Mode

Architecture with Foreground Calibration ................................................................. 59 Yusuf Haque, Donald Lewis, Rex Hales, Ryan Kier, Tracy Johancsik, Paul Watkins, William Picken, Marcellus Harper, Shyam Dujari Crest Semiconductors, United States

A 40MHz-BW 35fJ/Step-FoM Nonlinearity-Cancelling Two-Step ADC with Dual-Input VCO-Based Quantizer ............................................................................... 63 Peng Zhu1, Xinpeng Xing2, Georges Gielen1 1Katholieke Universiteit Leuven, Belgium; 2Tsinghua University, China

A 12b 53 mW 195 MS/s Pipeline ADC with 82dB SFDR Using Split-ADC Calibration.................................................................................................................... 67 Rohan Sehgal, Frank van der Goes, Klaas Bult Broadcom Corporation, Netherlands

A 50V Input Range 14Bit 250kS/s ADC with 97.8dB SFDR and 80.2dB SNR ........... 71 Ilter Özkaya, Cagri Gürleyük, Atilim Ergül, Arda Akkaya, Devrim Yilmaz Aksin Istanbul Technical University, Turkey

A 6.2mW 7b 3.5GS/s Time Interleaved 2-Stage Pipelined ADC in 40nm CMOS ........................................................................................................................... 75 Annachiara Spagnolo1, Bob Verbruggen1, Stefano D'Amico3, Piet Wambacq2 1Imec, Belgium; 2Imec / Vrije Universiteit Brussel, Belgium; 3Università del Salento, Italy

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A4L-C PLLs

Date: Tuesday, September 23, 2014 Time: 11:00 - 12:40 Room: Mosiaci 2 Chairs: Carlo Samori; Politecnico di Milano Andreas Kaiser; Institut Supérieur de l'Électronique et du Numérique A 10-Bit, 550-fs Step Digital-to-Time Converter in 28nm CMOS ............................... 79

Nereo Markulic2, Kuba Raczkowski1, Piet Wambacq2, Jan Craninckx1 1Imec, Belgium; 2Imec / Vrije Universiteit Brussel, Belgium

A 9.1-12.7 GHz VCO in 28nm CMOS with a Bottom-Pinning Bias Technique for Digital Varactor Stress Reduction ........................................................................ 83 Benjamin Hershberg, Kuba Raczkowski, Kristof Vaesen, Jan Craninckx Imec, Belgium

A 600µA 32 kHz Input 960 MHz Output CP-PLL with 530ps Integrated Jitter in 28nm FD-SOI Process ............................................................................................. 87 Abhirup Lahiri, Nitin Gupta, Anand Kumar, Pradeep Dhadda STMicroelectronics, India

An Ultra-Low-Voltage All-Digital PLL for Energy Harvesting Applications ............. 91 Jason Silver, Kannan Sankaragomathi, Brian Otis University of Washington, United States

A4L-D Biomedical & Printed Electronics

Date: Tuesday, September 23, 2014 Time: 11:00 - 12:40 Room: Amici Chairs: Andreas Demosthenous; University College London Eugenio Cantatore; Technische Universiteit Eindhoven Inductively-Powered Direct-Coupled 64-Channel Chopper-Stabilized

Epilepsy-Responsive Neurostimulator with Digital Offset Cancellation and Tri-Band Radio ............................................................................................................. 95 Hossein Kassiri Bidhendi3, Arezu Bagheri2, Nima Soltani3, Karim Abdelhalim1, Hamed Mazhab Jafari2, M. Tariqus Salam3, Jose Luiz Perez Velazquez3, Roman Genov3 1Broadcom Inc., United States; 2Semtech Inc., Canada; 3University of Toronto, Canada

A 32-Channel Modular Bi-Directional Neural Interface System with Embedded DSP for Closed-Loop Operation .............................................................. 99 Peng Cong1, Piyush Karande2, Jonathan Landes2, Rob Corey1, Scott Stanslaski1, Wes Santa1, Randy Jensen1, Forrest Pape1, Dan Moran2, Tim Denison1 1Medtronic Inc, United States; 2Washington University, United States

A Neural Recorder IC with HV Input Multiplexer for Voltage and Current Stimulation with 18V Compliance............................................................................. 103 Ulrich Bihr4, Jens Anders4, Joern Rickert2, Martin Schuettler1, Andreas Moeller3, Karl-Heinz Boven3, Joachim Becker4, Maurits Ortmanns4 1Cortec GmbH, Germany; 2Cortec GmbH / Bernstein-Zentrum, Germany; 3Multi Channel Systems MCS GmbH, Germany; 4Universität Ulm, Germany

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A Spectrum-Equalizing Analog Front End for Low-Power Electrocorticography Recording .............................................................................. 107 William Smith, Brian Mogen, Eberhard Fetz, Brian Otis University of Washington, United States

Printed Complementary Organic Thin Film Transistors Based Decoder for Ferroelectric Memory ................................................................................................ 111 Abdelali El Amraoui1, Marc Bocquet1, Fellipe Barros1, Jean-Michel Portal1, Michaël Charbonneau2, Stephanie Jacob2, Jacqueline Bablet2, Mohammed Benwadih2, Vincent Fischer2, Romain Coppard2, Romain Gwoziecky2 1Aix Marseille University, France; 2CEA/LITEN, France

