Inputs Are TTL-Voltage Compatible
Speed of Bipolar F, AS, and S, With
Significantly Reduced Power Consumption
Balanced Propagation Delays
±24-mA Output Drive Current
– Fanout to 15 F Devices
SCR-Latchup-Resistant CMOS Process and
Circuit Design
Exceeds 2-kV ESD Protection Per
MIL-STD-883, Method 3015

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.