Course detail

# Analogue integrated circuits

Basic calculations of transistor equation
The principle of technological, lithographic and thermal concurrence
The principle of current mirrors with bipolar and MOS transistors
The principle of active load
The principle of the elementary current comparator
The calculation of earnings levels with active load
The principle of differential transistor stage
Calculation of the differential transconductance bipolar transistor level
The calculation of earnings differential bipolar transistor stage with resistive load
The differential transistor stage with active load
OTA transconductance stage

The principle of power supply IPTAT - "American" concept
Elementary BG voltage source
General-stage operational amplifier
Single stage amplifier with high gain
Two-stage operational amplifier with emitter follower
Buffer with unity gain
General output stage Rail-to-Rail
The principle of frequency compensation
Millerovská frequency compensation, calculation of AC transmission operational amplifier
Principle Band Gap reference
Band Gap reference by P. Brokawa with active load
Block diagram of the double-ramp oscillator

Learning outcomes of the course unit

The student is able to:
- describe and explain the transistor equation for the two basic types of transistors,
- to design, simulate and interpret the results of a series of analog integrated circuits (current mirror, reference, simple OTA, output stage)
- to design, simulate and interpret the results of complex analog integrated circuit especially operational amplifiers Rail-to-Rail, and more.

Prerequisites

The subject knowledge on the Bachelor´s degree level is requested, especially with regard to the principles of analog circuits.

Co-requisites

Not applicable.

Recommended optional programme components

Not applicable.

Recommended or required reading

Sedra,A.-Smith,K.: Microelectronic Circuits, Oxford Univ. Press, 1998 (EN)
Allen, P., E., Holberg, D., R. CMOS analog circuit design (EN)

Planned learning activities and teaching methods

Teaching methods include lecture and computer and numerical excercises.

Assesment methods and criteria linked to learning outcomes

- a maximum of 30 points for two tests during the semester,
- a maximum of 70 points for the final exam, which consists of a written part and oral exam.

Language of instruction

English

Work placements

Not applicable.

Course curriculum

Transistor equations for bipolar transistors
ASIC Matching
Current mirror, current source
Bipolar differential transistor pair
IPTAT current source
Operational amplifier
Bandgap reference

Aims

The aim of the subject is to make thoroughly students familiar with the state of art and perspectives of bipolar analogue integrated circuits and to prepare them for the design-oriented subject Design of analoque integrated circuits CMOS-NAI.

Specification of controlled education, way of implementation and compensation for absences

Computer exercises are mandatory. Properly excused absence from seminars can be replaced by appointment with the teacher.

Classification of course in study plans

• Programme EEKR-MN Master's

branch MN-EVM , 1. year of study, summer semester, 5 credits, optional interdisciplinary
branch MN-MEL , 1. year of study, summer semester, 5 credits, compulsory

#### Type of course unit

Lecture

39 hours, optionally

Teacher / Lecturer

Exercise in computer lab

13 hours, compulsory

Teacher / Lecturer