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Q. |
Which of the following sequential circuit doesn’t need a clock signal? |
A. | flip flop |
B. | asynchronous counter |
C. | shift register |
D. | latch |
Answer» D. latch | |
Explanation: latch has an enable input, but no clock signal. all other circuits including asynchronous counter needs a clock signal. it is called asynchronous because every flip flop doesn’t have same clock signal. |
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