EE114 Fundamentals of Analog Integrated Circuit DesignR. Dutton, B. Murmann Stanford University Uni ersit R. Dutton, B. Murmann EE 114 (HO #3) 1 EE114 Basics (1) • Teaching assistants – Mahmoud Saadat, Kamal Aggarwal • Administrative support – Ann Guerra, CIS 207 • Lectures are televised – But please come to class to keep the discussion interactive! • Web page: http://ccnet.stanford.edu/ee114 – Check regularly, especially bulletin board – Register R i t f for online li access t to grades d and d solutions l ti • Only enrolled students can register; we manually control the access list based on Axess data • Please be patient; after you have registered in Axess, it may take up to one day before you can log into Ccnet R. Dutton, B. Murmann EE 114 (HO #3) 2 1 CMOS Circuit Design. Gray. 4th Edition. Murmann EE 114 (HO #3) 4 2 . R. G. R. T. Meyer. 2008 – R. Murmann EE 114 (HO #3) 3 EE114 Basics (3) • Background and reference texts – R. BJTs – Basic linear systems • Frequency response. Razavi. and Simulation. Microelectronics: An Integrated Approach. McGraw-Hill. Howe and C. to appear in 2009. Dutton. Lewis. B. 2nd Edition. J. Design of Analog CMOS Integrated Circuits. T. National Technology and Science Press. Razavi. poles. P. . R. 2007 – B. Hurst. Wiley. S. 1996 – B. Dutton. zeros R. Wiley 2001 • Textbook for EE214 More difficult R. Sodini. MOSFETs. Edition Wiley.EE114 Basics (2) • No textbook required – We will (try to) hand out chapters of a preliminary draft of • B. Analysis and Design of Analog Integrated Circuits. G. G. Prentice Hall. Sodini. B. Analysis y and Design of Elementary MOS Amplifier Stages. J. Wiley. Murmann. Fundamentals of Microelectronics. 2000 – P. . • Course prerequisites – EE101B or equivalent – Basic device physics and models • PN junctions. Baker. Layout. H. Howe and C. Assignments • Homework (20%) – Handed out on Fri. but no file exchange! • Final Exam (30%) R. Dutton. Murmann EE 114 (HO #3) 6 3 . Murmann EE 114 (HO #3) 5 Honor Code • Please remember you are bound by the honor code – We will trust you not to cheat – We will try not to tempt you • But if you are found cheating it is very serious – There is a formal hearing – You can be thrown out of Stanford • Save yourself and me a huge hassle and be honest • For more info – http://www. due following Fri in class – Lowest HW score will be dropped – Policy for off-campus students: Fax/email to SCPD before deadline stated on handout • Midterm Exam (30%) • Project (20%) – Design of an amplifier using HSpice (no layout) – Work in teams of two • OK to discuss with other teams teams. B.stanford.edu/dept/vpsa/judicialaffairs/guiding/pdf/ honorcode.pdf R. Dutton. B. B. Murmann EE 114 (HO #3) 7 The Big Picture Transducer Antenna Sensor Frequency Translation. B. … • EE114 uses amplifiers as a vehicle to teach you the basics of analog integrated circuit analysis and design – Material forms basis for other and/or more complex circuits R. Murmann EE 114 (HO #3) 8 4 . Dutton.g. Filtering User Interface Amplifier ADC DSP EE252 EE312 .. EE114 EE214 EE314 EE314 EE315A EE315B EE264 EE271 …. signal from RF antenna. • Most modern electronic information processing systems rely on amplification of "small" physical signals – E. microphone.. disk drive head.Be Reasonable When Asking TAs • The TAs will not give you "the answer times two"… • They Th will ill also l NOT debug d b your Spice S i deck d k – Figuring out what's wrong with your circuit is an essential component of this class R. Dutton. B. EE315A.Analog Circuit Sequence Fundamentals for upperlevel undergraduates and entry-level graduate students Analysis and design techniques for highperformance circuits in advanced Technologies Design of application and function. B.B. Murmann EE 114 (HO #3) 9 Learning Goals • Develop deeper understanding of MOS device behavior relevant to analog design and prepare for advanced courses on this j ( (EE214. EE314. . . Dutton. root locus • Wideband gain stages • ADC and DAC architectures • Voltage comparators • Calibration techniques R. Dutton.specific mixed-signal/RF building blocks EE314 — RF Integrated Circuit Design EE114 — Fundamentals of Analog Integrated Circuit Design EE214 — Advanced Analog Integrated Circuit Design EE315A — VLSI Signal Conditioning Circuits EE315B — VLSI Data Conversion Circuits • RF modeling • Resonant circuits • Transceiver building blocks • Transceiver architectures • Switched capacitor circuits • Active filters • Precision sensor interfaces • OTA design • Biasing and small-signal analysis • Elementary transistor stages • Introduction to feedback • Voltage and current references • Device models for advanced technology • Noise and distortion analysis • Feedback. . …) ) subject • Develop a feel for limits and tradeoffs in analog circuits • Develop a systematic design style • Learn to use an advanced circuit simulator – We’ll use HSpice in this course • Solidify the above aspects in a hands-on design project – Design and optimization of an amplifier circuit R. Murmann EE 114 (HO #3) 10 5 . . +SS model Op point Calculations. B.) Project(due) HW6(due). EE 114 (HO #3) 12 R.Analysis versus Design • Unlike common perception. Feedback Basic OTA circuits Feedback and Port Impedances THANKSGIVING (AAAH!) Bandgap References Project Discussion. Diff. Spice Gain considerations. Common Drain Amp. HW2(out) HW1(out) Let’s get started! Modeling (next time) Basic Amps More modeling.Project(out) HW5(due) HW6(out) HW4(due). Murmann 6 . Pair Biasing Multi-stage Design Approaches Feedback Bandgap Ref. but sufficiently accurate model • "Just-in-time" modeling. Spice Diff. Pair Current Mirrors Bias Network Design Supply Independent Biasing Halloween (OOOH!) MIDTERM Multi-stage (more…started 10/31) Systematic y Design g Approaches pp Process Variations. Dutton. Class Summary FINAL EXAM (8:30-10AM = 90 Min. Common Gate Amp.HW4(out) HW2(due). MOS Model Common Source Amp. Ratiometric Design Intro. + IC Technology Long Ch. Murmann EE 114 (HO #3) 11 Outline for the Quarter (TENTATIVE) 9/22 9/24 9/26 9/29 10/1 10/3 10/6 10/8&10 10/13 10/15 10/17&20 10/22 10/24 10/27&29 10/31 11/3 11/5 11/7 11/10 11/12&14 11/17&19 11/21 11/24-28 12/1&3 12/5 12/12 Intro.HW3(out) HW1(due). analog circuit analysis and design is not "black magic" • Circuit analysis – The art of decomposing a circuit into manageable pieces – Based on the simple. do not use a complex model unless you know why it's needed… – One circuit ⇒ one solution • Circuit design – The art of synthesizing circuits based on experience from extensive analysis – One set of specifications ⇒ Many solutions – Design skills are best acquired through "learning by doing" • This is why we'll have a design project… R. Dutton. B.HW5(out) HW3(due). finite ro Intrinsic capacitance Extrinsic capacitance Miller & ZVTC Backgate effect.