A Comparative Study of SOP and POS in Digital Logic
The fundamental distinction between SOP and POS lies in the representation of Boolean expressions. SOP utilizes minterms, whereas POS employs max terms.
The fundamental distinction between SOP and POS lies in the representation of Boolean expressions. SOP utilizes minterms, whereas POS employs max terms.
SOP, or Sum of Product, is a method where product(AND) terms are summed(OR) together. It is a manner of representing expressions or terms in a sum of binary terms, also known as minterms and sum of products.
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POS, or Product of Sum, is a technique that presents a Boolean expression through a series of max terms or sum terms.
Serial No. | SOP | POS |
1 | SOP is an abbreviation for Sum of Products. | POS is an acronym for Product of Sums. |
2 | SOP represents Boolean terms as the sum of product terms. | POS represents Boolean terms as a product of sum terms. |
3 | SOP is more inclined towards minterms. | POS favors maxterms. |
4 | In SOP, minterms are denoted as ‘m’. | In POS, Maxterms are represented as ‘M’. |
5 | SOP results in a HIGH(1) output. | POS results in a LOW(0) output. |
6 | In SOP, the final term is obtained by adding the product terms. | In POS, the final term is achieved by multiplying the sum terms. |
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