ECE 301 Digital Electronics

Aug 27, 2012

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ECE 301 - Digital Electronics. 2. Multiplexers. ECE 301 - Digital Electronics. 3. Multiplexer. A multiplexer switches (or routes) data from 2N inputs to one output, where N is the number of select (or control) inputs.A multiplexer (mux) is a digital switch.. ECE 301 - Digital Electronics. 4. Mult

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ECE 301 Digital Electronics

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1. ECE 301 � Digital Electronics Multiplexers and Demultiplexers (Lecture #12)

2. ECE 301 - Digital Electronics 2

ECE 301 Digital Electronics

ECE 301 - Digital Electronics. 2. Karnaugh Maps. Graphical representation of a truth tableCan be used to minimize logic functionsUses Logic Adjacency A.B A.B' = A (Boolean Algebra Law)Does not produce unique resultsNot directly transferable to computer algorithmsWhy not just use Boolean

556 views • 27 slides

ECE 301 – Digital Electronics

Decoders and Encoders (Lecture #13). ECE 301 – Digital Electronics. Definitions. Active – the function is being performed Active low – active when the output is 0. Active high – active when the output is 1. Enabled – active circuit can perform its function Low-level enabled

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ECE 301 – Digital Electronics

Multiple-bit Adder Circuits (Lecture #13). ECE 301 – Digital Electronics. The slides included herein were taken from the materials accompanying Fundamentals of Logic Design, 6 th Edition , by Roth and Kinney, and were used with permission from Cengage Learning. .

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ECE 301 – Digital Electronics

Unsigned and Signed Numbers, Binary Arithmetic of Signed Numbers, and Binary Codes (Lecture #2). ECE 301 – Digital Electronics. Unsigned and Signed Binary Numbers. Unsigned and Signed Numbers. 10011010. 8-bit Binary number. What is the decimal equivalent of this binary number?. b. b.

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ECE 301 – Digital Electronics

ECE 301 – Digital Electronics. Basic Logic Operations, Boolean Expressions, and Boolean Algebra (Lecture #3). Basic Logic Operations. Basic Logic Operations. AND OR NOT (Complement) Order of Precedence NOT AND OR can be modified using parenthesis. Basic Logic Operations.

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ECE 301 – Digital Electronics

Course Introduction (Lecture #0). ECE 301 – Digital Electronics. Course Info. Course #: ECE 301 Course Name: Digital Electronics Course Objective: To analyze and design combinational and sequential logic circuits. Course website: http://ece.gmu.edu/~clorie/Spring11/ECE-301/.

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ECE 301 – Digital Electronics

Multi-bit Adder Circuits, Multiplier Circuit, and Magnitude Comparator Circuit (Lecture #11). ECE 301 – Digital Electronics. Implementations of Multi-bit Adders: 1. Ripple Carry Adder 2. Carry Lookahead Adder. Carry Lookahead Adder. Carry Lookahead Adder. Carry Propagate. 1. 1. 1. 1.

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ECE 301 – Digital Electronics

NAND-NAND and NOR-NOR Circuits and Even and Odd Logic Functions. ECE 301 – Digital Electronics. Logic Gates. AND and OR Gates 2-input gates realized with 6 CMOS transistors 3-input gates realized with 8 CMOS transistors NAND and NOR Gates 2-input gates realized with 4 CMOS transistors

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ECE 301 – Digital Electronics

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ECE 301 – Digital Electronics

Representation of Negative Numbers, Binary Arithmetic of Negative Numbers, and Binary Codes (Lecture #11). ECE 301 – Digital Electronics. The slides included herein were taken from the materials accompanying Fundamentals of Logic Design, 6 th Edition , by Roth and Kinney,

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ECE 301 – Digital Electronics

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ECE 301 – Digital Electronics

NAND and NOR Circuits, Multi-level Logic Circuits, and Multiple-output Logic Circuits (Lecture #9). ECE 301 – Digital Electronics. The slides included herein were taken from the materials accompanying Fundamentals of Logic Design, 6 th Edition , by Roth and Kinney,

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ECE 301 – Digital Electronics

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ECE 301 – Digital Electronics

Electrical and Timing Characteristics of Standard Logic Gates (Lecture #2). ECE 301 – Digital Electronics. Standard Logic Gates. Note: “xx” refers to the logic family. Transistor. Logic Family. xx. TTL. Low Power. L. High Speed. H. Schottky. S. Low Power Schottky. LS.

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ECE 301 – Digital Electronics

Minterm and Maxterm Expansions and Incompletely Specified Functions (Lecture #6). ECE 301 – Digital Electronics. The slides included herein were taken from the materials accompanying Fundamentals of Logic Design, 6 th Edition , by Roth and Kinney,

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ECE 301 – Digital Electronics

Circuit Design and Analysis (Lecture #9A). ECE 301 – Digital Electronics. The slides included herein were taken from the materials accompanying Fundamentals of Logic Design, 6 th Edition , by Roth and Kinney, and were used with permission from Cengage Learning. Logic Circuits.

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ECE 301 – Digital Electronics

380 views • 31 slides

ECE 301 – Digital Electronics

408 views • 34 slides

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