lan9218i Standard Microsystems Corp., lan9218i Datasheet - Page 19

• Manufacturer Part Number: lan9218i
• Description: Lan9218i High-performance Single-chip 10/100 Ethernet Controller With Hp Auto-mdix And Industrial Temperature Support
• Manufacturer: Standard Microsystems Corp.

High-Performance Single-Chip 10/100 Ethernet Controller with HP Auto-MDIX and Industrial Temperature Support
Datasheet
SMSC LAN9218i
Reference Ground
Reference Power
PLL Ground
PLL Power
NAME
Note 2.1
Please refer to the SMSC application note AN14.10 - “Migrating from LAN9118 to the
LAN9218I” for additional details.
VDD_REF
VDD_PLL
VSS_REF
VSS_PLL
SYMBOL
Table 2.5 System and Power Signals (continued)
BUFFER
TYPE
P
P
P
P
DATASHEET
19
NUM
PINS
1
1
1
1
+1.8V Power from the internal PLL regulator.
This pin must be connected to a 10uF capacitor
(<2 Ohm ESR), in parallel with a 0.01uF
capacitor to ground. This pin must not be used
to supply power to other external devices. See
Note
GND for the PLL
Connected to 3.3v power and used as the
reference voltage for the internal PLL
Ground for internal PLL reference voltage
2.1.
DESCRIPTION
Revision 2.3 (08-06-08)