A8L-B References and Delays

Date: Tuesday, September 23, 2014 Time: 15:00 - 16:00 Room: Perla Chairs: Doug Smith; Self Peter Mole; Intersil A 490-nA, 43-ppm/°C, Sub-0.8-V Supply Voltage Reference................................... 115

Pinar Basak Basyurt1, Devrim Yilmaz Aksin1, Edoardo Bonizzoni2, Franco Maloberti2 1Istanbul Technical University, Turkey; 2Università degli studi di Pavia, Italy

A 23pW, 780ppm/°C Resistor-Less Current Reference Using Subthreshold MOSFETs ................................................................................................................... 119 Myungjoon Choi, Inhee Lee, Tae-Kwang Jang, David Blaauw, Dennis Sylvester University of Michigan, United States

An Improved Low-Power CMOS Thyristor-Based Micro-to-Millisecond Delay Element ...................................................................................................................... 123 Benjamin Saft, Eric Schäfer, André Jäger, Alexander Rolapp, Eckhard Hennig IMMS GmbH, Germany

A8L-C Optical and mm-Wave

Date: Tuesday, September 23, 2014 Time: 15:00 - 16:00 Room: Feste Chairs: Filip Tavernier; KULeuven -ESAT-MICAS Sven Mattisson; Ericsson A 41-mW 30-Gb/s CMOS Optical Receiver with Digitally-Tunable Cascaded

Equalization ............................................................................................................... 127 Quan Pan2, Yipeng Wang2, Zhengxiong Hou2, Li Sun2, Liang Wu2, Wing-Hung Ki2, Patrick Chiang1, C. Patrick Yue2 1Fudan University, China; 2Hong Kong University of Science and Technology, Hong Kong

A 3D-Integrated 25Gbps Silicon Photonics Receiver in PIC25G and 65nm CMOS Technologies .................................................................................................. 131 Enrico Temporiti1, Gabriele Minoia1, Matteo Repossi1, Daniele Baldi1, Andrea Ghilioni2, Francesco Svelto2 1STMicroelectronics, Italy; 2Università degli Studi di Pavia, Italy

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A DDR3/4 Memory Link TX Supporting 24-40 Ohm, 0.8-1.6 V, 0.8-5.0 Gb/s with Slew Rate Control and Thin Oxide Output Stages in 22-nm CMOS SOI ........ 135 Marcel Kossel, Christian Menolfi, Thomas Toifl, Pier Andrea Francese, Matthias Brändli, Thomas Morf, Lukas Kull, Toke Meyer Andersen, Hazar Yueksel IBM Zurich Research Lab, Switzerland

A8L-D Photon Counting Sensors

Date: Tuesday, September 23, 2014 Time: 15:00 - 16:00 Room: Casinò Chairs: Angel Rodríguez-Vázquez; University of Seville Werner Brockherde; Fraunhofer IMS A TDC-Based 4x128 CMOS SPAD Array for Time-Gated Raman

Spectroscopy ............................................................................................................. 139 Ilkka Nissinen, Jan Nissinen, Jouni Holma, Juha Kostamovaara University of Oulu, Finland

A 256 × 8 SPAD Line Sensor for Time Resolved Fluorescence and Raman Sensing ...................................................................................................................... 143 Nikola Krstajic2, Richard Walker2, James Levitt1, Simon Poland1, David Li3, Simon Ameer-Beg1, Robert Henderson2 1Kings College London, United Kingdom; 2University of Edinburgh, United Kingdom; 3University of Strathclyde, United Kingdom

23552-Channel IC for Single Photon Counting Pixel Detectors with 75 µm Pitch, ENC of 89 e- rms, 19 e- rms Offset Spread and 3% rms Gain Spread ......... 147 Piotr Maj, Pawel Grybos, Piotr Kmon, Robert Szczygiel AGH University of Science and Technology, Poland

A9L-B DC-DC Converter Techniques

Date: Tuesday, September 23, 2014 Time: 16:20 - 18:00 Room: Feste Chairs: Filip Tavernier; KULeuven -ESAT-MICAS Christoph Sandner; Infineon A 50V High-Speed Level Shifter with High dv/dt Immunity for Multi-MHz

DCDC Converters ...................................................................................................... 151 Juergen Wittmann1, Thoralf Rosahl2, Bernhard Wicht1 1Hochschule Reutlingen, Germany; 2Robert Bosch GmbH, Germany

A Fast Response Integrated Current-Sensing Circuit for Peak-Current-Mode Buck Regulator .......................................................................................................... 155 Jungwoo Ha2, Bai-Sun Kong2, Jung-Hoon Chun2, Byeong-Ha Park1 1Samsung Electronics Co., Korea, South; 2Sungkyunkwan University, Korea, South

Bootstrap Circuit with High-Voltage Charge Storing for Area Efficient Gate Drivers in Power Management Systems .................................................................. 159 Achim Seidel1, Marco Costa3, Joachim Joos2, Bernhard Wicht1 1Hochschule Reutlingen, Germany; 2Robert Bosch GmbH, Germany; 3Universität Stuttgart, Germany

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Part-Time Resonant Switching for Light Load Efficiency Improvement of a 3-Level Fully Integrated Buck Converter ................................................................. 163 Waclaw Godycki, Bo Sun, Alyssa Apsel Cornell University, United States

