LAN9303 Datasheet, PDF (23/366 Pages) SMSC Corporation – Small Form Factor Three Port 10/100 Managed Ethernet Switch with Single MII/RMII/Turbo MII

Small Form Factor Three Port 10/100 Managed Ethernet Switch with Single MII/RMII/Turbo MII
Datasheet
Chapter 3 Pin Description and Configuration
3.1
3.1.1
Pin Diagram
56-QFN Pin Diagram
TXP1 43
VDD33A1 44
RXN1 45
RXP1 46
VDD33A1 47
VDD18TX1 48
EXRES 49
VDD33BIAS 50
VDD18TX2 51
VDD33A2 52
RXP2 53
RXN2 54
VDD33A2 55
TXP2 56
SMSC
LAN9303/LAN9303i
56 PIN QFN
(TOP VIEW)
VSS
28 LED1/GPIO1/AMDIX2_LED1P
27 LED2/GPIO2/E2PSIZE_LED2P
26 LED3/GPIO3/MNGT0_LED3P
25 LED4/GPIO4/MNGT1_LED4P
24 LED5/GPIO5/PHYADDR_LED5P
23 VDD33IO
22 MDC
21 MDIO
20 P0_DUPLEX
19 P0_CRS
18 P0_COL
17 P0_OUTCLK
16 P0_OUTDV
15 VDD33IO
NOTE: When HP Auto-MDIX is activated, the TXN/TXP pins can function as RXN/RXP and vice-versa
NOTE: Exposed pad (VSS) on bottom of package must be connected to ground
Figure 3.1 Pin Assignments (TOP VIEW)
SMSC LAN9303/LAN9303i
23
DATASHEET
Revision 1.3 (08-27-09)