MCQOPTIONS
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| 1. |
A 4-bit modulo 16 ripple counter uses JK flip flop. If the propagation delay of each flip flop is 50 ns, The maximum clock frequency that can be used is |
| A. | 20 MHz |
| B. | 10 MHz |
| C. | 5 MHz |
| D. | 4 MHz |
| Answer» D. 4 MHz | |