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SN54F20 - DUAL 4-INPUT POSITIVE-NAND GATES

Description

These devices contain two independent 4-input NAND gates.

B C

D or Y = A + B + C + D in positive logic.

55°C to 125°C.

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SN54F20, SN74F20 DUAL 4-INPUT POSITIVE-NAND GATES • Package Options Include Plastic Small-Outline Packages, Ceramic Chip Carriers, and Standard Plastic and Ceramic 300-mil DIPs description These devices contain two independent 4-input NAND gates. They perform the Boolean functions Y = A • B • C • D or Y = A + B + C + D in positive logic. The SN54F20 is characterized for operation over the full military temperature range of – 55°C to 125°C. The SN74F20 is characterized for operation from 0°C to 70°C. SDFS041A – MARCH 1987 – REVISED OCTOBER 1993 SN54F20 . . . J PACKAGE SN74F20 . . . D OR N PACKAGE (TOP VIEW) 1A 1 1B 2 NC 3 1C 4 1D 5 1Y 6 GND 7 14 VCC 13 2D 12 2C 11 NC 10 2B 9 2A 8 2Y SN54F20 . . .
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