Single Inductor Quad Output Switching Converter with Priority-Scheduled Program for Fast Transient and Unlimited-Load Range in 40nm CMOS Technology ................................................................................................................ 167 Ke-Horng Chen3, Tzu-Chi Huang3, Tsu-Wei Tsai3, Ruei-Hong Peng3, Kuei-Liang Lin3, Ke-Horng Chen3, Ying-Hsi Lin5, Tsung-Yen Tsai5, Chen-Chih Huang5, Chao-Cheng Lee5, Li-Ren Huang1, Chao-Jen Huang4, Chung-Chih Hung3, Chin-Long Wey3, Hsin-Yu Luo2 1Industrial Technology Research Institute, Taiwan; 2Metal Industries Research & Development Centre, Taiwan; 3National Chiao Tung University, Taiwan; 4National Chiao Tung University / Industrial Technology Research Institute, Taiwan; 5Realtek Sem

A9L-C mm-Wave Circuits

Date: Tuesday, September 23, 2014 Time: 16:20 - 18:00 Room: Casinò Chairs: Patrick Reynaert; Katholieke Universiteit Leuven Kaushik Sengupta; Princeton University A 30/35GHz Phased Array Transmitter Front-End with >+14dBm Psat and

10° Phase/5-Bit Amplitude Resolution for Advanced Beamforming ...................... 171 Yu Pei2, Ying Chen2, Domine Leenaerts2, Bianca Slaats1, Abolghasem Zamanifekri1 1Eindhoven University of Technology, Netherlands; 2NXP Semiconductors, Netherlands

A 1.2V 20 dBm 60 GHz Power Amplifier with 32.4 dB Gain and 20 % Peak PAE in 65nm CMOS ................................................................................................... 175 Aurélien Larie2, Eric Kerhervé2, Baudouin Martineau1, Vincent Knopik1, Didier Belot1 1STMicroelectronics, France; 2Université de Bordeaux, France

A 40-67GHz Power Amplifier with 13dBm PSAT and 16% PAE in 28 nm CMOS LP .................................................................................................................... 179 Junlei Zhao2, Matteo Bassi2, Andrea Bevilacqua1, Andrea Ghilioni2, Andrea Mazzanti2, Francesco Svelto2 1Università degli Studi di Padova, Italy; 2Università degli studi di Pavia, Italy

A 79GHz Variable Gain Low-Noise Amplifier and Power Amplifier in 28nm CMOS Operating Up to 125°C ................................................................................... 183 Alaaeldien Medra3, Vito Giannini1, Davide Guermandi1, Piet Wambacq2 1Imec, Belgium; 2Imec / Vrije Universiteit Brussel, Belgium; 3Vrije Universiteit Brussel / imec, Belgium

A 131.5GHz, -84dBm Sensitivity Super-Regenerative Receiver by Zero-Phase-Shifter Coupled Oscillator Network in 65nm CMOS .................................... 187 Shunli Ma1, Hao Yu2, Yang Shang2, Wei Meng Lim2, Junyan Ren1 1Fudan University, China; 2Nanyang Technological University, Singapore

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A9L-D High-Performance Digital Systems

Date: Tuesday, September 23, 2014 Time: 16:20 - 18:00 Room: Mosiaci 1 Chairs: Stefan Rusu; Intel Corporation Tobias Gemmeke; Rheinisch-Westfälische A 1.5nJ/Pixel Super-Resolution Enhanced FAST Corner Detection

Processor for High Accuracy AR ............................................................................. 191 Seongwook Park, Gyeonghoon Kim, Junyoung Park, Hoi-Jun Yoo KAIST, Korea, South

A 0.2nJ/Pixel 4K 60fps Main-10 HEVC Decoder with Multi-Format Capabilities for UHD-TV Applications ...................................................................... 195 Chi-Cheng Ju, Tsu-Ming Liu, Yung-Chang Chang, Chih-Ming Wang, Hue-Min Lin, Chia-Yun Cheng, Chun-Chia Chen, Min-Hao Chiu, Sheng-Jen Wang, Ping Chao, Meng-Jye Hu, Fu-Chun Yeh, Shun-Hsiang Chuang, Hsiu-Yi Lin, Ming-Long Wu, Che-Hong Chen, Chung-Hung Tsai Mediatek Inc., Taiwan

A 45nm 1.3GHz 16.7 Double-Precision GFLOPS/W RISC-V Processor with Vector Accelerators ................................................................................................... 199 Yunsup Lee1, Andrew Waterman1, Rimas Avizienis1, Henry Cook1, Chen Sun2, Vladimir Stojanovic2, Krste Asanovic1 1University of California, Berkeley, United States; 2University of California, Berkeley / Massachusetts Institute of Technology, United States

An Evolved Edge PHY ASIC Supporting Soft-Output Equalization and Rx Diversity ..................................................................................................................... 203 Harald Kröll2, Stefan Zwicky2, Benjamin Weber2, Christoph Roth2, Christian Benkeser3, Andreas Burg1, Qiuting Huang2 1École Polytechnique Fédérale de Lausanne, Switzerland; 2ETH Zürich, Switzerland; 3RUAG Space, Switzerland

B5L-B SAR ADCs

Date: Wednesday, September 24, 2014 Time: 11:40 - 13:00 Room: Casinò Chairs: Dieter Draxelmayr; Infineon Technologies Trond Ytterdal; Norwegian University of Science and Technology Time Interleaved C-2C SAR ADC with Background Timing Skew Calibration

in 65nm CMOS ........................................................................................................... 207 Luke Wang, Qiwei Wang, Tony Chan Carusone University of Toronto, Canada

An 11b 900 MS/s Time-Interleaved Sub-Ranging Pipelined-SAR ADC .................. 211 Yan Zhu, Chi Hang Chan, Seng Pan U, Rui Martins Universidade de Macau, Macau

