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SN74HC266D 数据表(PDF) 1 Page - Texas Instruments |
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SN74HC266D 数据表(HTML) 1 Page - Texas Instruments |
1 / 4 page SN54HC266, SN74HC266 QUADRUPLE 2-INPUT EXCLUSIVE-NOR GATES WITH OPEN-DRAIN OUTPUTS SCLS135C – DECEMBER 1982 – REVISED MAY 1997 1 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 D Package Options Include Plastic Small-Outline (D) and Ceramic Flat (W) Packages, Ceramic Chip Carriers (FK), and Standard Plastic (N) and Ceramic (J) 300-mil DIPs description The ’HC266 are composed of four independent 2-input exclusive-NOR gates and feature open-drain outputs. They perform the Boolean function Y = A ⊗ B or Y = AB + AB in positive logic. The SN54HC266 is characterized for operation over the full military temperature range of –55 °C to 125 °C. The SN74HC266 is characterized for operation from –40 °C to 85°C. FUNCTION TABLE INPUTS OUTPUT A B Y L L H L HL H LL H H H logic symbol† 1 1A 2 1B 1Y 3 5 2A 6 2B 2Y 4 8 3A 9 3B 3Y 10 12 4A 13 4B 4Y 11 =1 † This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12. Pin numbers shown are for the D, J, N, and W packages. logic diagram, each gate (positive logic) A B Y 1 2 3 4 5 6 7 14 13 12 11 10 9 8 1A 1B 1Y 2Y 2A 2B GND VCC 4B 4A 4Y 3Y 3B 3A SN54HC266 ...J OR W PACKAGE SN74HC266 . . . D OR N PACKAGE (TOP VIEW) 32 1 20 19 910 11 1213 4 5 6 7 8 18 17 16 15 14 4A NC 4Y NC 3Y 1Y NC 2Y NC 2A SN54HC266 . . . FK PACKAGE (TOP VIEW) NC – No internal connection Copyright © 1997, Texas Instruments Incorporated 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. UNLESS OTHERWISE NOTED this document contains PRODUCTION DATA information current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
类似零件编号 - SN74HC266D |
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类似说明 - SN74HC266D |
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