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Small Footprint RMII 10/100 Ethernet Transceiver with HP Auto-MDIX Support
Datasheet
Revision 1.0 (05-28-09) 12 SMSC LAN8720/LAN8720i
DATASHEET
Chapter 2 Pin Configuration
2.1 Package Pin-out Diagram and Signal Table
Figure 2.1 LAN8720/LAN8720i 24-QFN Pin Assignments (TOP VIEW)
VDD2A
LED2/nINTSEL
LED1/REGOFF
XTAL2
XTAL1/CLKIN
RXD1/MODE1
RXD0/MDE0
VDDIO
RXER/PHYAD0
TXD1
MDC
TXEN
nRST
nINT/REFCLKO
TXD0
RBIAS
RXN
VDD1A
TXP
RXP
1
2
3
4
5
6
SMSC
LAN8720/
LAN8720i
24 PIN QFN
(Top View)
7
8
9
10
11
12
16
15
14
13
20
19
18
17
24
23
22
21
MDIO
CRS_DV/MODE2 TXN
VSS
VDDCR