Floating-Point IP Cores User Guide

ID 683750
Date 5/05/2023
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1.6.1.2. Double-Precision Format

The double-precision format contains the following binary patterns:
  • The MSB holds the sign bit.
  • The next 11 bits hold the exponent bits.
  • 52 LSBs hold the mantissa.

The total width of a floating-point number in the double-precision format is 64 bits. The bias for the double-precision format is 1023.

Figure 11. Double-Precision RepresentationThis figure shows a double-precision representation.