MC74HC139ANG ON Semiconductor

MC74HC139A Dual 1-of-4 Decoder/ Demultiplexer HighPerformance SiliconGate CMOS The MC74HC139A is identical in pinout to the LS139. The device MC74HC139A 2 4 ADDRESS A0 Y0 a a INPUTS 3 5 Y1 A1 a a ACTIVELOW SELECT 1 16 V a CC 6 OUTPUTS Y2 a 2 15 A0 SELECT a b 7 Y3 a 3 14 A1 A0 a b 4 13 Y0 A1 a b PIN 16 = V CC 1 SELECT a PIN 8 = GND Y1 5 12 Y0 a b Y2 6 11 Y1 a b 14 12 ADDRESS A0 Y0 b b Y2 Y3 7 10 b INPUTS 13 11 a A1 Y1 ACTIVELOW b b GND 8 9 Y3 b 10 OUTPUTS Y2 b 9 Y3 b Figure 1. Pin Assignment 15 SELECT b Figure 2. Logic Diagram FUNCTION TABLE Inputs Outputs Select A1 A0 Y0 Y1 Y2 Y3 HX X H HH H LL L L HH H LL H H LH H LH L H HL H LH H H HH L X = dont care ORDERING INFORMATION Device Package Shipping MC74HC139ANG PDIP16 2000 Units / Box (Pb Free) MC74HC139ADG SOIC16 48 Units / Rail (Pb Free) MC74HC139ADR2G SOIC16 2500 / Tape & Reel (Pb Free) MC74HC139ADTR2G TSSOP16 2500 / Tape & Reel (Pb Free) NLV74HC139ADR2G* SOIC16 2500 / Tape & Reel (Pb Free) NLV74HC139ADTR2G* TSSOP16 2500 / Tape & Reel (Pb Free) For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. *NLV Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements AECQ100 Qualified and PPAP Capable