AA Chip Designer’s Lexicon

Thanks to John Redford and Derek Beatty for many colorful terms.

3-D integration

Any of several methods for building VLSI systems with transistors and interconnections spread over three dimensions. (See Chapter 2.)


Arithmetic logic unit, which can perform several different arithmetic and logic operations as determined by control signals. (See Chapter 6.)


An and-or-invert gate. (See Chapter 3.)


As-late-as-possible, a schedule that performs operations at the last possible time. (See Chapter 8.)


As-soon-as-possible, a schedule that performs operations at the earliest possible time. (See Chapter 8.)


Application-specific integrated circuit. (See Chapter 1.).

ASM chart

A technique ...

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