Figure 1.2 usb2513i 48-pin qfn, Datasheet – SMSC USB2513i User Manual
Page 7
Industrial Temperature Rated USB 2.0 High-Speed 3-Port Hub Controller
Datasheet
SMSC USB2513i
7
Revision 1.98 (11-19-07)
DATASHEET
Figure 1.2 USB2513i 48-Pin QFN
Thermal Slug
(must be connected to VSS)
SMSC
USB2513i
(Top View QFN-48)
Indicates pins on the bottom of the device.
PRTPWR_POL
38
SUSP_IND/LOCAL_PWR/NON_REM0
39
LED_A1_N/PRT_SWP1
37
SEL48
40
VDDA33
41
USBUP_DP
43
XTAL2
44
XTAL1/CLKIN
45
RBIAS
48
VDD33PLL
47
VDD18PLL
46
USBUP_DM
42
VD
D
A
3
3
1
USBDN
1_DM
/PRT_D
IS_
M
1
2
USBDN
1_DP
/PR
T
_
DIS
_
P
1
3
USBDN
2_DM
/PRT_D
IS_
M
2
4
USBDN
2_DP
/PR
T
_
DIS
_
P
2
5
USBDN
3_DM
/PRT_D
IS_
M
3
6
USBDN
3_DP
/PR
T
_
DIS
_
P
3
7
NC
8
NC
9
NC
10
RE
G
_
EN
11
VD
D
A
3
3
12
21
PRTPWR3
20
OCS2_N
19
PRTPWR2
18
VDD33CR
17
PRTPWR1
16
VDD18
15
OCS1_N
14
TEST
13
NC
23
LED_A3_N/PRT_SWP3
22
LED_B3_N/GANG_EN
24
LED_B2_N/BOOST1
35
LE
D
_
B
1
_
N
/B
O
O
S
T
0
34
VB
US
_
D
E
T
33
R
E
SET
_N
32
H
S
_
IN
D
/CF
G
_SEL1
31
S
C
L/
SM
BC
L
K
/C
F
G
_
S
E
L
0
30
VDD
3
3
29
S
D
A/SMBD
A
T
A/NON_R
E
M1
28
NC
36
CF
G
_
S
E
L
2
27
NC
26
OC
S
3
_
N
25
L
E
D_
A
2
_
N
/P
RT
_
S
W
P
2