4 Bit Binary To BCD Converter

In this lecture, we are going to learn about the 4 bit binary to bcd converter in very detail with a truth table, K-map, and circuit realization of Binary to BCD converter. Before starting to know about this conversion we will see steps to be followed for this conversion.

Also Read

• Binary to Gray Code Converter
• Gray to Binary Code Converter

4 Bit Binary To BCD Converter

Steps to Be followed:

We will convert a 4-bit binary to 5-bit BCD words. TH procedure to be followed is as follows:

Step 1: Write the truth table showing the relation between binary as input and BCD as output.

Step 2: For each BCD output, write a K-map.

Step 3: From the k-map obtain a simplified expression for each BCD output in terms of binary inputs.

Step 4: Realize the code converter using the basic gates.

Binary To BCD Converter Truth Table

• The below table shows the truth table for Binary to BCD.

• B3 B2 B1 B0 is the four-bit binary word with B3 acting as MSB.

• D4 D3 D2 D1 D0 is the five BCD output.

Binary To BCD Converter K-Map

Binary To BCD Converter Circuit

The Binary to BCD converter circuit is shown in the figure:

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