参数资料
型号: RX-4571SA
元件分类: 时钟/数据恢复及定时提取
英文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO14
封装: ROHS COMPLIANT, SOP-14
文件页数: 6/76页
文件大小: 1924K
代理商: RX-4571SA
USB 2.0 Hi-Speed Hub Controller
Datasheet
Revision 1.1 (04-26-10)
14
SMSC USB251x
DATASHEET
Figure 5.3 4-Port 36-pin QFN
Note: *Battery charging enable (BC_EN) is only available in the USB251xB/Bi.
Ground Pad
(must be connected to VSS)
SMSC
USB2514/14i
USB2514B/14Bi
(Top View QFN-36)
Indicates pins on the bottom of the device.
26
VD
D
33
25
RE
S
E
T
_N
24
HS
_
IN
D
/
CF
G
_S
E
L[
1]
23
SC
L
/SM
BC
LK
/
C
F
G_S
E
L[
0]
22
S
D
A
/
SM
BD
A
T
A
/
N
O
N
_RE
M[
1]
21
OC
S_N
[4
]
20
PRT
P
W
R
[4
]
/BC
_
E
N
[4
]*
19
VBUS_D
E
T
27
OC
S_N
[3
]
18
PRTPWR[3] / BC_EN[3]*
17
OCS_N[2]
16
PRTPWR[2] / BC_EN[2]*
15
OCS_N[1]
14
VDD33
13
CRFILT
12
PRTPWR[1] / BC_EN[1]*
11
TEST
10
VDD33
SUSP_IND / LOCAL_PWR / NON_REM[0]
28
VDD33
29
USBDP_UP
31
XTALOUT
32
XTALIN / CLKIN
33
RBIAS
36
VDD33
35
PLLFILT
34
USBDM_UP
30
VD
D33
1
U
SBD
M_D
N
[1]
/
PR
T_D
IS_
M[1]
2
US
BD
P
_DN
[1
]/
P
R
T_DIS
_P[1]
3
U
SBD
M_D
N
[2]
/
PR
T_D
IS_
M[2]
4
US
BD
P
_DN
[2
]/
P
R
T_DIS
_P[2]
5
U
SBD
M_D
N
[3]
/
PR
T_D
IS_
M[3]
6
US
BD
P
_DN
[3
]/
P
R
T_DIS
_P[3]
7
U
SBD
M_D
N
[4]
/
PR
T_D
IS_
M[4]
8
US
BD
P
_DN
[4
]/
P
R
T_DIS
_P[4]
9
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