Schematics
UM10
15
2
4
/3
8
D
oc
ID
1
8124
R
e
v
1
Figure 7.
USB interface schematic
USB Interface
USB Power
HOST0_5V
HOST0_OVERCUR
USB_DEV_DM
HOST1_OVERCUR
HOST1_VBUS
HOST0_VBUS
HOST1_5V
HOST0_DM
HOST0_INF_DM
HOST0_DP
HOST0_INF_DP
B_HOST_VDD3V3
USB_VDD1V2
USB_DEV_VBUS
HOST1_INF_DM
HOST1_INF_DP
HOST1_DP
USB_DEV_5V
B_HOST_VDD2V5
USB_DEV_DP
USB_DEV_INF_DP
USB_DEV_INF_DM
HOST1_DM
B_DEV_VDD3V3
B_DEV_VDD2V5
2.5V_SP
3.3V_SP
1.2V_SP
FB7
BLM21BD601SN1D
FB7
BLM21BD601SN1D
FB8
FERRITE-0603
FB8
FERRITE-0603
FB6
BLM21BD601SN1D
FB6
BLM21BD601SN1D
C21
0.
1 uF
X5R
10V
C21
0.
1 uF
X5R
10V
FB9
FERRITE-0603
FB9
FERRITE-0603
FB5
BLM21BD601SN1D
FB5
BLM21BD601SN1D
R10
10 Kohm
R10
10 Kohm
FB10
FERRITE-0603
FB10
FERRITE-0603
Spear300
USB Interface
U1C
Spear300
Spear300
USB Interface
U1C
Spear300
USB_DEV_VBUS
G3
USB_DEV_DM
M2
USB_DEV_DP
M1
USB_HOST0_VBUS
J3
USB_HOST0_DM
K2
USB_HOST0_DP
K1
USB_HOST1_VBUS
H3
USB_HOST1_DM
H2
USB_HOST1_DP
H1
USB_HOST1_OVERCUR
J4
USB_HOST0_OVERCUR
H4
USB_TXR_TUNE
K5
USB_ANALOG_TEST
L4
USB_DEV_VDD3V3
N3
USB_HOST0_VDD3V3
K4
USB_DEV_VDD2V5
N1
USB_HOST1_VDD3V3
J1
USB_HOST0_VDD2V5
L2
USB_HOST1_VDD2V5
K3
USB_DVDD1V2
M3
USB_HOST1_VSSa
J2
USB_HOST0_VSSa
L1
USB_DEV_VSSa
N2
USB_DVSS
L5
USB_COMMON_VSSac
L3
FB3
BLM21BD601SN1D
FB3
BLM21BD601SN1D
R27
4.7 Kohm
R27
4.7 Kohm
FB4
BLM21BD601SN1D
FB4
BLM21BD601SN1D
B
J1
USB B-TYPE RA
B
J1
USB B-TYPE RA
Vb
1
D--
2
D+
3
Gn
4
Shield1
5
Shield2
6
C75
10 nF X7R 50V
C75
10 nF X7R 50V
C22
0.
1 uF
X5R
10V
C22
0.
1 uF
X5R
10V
R29
43.
2 Ohm
1%
R29
43.
2 Ohm
1%
C23
0.
1 uF
X5R
10V
C23
0.
1 uF
X5R
10V
TP1
TP-TH
TP1
TP-TH
FB16
FERRITE-0603
FB16
FERRITE-0603
C24
0.
1 uF
X5R
10V
C24
0.
1 uF
X5R
10V
A
J2
USB A-TYPE RA DOUBLE
A
J2
USB A-TYPE RA DOUBLE
H0-Vbus
1
H0-DM
2
H0-DP
3
H0-GND
4
H1-Vbus
5
H1-DM
6
H1-DP
7
H1-GND
8
Shield1
9
Shield2
10
Shield3
11
Shield4
12
C25
0.
1 uF
X5R
10V
C25
0.
1 uF
X5R
10V
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