SN74LS42 | 7442 BCD to Decimal decoder | 4 to 10 demultiplexer

In this video, BCD to Decimal decoder or 4 to 10 demultiplexer, I've explained how to use IC7442 with the practical explanation.

Pull up and pull down resistor:
   • Pull up and pull down resistor  

8x8 mm self locking DPDT push-pull switch:
   • How to use 6 pins 8x8 mm self locking...  

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Required Components:

IC: 7442 x 1

Resistors: 470 Ω x 4
220Ω x 10
1 KΩ x 4
Miscellaneous: Breadboard
Jumper wires
LEDs x 14
5v power supply (Video:    • 5 volt Power Supply Circuit  )

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