Question: Q What is the difference between 74190 and 74191 ? - Design a circuit using a BCD counter that will be counted from 7 to

Q What is the difference between 74190 and 74191 ? - Design a circuit using a BCD counter that will be counted from 7 to 1 . - Design a circuit using the BCD counter and any other counters concatenated with it for seconds: minutes that show (59:59)
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