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X74-138 Decoder

Three DIP switches were connected to binary address inputs (), and eight LED's are connected to the output (). According to the value of three DIP switches, one of LED's turned on. Test circuit is shown in Figure 0.2.

  
Figure: Test Circuit for X74-138 (1-to-8 Decoder)



Hitoshi Oi
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Fri Dec 22 00:27:00 EST 1995