MC54HC139A - Motorola

MC54HC139A Dual 1-of-4 Decoder/Demultiplexer

MOTOROLA SEMICONDUCTOR TECHNICAL DATA Dual 1-of-4 Decoder/ Demultiplexer High–Performance Silicon–Gate CMOS The MC54/74HC139A is identical in pinout to the LS139. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LSTTL outputs. This device consists of two independent 1–of–4 decoders, each of which .

Features

C54/74HC139A J SUFFIX CERAMIC PACKAGE CASE 620
  –10 1 16 16 1 N SUFFIX PLASTIC PACKAGE CASE 648
  –08 16 1 D SUFFIX SOIC PACKAGE CASE 751B
  –05 ORDERING INFORMATION MC54HCXXXAJ MC74HCXXXAN MC74HCXXXAD Ceramic Plastic SOIC LOGIC DIAGRAM PIN ASSIGNMENT ADDRESS INPUTS A0a A1a 2 3 4 5 6 7 Y0a Y1a Y2a Y3a ACTIVE
  –LOW OUTPUTS SELECTa A0a A1a Y0a Y1a Y2a Y3a ADDRESS INPUTS A0b A1b 14 13 12 11 10 9 Y0b Y1b Y2b Y3b ACTIVE
  –LOW OUTPUTS GND 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 VCC SELECTb A0b A1b Y0b Y1b Y2b Y3b SELECTa 1 FUNCTION TABLE Inputs Select A1 X L L H H A0 X L H L H Y0 H L H H H Outputs Y1 Y.