A Complementary Dynamic Residue Amplifier for a 67 dB SNDR 1.36 mW 170 MS/s Pipelined SAR ADC ................................................................................... 215 Badr Malki1, Bob Verbruggen1, Piet Wambacq2, Kazuaki Deguchi3, Masao Iriguchi3, Jan Craninckx1 1Imec, Belgium; 2Imec / Vrije Universiteit Brussel, Belgium; 3Renesas Electronics, Japan

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A 24-µW 11-Bit 1-MS/s SAR ADC with a Bidirectional Single-Side Switching Technique .................................................................................................................. 219 Long Chen2, Arindam Sanyal2, Ji Ma1, Nan Sun2 1Qualcomm, United States; 2University of Texas at Austin, United States

B5L-C High Performance Receiver Techniques

Date: Wednesday, September 24, 2014 Time: 11:40 - 13:00 Room: Mosiaci 2 Chairs: Lars Sundström; Ericsson AB Peter Baltus; Technische Universiteit Eindhoven A 500MHz - 2.7 GHz 8-Path Weaver Downconverter with Harmonic Rejection

and Embedded Filtering ............................................................................................ 223 Remko Struiksma, Eric Klumperink, Bram Nauta, Frank van Vliet Universiteit Twente, Netherlands

A 7.86 mW +12.5 dBm in-Band IIP3 8-to-320 MHz Capacitive Harmonic Rejection Mixer in 65nm CMOS ................................................................................ 227 Chul Kim2, Sohmyung Ha2, Chris Thomas2, Siddharth Joshi2, Jongkil Park2, Lawrence Larson1, Gert Cauwenberghs2 1Brown University, United States; 2University of California, San Diego, United States

A 3 kHz Flicker Noise Corner, Odd-Phase Active Mixer for Direct Conversion Receivers ............................................................................................... 231 Dongju Lee, Minjae Lee Gwangju Institute of Science and Technology, Korea, South

A 2.45GHz, 50uW Wake-Up Receiver Front-End with -88dBm Sensitivity and 250Kbps Data Rate .................................................................................................... 235 Carl Bryant, Henrik Sjöland Lund University, Sweden

B5L-D Digital Building Blocks

Date: Wednesday, September 24, 2014 Time: 11:40 - 13:00 Room: Mosiaci 1 Chairs: Viktor Öwall; Lund University Shidhartha Das; ARM 13fJ/Bit Probing-Resilient 250K PUF Array with Soft Darkbit Masking for

1.94% Bit-Error in 22nm Tri-Gate CMOS .................................................................. 239 Sudhir Satpathy, Sanu Mathew, Jiangtao Li, Patrick Koeberl, Mark Anders, Himanshu Kaul, Gregory Chen, Amit Agarwal, Steven Hsu, Ram Krishnamurthy Intel Corporation, United States

A 35 fJ/bit-Access Sub-VT Memory Using a Dual-Bit Area-Optimized Standard-Cell in 65 nm CMOS .................................................................................. 243 Oskar Andersson2, Babak Mohammadi2, Pascal Meinerzhagen1, Joachim Rodrigues2 1École Polytechnique Fédérale de Lausanne, Switzerland; 2Lund University, Sweden

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Clock and Synchronization Networks for a 3GHz 64Bit ARMv8 8-Core SoC ........ 247 Luca Ravezzi, Hamid Partovi, Dong Wang, C. Wang, Ronen Cohen, Matt Ashcraft, Alfred Yeung, Qawi Harvard, Russell Homer, J. Ngai, Greg Favor Applied Micro Circuits Corporation, United States

An on-Die All-Digital Power Supply Noise Analyzer with Enhanced Spectrum Measurements .......................................................................................... 251 Tzu-Chien Hsueh, Frank O'Mahony, Mozhgan Mansuri, Bryan Casper Intel Corporation, United States

B7L-B EnergyHarvesting & Capacitive Converters

Date: Wednesday, September 24, 2014 Time: 14:20 - 16:00 Room: Feste Chairs: Gerard Villar Pique; NXP Michel Steyaert; KULeuven A 0.21-V Minimum Input, 73.6% Maximum Efficiency, Fully Integrated

Voltage Boost Converter with MPPT for Low-Voltage Energy Harvesters ............ 255 Toshihiro Ozaki, Tetsuya Hirose, Takahiro Nagai, Keishi Tsubaki, Nobutaka Kuroki, Masahiro Numa Kobe University, Japan

A 40 nA/Source Energy Harvesting Power Converter for Multiple and Heterogeneous Sources ........................................................................................... 259 Michele Dini2, Matteo Filippi2, Aldo Romani2, Marco Tartagni2, Valeria Bottarel1, Giulio Ricotti1 1STMicroelectronics, Italy; 2Università di Bologna, Italy

An 85-mV Input, 50-µs Startup Fully Integrated Voltage Multiplier with Passive Clock Boost Using on-Chip Transformers for Energy Harvesting ........... 263 Hiroshi Fuketa2, Youichi Momiyama1, Atsushi Okamoto1, Tsuyoshi Sakata1, Makoto Takamiya2, Takayasu Sakurai2 1Fujitsu Semiconductor Ltd., Japan; 2University of Tokyo, Japan

The Folding Dickson Converter: a Step Towards Fully Integrated Wide Input Range Capacitive DC-DC Converters ....................................................................... 267 Athanasios Sarafianos, Michiel Steyaert Katholieke Universiteit Leuven, Belgium

