SMSC USB2524 - Manual (Page 11)

USB MultiSwitch TM Hub
Datasheet
SMSC USB2524 11 Revision 1.91 (08-22-07)
DATASHEET
Chapter 3 Pin Configuration
Figure 3.1 USB2524 QFN-56
thermal slug connects to VSS
4
1
PRT
_
AS
SI
G
N
0
4
0
PRT
_
AS
SI
G
N
1
3
9
PRT
_
AS
SI
G
N
2
3
8
PRT
_
AS
SI
G
N
3
37
V
D
D3
3
36
S
E
L
F
_
P
W
R
35
C
F
G
_
S
E
L2
34
C
F
G
_
S
E
L1
3
2
S
D
A/SMB
D
A
T
A
31
L
E
D_
B
1
_
N
29
L
E
D_
B
2
_
N
3
0
L
E
D_A
1
_N/NON_RE
M
0
3
3
S
C
L
/S
M
B
C
LK/CF
G
_S
E
L
0
4
2
LE
D
_
A4
_
N
/P
RT
_D
IS
1
26 OCS1_N
25 OCS2_N
24 PRTPWR2
23 PRTPWR3
22 OCS3_N
21 OCS4_N
20 PRTPWR4
19 PRTPWR_POL
18 TEST
17 VDD33
16 VDDCR18
15 LED_B3_N
27 PRTPWR1
28 LED_A2_N/NON_REM1
VD
DA33
1
U
SBUP
_
D
P
1
2
USB
U
P
_
D
M
1
3
U
S
B
D
N_DM
1
4
U
S
B
DN_
DP
1
5
VD
DA33
6
U
S
B
DN_
DP
2
7
U
S
B
D
N_DM
2
8
U
S
B
D
N_DM
3
9
U
S
B
DN_
DP
3
1
0
VDDA33
11
U
S
B
DN_
DP
4
1
2
U
S
B
D
N_DM
4
1
3
LE
D_
A3_
N
/P
RT
_D
IS
0
1
4
RESET_N 44
VBUS_DET1 45
VBUS_DET2 46
VDDA33 47
USBUP_DP2 48
USBUP_DM2 49
XTAL2 51
XTAL1/CLKIN 52
VDDPLL18 53
RBIAS 56
NC 55
LED_B4_N 43
VDD33 54
VDDCR18 50
SMSC
USB2524
(Top View QFN-56)