Chapter 2 pin description and configuration, Chapter 2, Pin description and configuration – SMSC LAN9500 User Manual
Page 9: Datasheet
Hi-Speed USB 2.0 to 10/100 Ethernet Controller
Datasheet
SMSC LAN9500/LAN9500i
9
Revision 1.7 (10-02-08)
DATASHEET
Chapter 2 Pin Description and Configuration
Figure 2.1 LAN9500/LAN9500i 56-QFN Pin Assignments (TOP VIEW)
VSS
NOTE: Exposed pad (VSS) on bottom of package must be connected to ground
NOTE: When HP Auto-MDIX is activated, the TXN/TXP pins can function as RXN/RXP and vice-versa
SMSC
LAN9500/LAN9500i
56 PIN QFN
(TOP VIEW)
TXEN
RXD
V
nSPD_LED/GPIO10
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
42
41
40
39
38
37
36
35
34
33
32
31
30
29
56
55
54
53
52
51
50
49
48
47
46
45
44
43
TEST2
US
BD
P
US
B
D
M
VD
D18PLL
VD
D33
A
EX
R
ES
VD
D33
A
RXP
RXN
VD
D33
A
TXP
TX
N
nP
HY_
INT
RXC
LK
TD
I/RX
D3
TM
S/
RX
D2
TC
K/
RX
D1
TD
O/nPH
Y_
R
ST
nT
RS
T/RX
D0
VDD
33IO
PH
Y_
SE
L
TE
ST
3
EE
D
I
EE
DO
/AUTO
M
D
IX_E
N
EE
C
S
EE
C
LK/
PWR
_S
EL
RXER
CRS/GPIO3
COL/GPIO0
TXCLK
VDD33IO
TEST1
VDD18CORE
VDD33IO
VDD33IO
TXD3/GPIO7/EEP_SIZE
TXD2/GPIO6/PORT_SWAP
TXD1/GPIO5/RMT_WKP
TXD0/GPIO4/EEP_DISABLE
nLNKA_LED/GPIO9
nFDX_LED/GPIO8
VDD33IO
nRESET
MDIO/GPIO1
MDC/GPIO2
VDD18CORE
VBUS_DET
XO
XI
VDD18USBPLL
USBRBIAS
VDD33A