Hex to Binary Converter Online

Hex to Binary Conversion Basics

  • 1 hex digit = 4 binary bits (e.g. F → 1111)
  • Each byte (2 hex digits) converts to 8 binary bits
  • Direct mapping between hexadecimal and binary systems
  • Essential for bitwise operations and digital electronics

Conversion Features

  • Automatic invalid character filtering
  • Option to add spaces between bytes
  • Supports both uppercase and lowercase hex
  • Batch conversion for large inputs

FAQ

Why 4 bits per hex digit?

16 (2^4) possible values per hex digit, requiring 4 bits to represent.

How are invalid characters handled?

Non-hex characters are automatically removed before conversion.

Can I convert floating-point hex?

This tool converts raw hex values. For floating-point numbers, first convert to decimal.