ISP1123
Universal Serial Bus compound hub
Rev. 01 — 5 October 1999 Preliminary specification
1. General description
The ISP1123 is a compound Universal Serial Bus (USB) hub device which complies with USB Specification Rev. 1.1. It integrates a Serial Interface Engine (SIE), hub repeater, hub controller, USB data transceivers and a 3.3 V voltage regulator. It ...