Analog IC Design Mod-01 Lec-01 Lecture 1 Mod-01 Lec-02 Lecture 2 Mod-01 Lec-03 Lecture 3 Mod-01 Lec-04 Lecture 4 Mod-01 Lec-05 Lecture 5 Mod-01 Lec-06 Lecture 6 Mod-01 Lec-07 Lecture 7 Mod-01 Lec-08 Lecture 8 Mod-01 Lec-09 Lecture 9 Mod-01 Lec-10 Lecture 10 Mod-01 Lec-11 Lecture 11 Mod-01 Lec-12 Lecture 12 Mod-01 Lec-13 Lecture 13 Mod-01 Lec-14 Lecture 14 Mod-01 Lec-15 Lecture 15 Mod-01 Lec-16 Lecture 16 Mod-01 Lec-17 Lecture 17 Mod-01 Lec-18 Lecture 18 Mod-01 Lec-19 Lecture 19 Mod-01 Lec-20 Lecture 20 Mod-01 Lec-21 Lecture 21 Mod-01 Lec-22 Lecture 22 Mod-01 Lec-23 Lecture 23 Mod-01 Lec-24 Lecture 24 Mod-01 Lec-25 Lecture 25 Mod-01 Lec-26 Lecture 26 Mod-01 Lec-27 Lecture 27 Mod-01 Lec-28 Lecture 28 Mod-01 Lec-29 Lecture 29 Mod-01 Lec-30 Lecture 30 Mod-01 Lec-31 Lecture 31 Mod-01 Lec-32 Lecture 32 Mod-01 Lec-33 Lecture 33 Mod-01 Lec-34 Lecture 34 Mod-01 Lec-35 Lecture 35 Mod-01 Lec-36 Lecture 36 Mod-01 Lec-37 Lecture 37 Mod-01 Lec-38 Lecture 38 Mod-01 Lec-39 Lecture 39 Mod-01 Lec-40 Lecture 40 Mod-01 Lec-41 Lecture 41 Mod-01 Lec-42 Lecture 42 Mod-01 Lec-43 Lecture 43 Mod-01 Lec-44 Lecture 44 Mod-01 Lec-45 Lecture 45 Mod-01 Lec-46 Lecture 46 Mod-01 Lec-47 Lecture 47 Mod-01 Lec-48 Lecture 48 Mod-01 Lec-49 Lecture 49 Mod-01 Lec-50 Lecture 50 Contents: Negative feedback systems and stability : Negative feedback amplifier using an integrator, Frequency and time domain behavior, Loop gain and its implications; Negative feedback amplifier realization - Finite DC gain; increasing DC gain; Effect of multiple poles; Negative feedback systems with multiple poles and zeros in the forward path - Stability analysis using Nyquist criterion; Nyquist criterion; Loop gain-Bode plot and time domain interpretation; Significance of 60 degree phase margin. Opamp at the block level: Frequency compensation : Concept of the opamp for realizing negative feedback circuits; Realizing a multi stage opamp-frequency compensation-miller opamp - Realizing a multi stage opamp- feedforward compensated opamp - Opamp as a general block; unity gain compensation; nonidealities-swing limits, slew rate, off set; dc negative feedback around opamps. Opamp amplifiers : Amplifiers using Miller compensated opamp; Effect of input capacitance; gain bandwidth product - Transimpedence amplifier; lead-lag compensation; inverting and noninverting amplifiers-CMRR and its importance. Components available on an IC : IC components and their models. Single ended opamp design : Realizing a single stage opamp-diff pair; small signal ac analysis; Single stage opamp-mismatch and noise; Single stage opamp-telescopic cascode - Replica biasing a cascode; Single stage opamp-folded cascode; Two stage miller compensated opamp. Fully differential opamp design : Fully differential opamps; Differential and common mode half circuits; common mode feedback; Fully differential miller compensated opamp-common mode feedback loop and its stability - Fully differential single stage opamp; Fully differential telescopic cascode opamp; Fully differential feedforward compensated opamp. Phase locked loop : Frequency multiplier-Phase locked loop; Lock range limitations; type ll loop; Jitter & Phase noise; Leeson’s model of phase noise of VCOs - Continuous time approximation; PLL transfer functions; Reference feedthrough spurs; LC oscillators. Reference voltage and current generators : Bandgap reference; Bandgap reference; Constant current and constant gm bias generators. Continuous time filters : Active RC filters using integrators. Switched capacitor filters : Switched capacitor filters using the bilinear transformation. |