Lectures 7 through 9: Design of CMOS circuits

Lecture 7: Combinational circuit design

Purpose: To present and discuss different dynamic logic configurations

Contents:

Principles of static CMOS: compound gates and P/N ratios
Principles of static CMOS: Precharge and evaluation
Domino logic
np-CMOS logic
Design issues of dynamic logic and Composition rules

Literature:

Weste & Harris sections 6.1 - 6.5

Supplementary reading:

J.M. Rabaey, A. Chandrakasan and B. Nikolic:
Digital Integrated Circuits - A Design Perspective,
2^nd edition, Prentice Hall, 2003,
Sections 6.3 - 6.5

Lecture 8: Sequential circuits - sequencing

Purpose: To discuss the design of synchronous sequential systems using static elements

Contents:

Timing metrics: setup time t_su, hold time t_hold, contamination delay t_cd
Memory elements: latches and registers
Static memory elements
Metastability
Clock systems: clock skew and clock overlap

Literature:

Weste & Harris sections 7.1 - 7.2

Supplementary reading:

J.M. Rabaey, A. Chandrakasan and B. Nikolic:
Digital Integrated Circuits - A Design Perspective,
2^nd edition, Prentice Hall, 2003,
Sections 7.1 - 7.2

Lecture 9: Sequential circuits - clocked systems

Purpose: To discuss the design of synchronous sequential systems using dynamic elements

Contents:

Dynamic memory elements
Clock skew
C²MOS logic
True single-phase clocked logic
Pipelining: latches and registers
NORA-CMOS logic style for pipelined structures

Literature:

Weste & Harris sections 7.3 - 7.5

Supplementary reading:

J.M. Rabaey, A. Chandrakasan and B. Nikolic:
Digital Integrated Circuits - A Design Perspective,
2^nd edition, Prentice Hall, 2003,
Sections 7.3, 7.5, 7.6.1

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Associate professor Flemming Stassen, stassen@imm.dtu.dk

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