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CD74ACT20 - DUAL 4-INPUT POSITIVE-NAND GATES

General Description

The ’ACT20 devices contain two independent 4-input NAND gates.

B C

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

E Tub

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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CD54ACT20, CD74ACT20 DUAL 4-INPUT POSITIVE-NAND GATES D Inputs Are TTL-Voltage Compatible D Speed of Bipolar F, AS, and S, With Significantly Reduced Power Consumption D Balanced Propagation Delays D ±24-mA Output Drive Current – Fanout to 15 F Devices D SCR-Latchup-Resistant CMOS Process and Circuit Design D Exceeds 2-kV ESD Protection Per MIL-STD-883, Method 3015 SCHS320 – NOVEMBER 2002 CD54ACT20 . . . F PACKAGE CD74ACT20 . . . E OR M 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 description/ordering information The ’ACT20 devices contain two independent 4-input NAND gates. They perform the Boolean function Y = A • B • C • D or Y = A + B + C + D in positive logic.