These devices contain two independent 4-input positive-NAND gates. They perform the Boolean functionsor \ in positive logic.
The SN54ALS20A and SN54AS20 are characterized for operation over the full military temperature range of -55°C to 125°C. The SN74ALS20ANS and SN74AS20 are characterized for operation from 0°C to 70°C.
Feature
- Package Options Include Plastic Small-Outline (D) Packages,Ceramic Chip Carriers (FK), and Standard Plastic (N) and Ceramic(J) 300-mil DIPs