LAN9514_12 Datasheet, PDF (19/52 Pages) SMSC Corporation – USB 2.0 Hub and 10/100 Ethernet Controller

USB 2.0 Hub and 10/100 Ethernet Controller
Datasheet
Many customers use a single poly fuse to power all their devices. For the ganged situation, all power
control pins must be tied together.
5V
LAN9514/
LAN9514i
PRTCTL5
PRTCTL4
PRTCTL3
PRTCTL2
Poly Fuse
USB
Device
USB
Device
Figure 2.5 Port Power with Ganged Control with Poly Fuse
SMSC LAN9514/LAN9514i
19
DATASHEET
Revision 1.2 (02-29-12)