SN54ALS1002A

ą SN54ALS1002A, SN74ALS1002A QUADRUPLE 2ĆINPUT POSITIVEĆNOR BUFFERS ą SDAS238 − D2661, DECEMBER 1983 − REVISED MAY 1986 Quad Versions of ’ALS805A Buffer Version of ’ALS02 Package Options Include Plastic Small Outline Packages, Ceramic Chip Carriers, and Standard Plastic and Ceramic 300-mil DIPs Dependable Texas Instruments Quality and Reliability description These devices contain four independent 2-input NOR buffers. They perform the Boolean functions Y = A + B or Y = AB in positive logic. SN54ALS1002A . . . J PACKAGE SN74ALS1002A . . . D OR N PACKAGE (TOP VIEW) 1Y 1 1A 2 1B 3 2Y 4 2A 5 2B 6 GND 7 14 VCC 13 4Y 12 4B 11 4A 10 3Y 9 3B 8 3A SN54ALS1002A . . . FK PACKAGE (TOP VIEW) 1A 1Y NC V CC 4Y The SN54ALS1002A is characterized for operation over the full military temperature range of −55°C to 125°C. The SN74ALS1002A is characterized for operation from 0°C to 70°C. FUNCTION TABLE (each gate) INPUTS OUTPUT AB Y HX L XH L LL H 1B 3 2 1 20 19 4 18 4B NC 5 17 NC 2Y 6 16 4A NC 7 15 NC 2A 8 14 3Y 9 10 11 12 13 2B GND NC 3A 3B NC − No internal connection logic symbol† 2 1A ≥1 3 1B 5 2A 6 2B 8 3A 9 3B 11 4A 12 4B 1 1Y 4 2Y 10 3Y 13 4Y † This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12. Pin numbers shown are for D, J, and N packages. logic diagram (positive logic) 1A 1Y 1B 2A 2Y 2B 3A 3Y 3B 4A 4Y 4B PRODUCTION DATA information is current as of publication date. Products conform to specifications ...