Datasheet Summary
CD54ACT20, CD74ACT20 DUAL 4-INPUT POSITIVE-NAND GATES
D Inputs Are TTL-Voltage patible 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 =...