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Logic probs for74hc137 proteus

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V

vead

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Hello
I tried to find out the logic behavior of 74hc137 using proteus. But I am not getting correct sequence. Please Look at picture. I think I am not taking correct logic probs please help me
 

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Hi,

* PIN5 is low active (mind the dot) --> connect it to "0" (= E2 on your schematic, but E1 on NXP datasheet!)
* PIN6 is low active --> connect it to "1" (= E1 on your schematic, but E2 on NXP datasheet!)

Pin naming is really confusing....
truth1.png

Klaus
 

Hello Klaus
I understand table. I need help in proteus design. So can you tell me with proteus fesign
 

Hi,

Read the first lines of my post #2. And do the requested changes in your circuit.

Klaus
 

KlausST said:
Hi,

Read the first lines of my post #2. And do the requested changes in your circuit.

Klaus
Click to expand...
nothing change. Only one output of decoder should be high.
look at image
 

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