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HD74HC131 Datasheet 3-to-8-line Decoder/demultiplexer

Manufacturer: Hitachi Semiconductor (now Renesas)

Overview: HD74HC131 3-to-8-line Decoder/Demultiplexer with Edge-Triggered Address.

General Description

The HD74HC131 is 3-to-8 linedecoder.

It has Address select inputs (A,B,C) and D type register.

Address select data store to D type registers, during the positive going transition of the clock pulse.

Key Features

  • High Speed Operation: tpd (CLK to Y) = 20 ns typ (CL = 50 pF) High Output Current: Fanout of 10 LSTTL Loads Wide Operating Voltage: VCC = 2 V to 6 V Low Input Current: 1 µA max Low Quiescent Supply Current: ICC (static) = 4 µA max (Ta = 25°C) HD74HC131 Function Table Inputs Enable CLK G1 X X X L H H H H H H H H L H G2 H X L L L L L L L L L Select C X X L L L L H H H H X B X X L L H H L L H H X A X X L H L H L H L H X Outputs Y0 H H L H H H H H H.

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