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Q#1
Sequential Circuits
GATE EE 2014
MCQ
+2 marks
-0.66 marks
A 3-bit gray counter is used to control the output of the multiplexer as shown in the figure. The initial state of the counter is 
. The output is pulled high. The output of the circuit follows the sequence
Explanation:
The enable pin is marked as active LOW in the circuit given so whenever the input A0 is low the multiplexer will be disabled and the output will be pulled HIGH.
Counting sequence of gray code counter
Hence, the counting sequence is, 
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