M54HC20 M74HC20 DUAL 4-INPUT NAND GATE .
.
.
.
.
.
.
.
HIGH SPEED tPD = 8 ns (TYP.) AT VCC = 5 V LOW POWER DISSIPATION ICC = 1 µA (MAX.) AT TA = 25 °C HIGH NOISE IMMUNITY VNIH = VNIL = 28 % VCC (MIN.) OUTPUT DRIVE CAPABILITY 10 LSTTL LOADS SYMMETRICAL OUTPUT IMPEDANCE IOH = IOL = 4 mA (MIN.) BALANCED PROPAGATION DELAYS tPLH = tPHL WIDE OPERATING VOLTAGE RANGE VCC (OPR) = 2 V TO 6 V PIN AND FUNCTION COMPATIBLE WITH 54/74LS20 B1R (Plastic Package) F1R (Ceramic Package) M1R (Micro Package)