GL652 Datasheet, PDF (5/17 Pages) List of Unclassifed Manufacturers – USB 7 PORT HUB CONTROLLER

4 BLOCK DIAGRAM
GL652USB 7 PORT USB HUB CONTROLLER
UPSTREAM
PORT
D+
D-
TRANS-
CEIVER
HUB REPEATER
12 MHz
PLL
SIE
PORT CON-
TROLLER
TRANS-
CEIVER
PORT CON-
TROLLER
TRANS-
CEIVER
Registers
Micro-
Controller
ROM
RAM
D+ _D-
LED
DOWNSTREAM
PORT 1
D+ ^D-
LED
DOWNSTREAM
PORT 7
5
08/18/00
Revision 1.2