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Boolean Function in Sum of Minterms
Any boolean function can be represented in SOM by following a 2 step approach discussed
below.
Step1: Represent the minterms for a function by decimal 1 in column 4 of table below.
Refer minterms from here
Step2: Add (or take binary OR) all the minterms in column 5 of table to represent
the function.
The Function of Minterms from above table is represented below
F = x’y’z + x’yz’ + xy’z + xyz’ + xyz
Example: Represent F = x + yz + xy in Sum of minterms.
F = x (y + y’)(z + z’) + yz (x + x’) + xy (z + z’)
= xyz + xyz’ + xy’z + xy’z’ + xyz + x’yz + xyz + xyz’
= xyz + xyz’ + xy’z + xy’z’ + x’yz
Digital Logic fundamentals topics @ fcd
Binary number discussion, 1 and 2 complement discussion, and tutorials of logic design.
Binary arithmetic, Signed Magnitude, overflow, examples
Gray coding, Binary coded digital (BCD) coding, BCD addition
Digital logic gates basic (AND, OR, XOR, NOT) and derived (NAND, NOR and XNOR). Drive XOR from NAND gates. Drive XOR from NOR gates
Discussion of Boolean Algebra with examples.
Duality Principle, Huntington Postulates, Theorems of Boolean Algebra - discussion with examples, Boolean Functions, Canonical and Standard Forms, Minterms and Maxterms Sum of Minterms, Product of Maxterms or Canonical Forms, Karnaugh map or K-map discussion 2, 3, ,4 and 5 var’s Prime Implicant and Gate level minimization examples.
Sum of Minterms or SOM is an equivalent statement of Sum of Standard products.
Truth Table of three variable example below.