Video lectures from the iCS group @ IIT Madras

EE6322: VLSI Broadband Communication Circuits, Jan-May 2019

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Instructor: Nagendra Krishnapura

Course syllabus, schedule, and assignments can be seen here. If you wish to download these lectures for offline viewing, you may have to disable the player plugin on your browser.

  1. 2019-01-16: Introduction to the course
  2. 2019-01-21(pdf): Digital data transmission; Bit error rate and noise variance; Noise in electronic components
  3. 2019-01-22(pdf): Resistor noise; Calculating noise in a circuit; Spectral density, autocorrelation, and variance; Noise in a first-order RC lowpass filter
  4. 2019-01-23(pdf): MOS transistor noise; Output noise and input referred noise; Noise bandwidth
  5. 2019-01-25(pdf): MOS transistor noise flicker noise; BJT noise; Sampled noise
  6. 2019-01-28(pdf): Spectral density of sampled noise
  7. 2019-01-29(pdf): Spectrum of a square wave with jitter
  8. 2019-01-30(pdf): Relationship between spectrum of a periodic signal, jitter spectrum, and phase noise spectrum;
  9. 2019-02-01(pdf): Jitter and phase noise; Discussion on random processes, noise, and jitter
  10. 2019-02-04(pdf): Latch: Requirements and a generic model
  11. 2019-02-05: Latch: Metastability, Limiting, offset (no recording due to power outage)
  12. 2019-02-06(pdf): Latch as an LPTV system; Analyzing LPTV systems; Time-varying impulse response of a latch
  13. 2019-02-11(pdf): Latch as an LPTV system; Analyzing LPTV systems; Time-varying impulse response of a latch; Computing the input referred noise of a latch
  14. 2019-02-12(pdf): Realizing a latch using MOS transistors
  15. 2019-02-13(pdf): Regenerative latch in CMOS; StrongArm latch
  16. 2019-02-13: Assignment 1 discussion; Phase noise after frequency division(pdf)
  17. 2019-02-25(pdf): StrongArm latch operation; Output latch
  18. 2019-02-26(pdf): StrongArm latch dynamic offset; offset correction; Setup time and clock-to-Q delay
  19. 2019-02-27(pdf): Latch aperture; Reducing metastability by cascading latches; Interleaved operation for greater settling time of the latch
  20. 2019-02-27: Assignment 2, Quiz I discussions
  21. 2019-02-28(pdf): Digital data transmission and need for clock recovery; Detecting the phase difference between periodic clock and random data
  22. 2019-03-01(pdf): Phase detector for random data; Linear(Hogge) phase detector
  23. 2019-03-01(pdf): Binary(bang-bang) phase detector
  24. 2019-03-04(pdf): CDR with linear versus binary phase detector; Realizing variable delays-Voltage-controlled and current-starved inverter chains; Level converters
  25. 2019-03-05(pdf): Clock and data recovery without a forwarded clock; Phase and frequency definitions; Voltage-controlled oscillator
  26. 2019-03-07(pdf): Clock and data recovery without a forwarded clock; Phase model of a CDR
  27. 2019-03-11(pdf): Phase model of a CDR; CDR specifications-JTOL, JTRAN, JGEN
  28. 2019-03-12(pdf): Calculating JTOL and JTRAN
  29. 2019-03-13(pdf): Calculating jitter generation; Jitter due to charge pump noise
  30. 2019-03-14(pdf): Jitter due to loop filter and VCO noise; Phase noise of a VCO
  31. 2019-03-15(pdf): Phase noise of a VCO
  32. 2019-03-18(pdf): Phase noise of a VCO
  33. 2019-03-21(pdf): Digital CDR
  34. 2019-03-22(pdf): Digital CDR; Bang-bang jitter
  35. 2019-03-25(pdf): Bang-bang jitter; Serializers and deserializers
  36. 2019-03-26(pdf): Serializers and deserializers
  37. 2019-03-29(pdf): Transmission channels; Frequency and time domain response
  38. 2019-04-01(pdf): Discrete-time channel pulse response
  39. 2019-04-02(pdf): Channel response; Eye diagram; Equalization
  40. 2019-04-03(pdf): Continuous-time equalization at the receiver
  41. 2019-04-03(pdf): Semi-digital equalization at the transmitter
  42. 2019-04-04: Assignment 3, 4, 5, Quiz II discussions
  43. 2019-04-05(pdf): Crosstalk and equalization; Decision feedback equalizer
  44. 2019-04-08(pdf): Decision feedback equalizer
  45. 2019-04-09(pdf): Equalization case studies; Need for adaptation
  46. 2019-04-10(pdf): Adaptation; LMS coefficient update; Sign-sign LMS
  47. 2019-04-22(pdf): DFE and LMS adaptation; DFE timing constraint; Speculative DFE architecture
  48. 2019-04-23(pdf): Half rate DFE and CDR architectures
  49. 2019-04-24(pdf): Eye diagrams with full and half rate DFE; CDR with speculative DFE; 10Gb/s transceiver case study