Universal Serial Bus Cable & Connector Class Specification

INTRODUCTION.
1.1 PURPOSE. This document describes the mechanical, electrical, environmental, design and
performance criteria and voluntary supplier compliance requirements for USB connectors,
cable and fabricated cable assemblies. In addition, this document provides detailed requirements
for the design, approval and implementation of application specific USB connectors
and fabricated cable assemblies.
1.2 SCOPE. The information provided in this document serves as a guideline for design, development
and voluntary compliance testing of USB connectors and fabricated cables assemblies,
as well as defining mechanical, electrical, environmental and performance characteristics.
As such, it defines how USB connectors, cable and fabricated cables assemblies are to
be implemented and how manufacturers and/or fabricators will interact with the voluntary
compliance requirements.