A 28nm FDSOI Integrated Reconfigurable Switched-Capacitor Based Step-Up DC-DC Converter with 88% Peak Efficiency ...................................................... 271 Avishek Biswas, Yildiz Sinangil, Anantha Chandrakasan Massachusetts Institute of Technology, United States

B7L-C Ultra-Low Power and Localization

Date: Wednesday, September 24, 2014 Time: 14:20 - 16:00 Room: Casinò Chairs: Dominique Morche; CEA Leti Giuseppe Gramegna; Samsung 5B 12.9 µW Charge-Redistribution Phase Domain ADC for Low Power

FSK/PSK Demodulation ............................................................................................ 275 Yao Liu, Duan Zhao, Yongjia Li, Wouter Serdijn Technische Universiteit Delft, Netherlands

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A 13.56/402 MHz Autonomous Wireless Sensor Node with -18.2 dBm Sensitivity and Temperature Monitoring in 0.18µm CMOS ..................................... 279 Andre Mansano, Sumit Bagga, Wouter Serdijn Technische Universiteit Delft, Netherlands

A 5mW Multi-Standard Bluetooth LE/IEEE 802.15.6 SoC for for WBAN Applications ............................................................................................................... 283 Gabriele Devita, Alan Wong, Mark Dawkins, Konstantinos Glaros, Umer Kiani, Franco Lauria, Vijay Madaka, Okundu Omeni, Johannes Schiff, Akhil Vasudevan, Luke Whitaker, Shupeng Yu, Alison Burdett Frontier Microsystem, United Kingdom

A 20Mb/s 2.76pJ/b UWB Impulse Radio TX with 11.7% Efficiency in 130 nm CMOS ......................................................................................................................... 287 Fabio Padovan, Andrea Bevilacqua, Andrea Neviani Università degli Studi di Padova, Italy

A 60GHz Transmitter in 40nm CMOS Achieving mm-Precision for Discrete-Carrier Localization ................................................................................................... 291 Paramartha Indirayanti, Tuba Ayhan, Marian Verhelst, Wim Dehaene, Patrick Reynaert Katholieke Universiteit Leuven, Belgium

B7L-D Sensor Systems

Date: Wednesday, September 24, 2014 Time: 14:20 - 16:00 Room: Mosiaci 1 Chairs: Robert Henderson; University of Edinburgh Juha Kostamovaara; University of Oulu Dual-Slope Capacitance to Digital Converter Integrated in an Implantable

Pressure Sensing System ......................................................................................... 295 Sechang Oh, Yoonmyung Lee, Jingcheng Wang, Zhiyoong Foo, Yejoong Kim, David Blaauw, Dennis Sylvester University of Michigan, United States

A Highly Sensitive Frontend IC for Very Robust Capacitive Vortex Flowmeter Sensors ................................................................................................... 299 Hanspeter Schmid2, Alex Huber2, Dirk Sütterlin1, Werner Tanner1 1Endress Hauser Flowtec AG, Switzerland; 2University of Applied Sciences Northwestern Switzerland, Switzerland

A 533 pW NEP 31×31 Pixel THz Image Sensor Based on in-Pixel Demodulation ............................................................................................................ 303 Assim Boukhayma2, Jean-Pierre Rostaing3, Anais Mollard3, Fabrice Guellec3, Michele Benetti3, Guillaume Ducournau4, Jean-François Lampin4, Antoine Dupret3, Christian Enz1, Michael Tchagaspanian3, Jean-Alain Nicolas3 1École Polytechnique Fédérale de Lausanne, Switzerland; 2École Polytechnique Fédérale de Lausanne / Université de Grenoble / CEA-LETI, France; 3Université de Grenoble / CEA-Leti, France; 4Université Lille 1, France

An Ultra Low Power CMOS APS Imager with Improved Energy Harvesting Capability ................................................................................................................... N/A Ismail Cevik, Suat Utku Ay University of Idaho, United States

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A 26.5 nJ/px 2.64 Mpx/s CMOS Vision Sensor for Gaussian Pyramid Extraction ................................................................................................................... 311 Manuel Suárez2, Victor Brea2, Jorge Fernández-Berni3, Ricardo Carmona-Galán1, Diego Cabello2, ángel Rodríguez-Vázquez3 1Instituto de Microelectrónica de Sevilla, Spain; 2Universidad de Santiago de Compostela, Spain; 3Universidad de Sevilla, Spain

B8L-B Amplifiers and Analog Functions

Date: Wednesday, September 24, 2014 Time: 16:20 - 18:00 Room: Feste Chairs: Marco Berkhout; NXP Salvatore Pennisi; Catania University A Class-D Amplifier Powered by Embedded Single-Inductor Bipolar-Output

Power Module with Low Common Noise and Dynamic Voltage Boosting Technique .................................................................................................................. 315 Shin-Hao Chen4, Kuei-Liang Lin4, Shao Siang Ng4, Ke-Horng Chen4, Chin-Long Wey4, Sheng Kang1, Kevin Cheng1, Li-Ren Huang2, Chao-Jen Huang5, Hsin-Yu Luo3 1Anpec Electronics Corporation, Taiwan; 2Industrial Technology Research Institute, Taiwan; 3Metal Industries Research & Development Centre, Taiwan; 4National Chiao Tung University, Taiwan; 5National Chiao Tung University / Industrial Technology

