SMSC USB2512Ai ユーザーズマニュアル
Industrial Temperature Rated USB 2.0 Hi-Speed 2-Port Hub Controller
Datasheet
Revision 1.97 (08-11-08)
6
SMSC USB2512Ai
DATASHEET
Chapter 1 Pin Configuration
Figure 1.1 USB2512Ai 36-Pin QFN (Embedded Footprint)
Thermal Slug
(must be connected to VSS)
SMSC
USB2512Ai
Embedded Footprint
(Top View QFN-36)
Indicates pins on the bottom of the device.
26
VDD
3
3
25
R
E
SET
_N
24
HS_I
ND
/CF
G
_SE
L
1
23
SCL
/S
M
BCL
K
/CF
G
_SE
L
0
22
S
D
A/S
M
BD
AT
A/
NO
N_R
E
M1
21
NC
20
NC
19
VB
US
_D
ET
27
NC
18
NC
17
OCS2_N
16
PRTPWR2
15
OCS1_N
14
VDD33CR
13
VDD18
12
PRTPWR1
11
TEST
10
VDDA33
SUSP_IND/LOCAL_PWR/NON_REM0
28
VDDA33
29
USBUP_DP
31
XTAL2
32
XTAL1/CLKIN
33
RBIAS
36
VDD33PLL
35
VDD18PLL
34
USBUP_DM
30
V
DDA
3
3
1
US
BD
N1_
D
M
2
US
B
D
N
1
_D
P
3
US
BD
N2_
D
M
4
US
B
D
N
2
_D
P
5
NC
6
NC
7
NC
8
NC
9