sequential circuit ii

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MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR 1 Sequential Circuit II Latch & Flip-flop

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Sequential Circuit II. Latch & Flip-flop. Sequential Logic. Block Diagram of Sequential Logic. SR NOR Latch. Logical Diagram. Functional Table. Simplified Functional Table. SR NOR Latch. Logical simulation for SR Latch. SR NAND Latch with Control Input. Logical Diagram. - PowerPoint PPT Presentation

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Page 1: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

1

Sequential Circuit II

Latch & Flip-flop

Page 2: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

2

Sequential Logic

Block Diagram of Sequential Logic

Page 3: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

3

SR NOR Latch

Logical Diagram Functional Table

Simplified Functional Table

Page 4: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

4

SR NOR Latch

Logical simulation for SR Latch

Page 5: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

5

SR NAND Latch with Control Input

Logical Diagram Functional Table

Page 6: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

6

D Type Latch

Logical Diagram Functional Table

Page 7: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

7

Master Slave Flip-flop

Page 8: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

8

Master Slave Flip-flop

Page 9: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

9

Master Slave JK Flip-flop

Page 10: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

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D Type Positive Edge Triggered Flip-flop

Page 11: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

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D Type (Flip-flop & Latch)

Positive edge triggered D Type flip-flop simulation

D Latch simulation

D Latch with control input simulation

Comparison

Page 12: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

12

D Type (Flip-flop & Latch)

Negative edge triggered D Type flip-flop simulation

Page 13: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

13

D Type (Flip-flop & Latch)

Negative edge triggered D Type flip-flop with Clear and Preset input simulation

Page 14: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

14

Positive Edge Triggered JK Flip-flop

Page 15: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

15

Positive Edge Triggered JK Flip-flop

Page 16: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

16

JK Flip-flop

Negative edge JK flip-flop with input Clear simulation

Page 17: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

17

SR Type

Negative edge SR flip-flop with input Clear simulation

Page 18: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

18

T Type

Negative edge T flip-flop with input Clear simulation

Page 19: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

19

Standard Graphical Symbol Circle on block shows complement

positive pulsenegative pulsepositive edgenegative edge

Arrow like symbol shows a dynamic input where flip-flop responded towards edge transition for clock pulse input

Page 20: Sequential Circuit II

MOHD. YAMANI IDRIS/ NOORZAILY MOHAMED NOOR

20

Standard Graphical Symbol