A Fully Integrated Class-D Amplifier in 40nm CMOS with Dynamic Cascode Bias and Load Current Sensing ............................................................................... 319 Vincent Binet, Francois Amiard, Emmanuel Allier, Simon Valcin, Angelo Nagari STMicroelectronics, France

A Very Compact CMOS Instrumentation Amplifier with Nearly Rail-to-Rail Input Common Mode Range ..................................................................................... 323 Paolo Bruschi3, Francesco Del Cesta3, Aurelio Nunzio Longhitano3, Massimo Piotto1, Roberto Simmarano2 1Consiglio Nazionale delle Ricerche, Italy; 2SENSICHIPS, Italy; 3Università di Pisa, Italy

Dynamic Range Enhanced Readout Circuit for a Capacitive Touch Screen Panel with Current Subtraction Technique .............................................................. 327 Sanghyun Heo, Hyunggun Ma, Jaejoon Kim, Franklin Bien Ulsan National Institute of Science and Technology, Korea, South

B8L-C VCOs

Date: Wednesday, September 24, 2014 Time: 16:20 - 18:00 Room: Perla Chairs: Kenichi Okada; Tokyo Institute of Technology Antonio Liscidini; University of Toronto A 195.6dBc/Hz Peak FoM P-N Class-B Oscillator with Transformer-Based

Tail Filtering ............................................................................................................... 331 Marco Garampazzi2, Paulo Mendes3, Nicola Codega1, Danilo Manstretta2, Rinaldo Castello2 1Marvell Semiconductor, Italy; 2Università degli Studi di Pavia, Italy; 3University of Minho, Portugal

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A Class-D CMOS DCO with an on-Chip LDO ........................................................... 335 Luca Fanori3, Thomas Mattsson1, Pietro Andreani2 1Ericsson Modem, Sweden; 2Lund University, Sweden; 3Marvell Semiconductor, Italy

A 0.171-mW, 2.4-GHz Class-D VCO with Dynamic Supply Voltage Control .......... 339 Yoshiaki Yoshihara, Hideaki Majima, Ryuichi Fujimoto Toshiba Corporation, Japan

A Pulse-Driven LC-VCO with a Figure-of-Merit of -192dBc/Hz ............................... 343 Aravind Tharayil Narayanan, Kento Kimura, Wei Deng, Kenichi Okada, Akira Matsuzawa Tokyo Institute of Technology, Japan

A Robust Start-Up Class-C CMOS VCO Based on a Common Mode Low Frequency Feedback Loop ....................................................................................... 347 Stefano Perticaroli, Fabrizio Palma Sapienza Università di Roma, Italy

C4L-B Analog Filters

Date: Thursday, September 25, 2014 Time: 11:00 - 12:40 Room: Mosiaci 1 Chairs: Andrei Vladimirescu; University of California, Berkeley Kimmo Koli; Ericsson A 5th Order gm-C Low-Pass Filter with ±3% Cut-Off Frequency Accuracy

and 220MHz to 3.3GHz Tuning-Range in 28nm LP CMOS ...................................... 351 Nicolo' Sabatino2, Gabriele Minoia1, Michael Roche1, Daniele Baldi1, Enrico Temporiti1, Andrea Mazzanti2 1STMicroelectronics, Italy; 2Università degli Studi di Pavia, Italy

1.8GHz 3rd Order Lowpass Filter with Programmable Gain in 180nm CMOS ....... 355 Shahbaz Abbasi, Ayman Shabra Masdar Institute, U.A.E.

A 40MHz 4TH-Order Active-UGB-RC Filter Using VCO-Based Amplifiers with Zero Compensation ................................................................................................... 359 Chun-Wei Hsu, Peter Kinget Columbia University, United States

A 33-MHz 70dB-SNR Super-Source-Follower-Based Low-Pass Analog Filter ...... 363 Marcello De Matteis1, Alessandro Pezzotta1, Stefano D'Amico2, Andrea Baschirotto1 1Università degli Studi di Milano-Bicocca, Italy; 2Università del Salento, Italy

A 4th Order gm-C Filter with 10MHz Bandwidth and 39dBm IIP3 in 65nm CMOS ......................................................................................................................... 367 Mohammed Abdulaziz, Markus Törmänen, Henrik Sjöland Lund University, Sweden

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C4L-C Wireless Transceivers

Date: Thursday, September 25, 2014 Time: 11:00 - 12:40 Room: Mosiaci 2 Chairs: Peter Kennedy; University College Cork Nikos Haralabidis; Broadcom A 2.5-GHz 4.2-dB NF Direct Delta-Sigma Receiver with a Frequency-

Translating Integrator................................................................................................ 371 Mikko Englund1, Kim östman1, Olli Viitala1, Mikko Kaltiokallio1, Kari Stadius1, Jussi Ryynänen1, Kimmo Koli2 1Aalto University, Finland; 2Ericsson Oy, Finland

A WCDMA/WLAN Digital Polar Transmitter with Low-Noise ADPLL, Wide-Band PM/AM Modulator and Linearized PA in 65nm CMOS ................................... 375 Shiyuan Zheng, Howard Luong Hong Kong University of Science and Technology, Hong Kong

A Linear 28nm CMOS Digital Transmitter with 2x12Bit Up to LO Baseband Sampling and -58dBc C-IM3 ..................................................................................... 379 Mark Ingels2, Xiaoqiang Zhang2, Kuba Raczkowski2, Sungwoo Cha3, Pieter Palmers1, Jan Craninckx2 1HiSilicon, Belgium; 2Imec, Belgium; 3Renesas Electronics, Japan

