74HC139 (Dual 2 to 4 Line Decoder)

Description

74HC139 IS A dual 2 to 4 line decoder/demultiplexer IC Specification Propagation Delay Time: 145 ns at 2V / 25 ns at 6V Power Dissipation: 320 mW Output Current: 5.2 mA at 6 V No. of Inputs: 3X 3 No. of Pins: 16 Operating Temperature Range : -40°C to +125°C Supply Voltage Range: 2V to 6V Package: DIP-16 Logic Diagram <!-- table, th, td { border: 1px solid black; } --> Symbol Pin Description 1E, 2E 1, 15 enable input (active LOW) 1A0, 1A1 2,3 address input 1Y0, 1Y1, 1Y2, 1Y3 4,5,6,7 output (active LOW) GND 8 ground (0 V) 2Y0, 2Y1, 2Y2, 2Y3 12,11,10,9 output (active LOW) 2A0, 2A1 14,13 address input VCC 16 positive supply voltage For 74HC139 Click Here

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