1. The USB 3.2 Gen 1 Cable Extender reference design by Microchip integrates a reclocked/driver IC into a USB dongle for extending cable support. 2. It supports data transfer rates up to 5 Gbps and is crucial for maintaining signal integrity over long distances. 3. The design features an auto-adaptive equalizer, a Reclocker, and a Redriver to enhance signal quality and cable length.