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a) A 4-bit ripple counter consists of flip-flops, which each have a propagation delay from clock to Q output of 15 ns. For the counter to recycle from 1111 to 0000, it takes a total of А. 15 ns В. 30 ns C. 45 ns D. 60 ns Answer: b) A 4-bit up/down binary counter is in the DOWN mode and in the 1100 state. To what state does the counter go on the next clock pulse? А. 1101 В. 1011 С. 1111 D. 0000 Answer: ? synchronous 4-bit binary down counter changes from count 2 to count 3. How many transitional states are required? A. None B. One C. Two D. Fifteen Answer:

a) A 4-bit ripple counter consists of flip-flops, which each have a propagation delay from clock to Q output of 15 ns. For the counter to recycle from 1111 to 0000, it takes a total of А. 15 ns В. 30 ns C. 45 ns D. 60 ns Answer: b) A 4-bit up/down binary counter is in the DOWN mode and in the 1100 state. To what state does the counter go on the next clock pulse? А. 1101 В. 1011 С. 1111 D. 0000 Answer: ? synchronous 4-bit binary down counter changes from count 2 to count 3. How many transitional states are required? A. None B. One C. Two D. Fifteen Answer:

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Please help with parts a,b,c!

a) A 4-bit ripple counter consists of flip-flops, which each have a propagation delay from clock to Q output of 15 ns. For the counter to recycle from 1111 to 0000, it takes a total of A. 15 ns В. 30 ns C. 45 ns D. 60 ns Answer: b) A 4-bit up/down binary counter is in the DOWN mode and in the 1100 state. To what state does the counter go on the next clock pulse? A. 1101 В. 1011 C. 1111 D. 0000 Answer: ? c) An asynchronous 4-bit binary down counter changes from count 2 to count 3. How many transitional states are required? A. None B. One C. Two D. Fifteen Answer:
Transcribed Image Text:a) A 4-bit ripple counter consists of flip-flops, which each have a propagation delay from clock to Q output of 15 ns. For the counter to recycle from 1111 to 0000, it takes a total of A. 15 ns В. 30 ns C. 45 ns D. 60 ns Answer: b) A 4-bit up/down binary counter is in the DOWN mode and in the 1100 state. To what state does the counter go on the next clock pulse? A. 1101 В. 1011 C. 1111 D. 0000 Answer: ? c) An asynchronous 4-bit binary down counter changes from count 2 to count 3. How many transitional states are required? A. None B. One C. Two D. Fifteen Answer:
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