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M74HC139
DUAL 2 TO 4 DECODER/DEMULTIPLEXER
s HIGH SPEED: tPD = 13ns (TYP.) at VCC = 6V
s LOW POWER DISSIPATION: ICC = 4µA(MAX.) at TA=25°C
s HIGH NOISE IMMUNITY: VNIH = VNIL = 28 % VCC (MIN.)
s SYMMETRICAL OUTPUT IMPEDANCE: |IOH| = IOL = 4mA (MIN)
s BALANCED PROPAGATION DELAYS: tPLH ≅ tPHL
s WIDE OPERATING VOLTAGE RANGE: VCC (OPR) = 2V to 6V
s PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 139
DESCRIPTION
The M74HC139 is an high speed CMOS QUAD 2-INPUT NAND GATE fabricated with silicon gate C2MOS technology. The active low enable input can be used for gating or as a data input for demultiplexing applications.