DESCRIPTION

The PLUS173 PLDs are high speed, combinatorial Programmable Logic Arrays. The Philips Semiconductors state-of-the-art Oxide Isolated Bipolar fabrication process is employed to produce propagation delays as short as 12ns.

FEATURES

? I/O propagation delays (worst case)

– PLUS173B – 15ns max.

– PLUS173D – 12ns max.

? Functional superset of 20L10 and most other 24-pin combinatorial PAL devices

? Two programmable arrays

– Supports 32 input wide OR functions

? 12 inputs

? 10 bi-directional I/O

? 42 AND gates

– 32 logic product terms

– 10 direction control terms

? Programmable output polarity

– Active-High or Active-Low

? Security fuse

? 3-State outputs

? Power dissipation: 750mW (typ.)

? TTL Compatible

APPLICATIONS

? Random logic

? Code converters

? Fault detectors

? Function generators

? Address mapping

? Multiplexing