A Multi-Band Rel9 WCDMA/HSDPA/TDD LTE and FDD LTE Transceiver with Envelope Tracking ..................................................................................................... 383 Shahrzad Tadjpour2, Paolo Rossi2, Luca Romano2, Ramesh Chokkalingam2, Hamid Firouzkouhi2, Feng Shi2, Marc Leroux2, Danilo Gerna2, Alessandro Venca2, John Vasa2, Bala Ramachandran2, Brian Brunn2, Alberto Pirola2, Danielle Ottini2, Antonio Milani2, E. Sacchi2, M. Behera2, X. Chen2, U. Decanis2, M. Tedeschi2, S. DalToso2, W. Eyssa2, C. Cakir2, C. Prakash2, Y. He2, N. Damavandi2, R. Srinivasan2, D. Shum2, X. Fan1, C. Yu3, E. Pehlivanoglu4, H. Zarei3, A. Loke2, G. Uehara2, Rinaldo Castello5, Y. Song2 1Chinese Academy of Sciences, China; 2Marvell Semiconductor, United States; 3Qualcomm, United States; 4Skyworks Solutions, United States; 5Università degli studi di Pavia, Italy

A SAW-Less LTE Transmitter with High-Linearity Modulator Using BPF-Based I/Q Summing ................................................................................................... 387 Takahiro Nakamura, Naoki Kitazawa, Kaoru Kohira, Hiroki Ishikuro Keio University, Japan

C4L-D Sensor Interfaces

Date: Thursday, September 25, 2014 Time: 11:00 - 12:40 Room: Amici Chairs: Hanspeter Schmid; Fachhochschule Nordwestschweiz FHNW Chistoph Hagleitner; IBM Research " Zurich Lab A Resistor-Based Temperature Sensor for a Real Time Clock with ±2ppm

Frequency Stability ................................................................................................... 391 Pyoungwon Park2, Kofi Makinwa2, David Ruffieux1 1Swiss Center for Electronics and Microtechnology, Switzerland; 2Technische Universiteit Delft, Netherlands

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A 0.008-mm² Area-Optimized Thermal-Diffusivity-Based Temperature Sensor in 160-nm CMOS for SoC Thermal Monitoring ........................................... 395 Uğur Sönmez, Rui Quan, Fabio Sebastiano, Kofi Makinwa Technische Universiteit Delft, Netherlands

A 50 µW, 2.1 mdeg/s/Sqrt Hz Frequency-to-Digital Converter for Frequency-Output MEMS Gyroscopes ....................................................................................... 399 Igor Izyumin, Mitchell Kline, Yu-Ching Yeh, Burak Eminoglu, Bernhard Boser University of California, Berkeley, United States

An Eddy-Current Displacement-to-Digital Converter Based on a Ratio-Metric Delta-Sigma ADC ............................................................................................ 403 Ali Fekri2, Mohammadreza Nabavi1, Nikola Radeljic-Jakic3, Zu-Yao Chang3, Michiel Pertijs3, Stoyan Nihtianov3 1Catena Microelectronic B.V., Netherlands; 2CMOSIS BVBA / Technische Universiteit Delft, Netherlands; 3Technische Universiteit Delft, Netherlands

A CMUT Transceiver Front-End with 100-V TX Driver and 1-mW Low-Noise Capacitive Feedback RX Amplifier in BCD-SOI Technology .................................. 407 Marco Sautto2, Davide Leone2, Alessandro Savoia3, Davide Ghisu1, Fabio Quaglia1, Giosue Caliano3, Andrea Mazzanti2 1STMicroelectronics, Italy; 2Università degli Studi di Pavia, Italy; 3Università degli Studi Roma Tre, Italy

C8L-B Oversampled ADCs

Date: Thursday, September 25, 2014 Time: 15:00 - 16:00 Room: Casinò Chairs: Piero Malcovati; Università di Pavia Ana Rusu; Royal Institute of Technology A 13b SAR ADC with Eye-Opening VCO Based Comparator ................................. 411

Kentaro Yoshioka, Hiroki Ishikuro Keio University, Japan

A 2-Channel 1MHz BW, 80.5 dB DR ADC Using a Delta-Sigma Modulator and Zero-ISI Filter ...................................................................................................... 415 Debasish Behera, Nagendra Krishnapura Indian Institute of Technology Madras, India

A 250mV 77dB DR 10kHz BW SC Delta-Sigma Modulator Exploiting Subthreshold OTAs ................................................................................................... 419 Zhiliang Qiao, Xiong Zhou, Qiang Li University of Electronic Science and Technology of China, China

C8L-C High Frequency Building Blocks

Date: Thursday, September 25, 2014 Time: 15:00 - 16:00 Room: Feste Chairs: Marc Tiebout; Infineon Technologies AG Alexandre Siligaris; CEA - Leti An E-Band Low-Noise Transformer-Coupled Quadrature VCO in 40 nm

CMOS ......................................................................................................................... 423 Marco Vigilante, Patrick Reynaert Katholieke Universiteit Leuven, Belgium

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A Novel Ultra-Low Phase Noise, Programmable Frequency Multiplier-by-30 Architecture. Application to 60-GHz Frequency Generation .................................. 427 Clement Jany1, Alexandre Siligaris1, José-Luis González Jiménez1, Carolynn Bernier1, Pierre Vincent1, Philippe Ferrari2 1CEA-Leti, France; 2Université de Grenoble-Alpes, CNRS, IMEP-LAHC, France

