Chapter 2 pin description and configuration, Datasheet – SMSC LAN9512 User Manual
Page 9
USB Hub with Integrated 10/100 Ethernet Controller
Datasheet
SMSC LAN9512
9
Revision 1.0 (04-20-09)
DATASHEET
Chapter 2 Pin Description and Configuration
Figure 2.1 LAN9512 64-QFN Pin Assignments (TOP VIEW)
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
EXRES
TES
T4
TDO
PR
TC
TL2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
18
19
20
21
22
23
24
25
26
27
28
29
30
31
47
46
45
44
43
42
41
40
39
38
37
36
35
34
63
62
61
60
59
58
57
56
55
54
53
52
51
50
TEST
1
nR
ES
ET
VBU
S_D
ET
VD
D
33A
NC
NC
NC
NC
VD
D
33A
US
B
D
P3
USBD
M3
US
B
D
P2
USBD
M2
VDD
33IO
CL
K2
4_O
U
T
CL
K2
4_E
N
GPIO
7
GPI
O
6
AU
TO
M
D
IX_
EN
TES
T3
VDD
33IO
VDD
18C
OR
E
GPI
O
5
GPI
O
4
GPI
O
3
TES
T2
VDD33A
RXP
RXN
VDD33A
TXP
TXN
VDD33A
USBDM0
USBDP0
XO
XI
VDD18USBPLL
USBRBIAS
TDI
TMS
nTRST
VDD33IO
EEDI
EEDO
EECS
EECLK
nSPD_LED/GPIO2
nLNKA_LED/GPIO1
nFDX_LED/GPIO0
VDD33IO
NC
VDD33A
49
VDD33A
64
33
VDD
33IO
48
VDD
18ET
H
PL
L
32
TCK
17
NC
VDD
18C
O
R
E
15
PRT
C
TL
3
16
VSS
SMSC
LAN9512
64 PIN QFN
(TOP VIEW)