5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
USB2.0 INTERFACE
USB ESD
分布电容要求
<2pF
USB2.0 POWER
Note:5.1R
电 阻 靠 近 端 子
,
减 小
ESD.
Note:
电 容 靠 近
USB
端 子
,
提 供
usb
读 写 稳 定 性
USB 2.0
X'TAL (HC-49S)
16pF/30~50ppm
500mA
3
0
0
m
A
500mA
3
0
0
m
A
For Touch Panel
4.7K/1%
USB HUB
USB0-DM
USB0-DP
USB0_DM
USB0_DP
USB1_DP
USB1_DM
USB1-DM
USB1-DP
AGND
GND
HUB3-DM
HUB3-DP
+5V_USB2
+5V_USB2
HUB2-DM
HUB2-DP
HUB
3
-DM
HUB
4
-DM
HUB
4
-DP
HUB
2
-DP
HUB
3
-DP
HUB
2
-DM
USB1-DP
USB1-DM
HUB4-DM
HUB4-DP
HUB3-DP
HUB3-DM
+5V_USB2
+5V_USB1
+5V_USB1
+5V_USB
+5V_USB2
+5V_USB2
+55V_USB1
+5V_USB2
+5V_USB2
HUBVCC_33
HUBVCC_18
HUBVCC_33
HUBVCC_18
HUBVCC_33
HUBVCC_33
+5V_USB1
USB0_DP
3
USB0_DM
3
USB1_DP
3
USB1_DM
3
GND
2,3,4,5,6,7,8,10,11,12,13,14,15,16
D803
NC/1pF
Y3
12MHz
C803
0
.1u
F
/16
V
/Y
5V
C1551
10uF/10V/X5R
DM8
NS/EZJZ0V800AA
1
2
C1559
10u
F
/10
V
/X
5R
DM11
NS/EZJZ0V800AA
1
2
DM9
NS/EZJZ0V800AA
1
2
C600
10uF/10V/X5R
C804
10u
F
/10
V
/X
5R
C1556
0
.1u
F
/16
V
/Y
5V
P803
USB-W
VBUS
4
D-
3
D+
2
GND
1
SHELL
5
SHELL
6
D804
NC/1pF
C802
10u
F
/10
V
/X
5R
C7
16pF/NC
D801
NC/1pF
R803
5.1R
DM7
NS/EZJZ0V800AA
1
2
P802
USB-W
VBUS
4
D-
3
D+
2
GND
1
SHELL
5
SHELL
6
C1560
10uF/10V/X5R
C1558
0
.1u
F
/16
V
/Y
5V
DM12
NS/EZJZ0V800AA
1
2
D805
NC/1pF
R100
J24
CON5
1
2
3
4
5
DM10
NS/EZJZ0V800AA
1
2
C1557
10u
F
/10
V
/X
5R
F801
1.5A/FUSE
1
2
J22
CON4
1
2
3
4
R801
5.1R
R802
5.1R
R804
5.1R
F
E
1
.1
s
U1410
VSS
1
XOUT
2
XIN
3
DM4
4
DP4
5
DM3
6
DP3
7
DM2
8
DP2
9
DM1
10
DP1
11
VD18_O
12
VD33
13
REXT
14
VD18
28
TESTJ
27
OVCJ
26
PWRJ
25
LED2
24
LED1
23
DRV
22
VD33_O
21
VDD5
20
BUSJ
19
VBUSM
18
XRSTJ
17
DPU
16
DMU
15
C801
0
.1u
F
/16
V
/Y
5V
C12
16pF/NC
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