Question
Download Solution PDFA ROM is used to store the table for multiplication of two 8 bit unsigned integer, the size of ROM required is
This question was previously asked in
ESE Electronics 2010 Paper 2: Official Paper
Answer (Detailed Solution Below)
Option 2 : 64K × 16
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ST 1: UPSC ESE (IES) Civil - Building Materials
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Detailed Solution
Download Solution PDFWhen we multiply two 8 bit numbers result can go up to 16 bits. So, we need 16 bits for each of the multiplication result.
To multiply two 8 bit numbers we need 8 + 8 = 16 address lines.
Total: 216 and as each result requires 16 bits hence,
216 × 16 = 64K × 16.
Option 2 is correct.
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