ELETRÔNICA - VIDEOAULAS

Analog IC Design


VOLTAR


Mod-01 Lec-01 Lecture 1
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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.