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Counters
The 7447 has a 4-bit BCD input, seven individual active-LOW outputs, and a ripple blanking input and output.
True
Correct Answer:
True
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Counters
Asynchronous counters are known as modulus counters.
Three cascaded modulus-10 counters have an overall modulus of 1000.
A parallel in/serial out shift register enters all data bits simultaneously and transfers them out one bit at a time.
The terminal marked A on the CTR block in the given figure is the SET terminal.
One characteristic of a ring counter is that the modulus is equal to the number of flip-flops in the register and, consequently, there are never any unused or invalid states.
In general, when using a scope to troubleshoot digital systems the instrument should be triggered by ________.
________ is the modulus of the counter shown below.
The circuit shown below is a ________.
The minimum number of flip-flops that can be used to construct a modulus-5 counter is ________.
Referring to the function table given below, taking the CLEAR, S1, and S0 inputs all HIGH ________.
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