A 1V 2mW 17GHz Multi-Modulus Frequency Divider Based on TSPC Logic Using 65nm CMOS .................................................................................................... 431 Manthena Vamshi Krishna, Anil Jain, Nasir Abdul Quadir, Paul D. Townsend, Peter Ossieur Tyndall National Institute, Ireland

C8L-D Wireline Receivers

Date: Thursday, September 25, 2014 Time: 15:00 - 16:00 Room: Perla Chairs: Jean-Baptiste Begueret; University of Bordeaux 1 Jan Craninckx; IMEC A 16 Gb/s Receiver with DC Wander Compensated Rail-to-Rail AC Coupling

and Passive Linear-Equalizer in 22 nm CMOS ........................................................ 435 Pier Andrea Francese, Thomas Toifl, Matthias Brändli, Peter Buchmann, Thomas Morf, Marcel Kossel, Christian Menolfi, Lukas Kull, Toke Meyer Andersen, Hazar Yueksel IBM Zurich Research Lab, Switzerland

A 10Gb/s 4.1mW 2-IIR + 1-Discrete-Tap DFE in 28nm-LP CMOS ............................ 439 Shayan Shahramian, Tony Chan Carusone University of Toronto, Canada

A 8 Gbps Blind Oversampling CDR with Frequency Offset Compensation Over Infinite Burst ..................................................................................................... 443 Abhishek Chowdhary, Alok Kaushik, Sajal Mandal, Sanjeev Chopra, Tapas Nandy, Vivek Uppal STMicroelectronics Pvt. Ltd., India, India

C9L-B Advanced Digital I/O Circuits

Date: Thursday, September 25, 2014 Time: 16:20 - 18:00 Room: Perla Chairs: Wim Dehaene; KU Leuven Tobias Noll; RWTH Aachen Univ. A 0.36 pJ/Bit, 12.5 Gb/s Forwarded-Clock Receiver with a Sample Swapping

Scheme and a Half-Bit Delay Line ............................................................................ 447 Woorham Bae, Gyu-Seob Jeong, Kwanseo Park, Sung-Yong Cho, Yoonsoo Kim, Deog-Kyoon Jeong Seoul National University, Korea, South

A 3.2-GHz 1.3-mW ILO Phase Rotator for Burst-Mode Mobile Memory I/O in 28-nm Low-Leakage CMOS ....................................................................................... 451 Marko Aleksic Rambus Inc., United States

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A 3.5pJ/Bit 8-Tap-Feed-Forward 8-Tap-Decision Feedback Digital Equalizer for 16Gb/s I/Os ........................................................................................................... 455 Thomas Toifl2, Peter Buchmann2, Troy Beukema1, Michael Beakes1, Matthias Brändli2, Pier Andrea Francese2, Christian Menolfi2, Marcel Kossel2, Lukas Kull2, Thomas Morf2 1IBM T.J. Watson Research Lab Yorktown, United States; 2IBM Zurich Research Lab, Switzerland

C9L-C RF Front-End Techniques

Date: Thursday, September 25, 2014 Time: 16:20 - 18:00 Room: Feste Chairs: Jussi Ryynänen; Aalto University School of Science and Technology Domine Leenaerts; NXP Semiconductors A Low Band Cellular Terminal Antenna Impedance Tuner in 130nm CMOS-

SOI Technology ......................................................................................................... 459 Jonas Lindstrand, Ivaylo Vasilev, Henrik Sjöland Lund University, Sweden

A Dual-Notch +27dBm Tx-Power Electrical-Balance Duplexer............................... 463 Barend van Liempd1, Rishi Singh2, Satoshi Malotaux3, Patrick Reynaert2, John Long3, Jan Craninckx1 1Imec, Belgium; 2Katholieke Universiteit Leuven, Belgium; 3Technische Universiteit Delft, Netherlands

A 29.5 dBm Class-E Outphasing RF Power Amplifier with Performance Enhancement Circuits in 45nm CMOS ..................................................................... 467 Aritra Banerjee, Rahmi Hezar, Lei Ding, Nathan Schemm, Baher Haroun Texas Instruments, Inc., United States

C9L-D System-on-Chip

Date: Thursday, September 25, 2014 Time: 16:20 - 18:00 Room: Casinò Chairs: Peter Mole; Intersil Doug Smith; Self A 28 nm Analog and Audio Mixed-Signal Front End for 4G/LTE Cellular

System-on-Chip ......................................................................................................... 471 Xicheng Jiang, Xinyu Yu, Fang Lin, Felix Cheung, Mike Inerfield, Kevin Li, Abhishek Kamath, Harsh Mehta, Jingbo Duan, Jing Yang, Gautham Krishnamurthy, Sumant Ranganathan, Darwin Cheung, Naga Radha Krishna Damaraju, Jianlong Chen, Dongtian Lu, Vinod Jayakkumar, Leon Wang, Dario Soltesz, Hongwei Kong, Min Zhang, David Chang Broadcom Corporation, United States

Digitally-Assisted Analog and Analog-Assisted Digital Design Techniques for a 28 nm Mobile System-on-Chip ......................................................................... 475 Xicheng Jiang, Narayan Prasad Ramachandran, Dae Woon Kang, Chee Kiong Chen, Mark Rutherford, Yonghua Cong, David Chang Broadcom Corporation, United States

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