lan9313 Standard Microsystems Corp., lan9313 Datasheet - Page 40

• Manufacturer Part Number: lan9313
• Description: Lan9313/lan9313i Three Port 10/100 Managed Ethernet Switch With Mii
• Manufacturer: Standard Microsystems Corp.

Revision 1.2 (04-08-08)
97,112,113,
7,13,21,27,
3,14,40,65,
76,94,102,
87,93,100
74,88,104
Note 3.15
33,39,46,
54,64,66,
72,73,81,
18,48,80,
103,109
57-59,
PIN
128
PIN
1,2,
Note 3.15 Plus external pad for 128-XVTQFP package only
+1.8V Power
No Connect
Digital Core
+3.3V I/O
Common
Ground
Supply
Output
NAME
Power
NAME
Table 3.10 Core and I/O Power and Ground Pins
VDD18CORE
SYMBOL
VDD33IO
SYMBOL
VSS
NC
Table 3.11 No-Connect Pins
DATASHEET
BUFFER
BUFFER
TYPE
TYPE
P
P
P
-
40
+3.3V Power Supply for I/O Pins and Internal
Regulator
Refer to the LAN9313/LAN9313i application note
for additional connection information.
Digital Core +1.8V Power Supply Output: +1.8V
power from the internal core voltage regulator. All
VDD18CORE pins must be tied together for proper
operation.
Refer to the LAN9313/LAN9313i application note
for additional connection information.
Common Ground
No Connect: These pins must be left floating for
normal device operation.
Three Port 10/100 Managed Ethernet Switch with MII
DESCRIPTION
DESCRIPTION
SMSC LAN9313/LAN9313i
Datasheet