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SN74AHC02DBR 데이터시트(PDF) 1 Page - Texas Instruments |
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SN74AHC02DBR 데이터시트(HTML) 1 Page - Texas Instruments |
1 / 26 page 2 1A 3 1B 1Y 1 8 3A 9 3B 3Y 10 5 2A 6 2B 2Y 4 11 4A 12 4B 4Y 13 1 2 3 4 5 6 7 14 13 12 11 10 9 8 1Y 1A 1B 2Y 2A 2B GND VCC 4Y 4B 4A 3Y 3B 3A SN54AHC02 . . . JORWP ACKAGE SN74AHC02 . . . D, DB, DGV, N, NS OR PW PACKAGE (TOP VIEW) 3 2 1 20 19 9 10 11 12 13 4 5 6 7 8 18 17 16 15 14 4B NC 4A NC 3Y 1B NC 2Y NC 2A SN54AHC02 . . . FK PACKAGE (TOP VIEW) NC − No internal connection SN74AHC02 . . . RGY PACKAGE (TOP VIEW) 1 14 7 8 2 3 4 5 6 13 12 11 10 9 4Y 4B 4A 3Y 3B 1A 1B 2Y 2A 2B SN54AHC02 SN74AHC02 www.ti.com SCLS254L – DECEMBER 1995 – REVISED MAY 2013 QUADRUPLE 2-INPUT POSITIVE-NOR GATES Check for Samples: SN54AHC02, SN74AHC02 1 FEATURES • Operating Range 2-V to 5.5-V • ESD Protection Exceeds JESD 22 • Latch-Up Performance Exceeds 250 mA Per – 2000-V Human-Body Model (A114-A) JESD 17 – 200-V Machine Model (A115-A) – 1000-V Charged-Device Model (C101) DESCRIPTION The ’AHC02 devices contain four independent 2-input NOR gates that perform the Boolean function Y = A ● B or Y = A + B in positive logic. FUNCTION TABLE (EACH GATE) INPUTS OUTPUT A B Y H X L X H L L L H LOGIC DIAGRAM (POSITIVE LOGIC) Pin numbers shown are for the D, DB, DGV, J, N, NS, PW, RGY, and W packages. 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PRODUCTION DATA information is current as of publication date. Copyright © 1995–2013, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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