Microchip Technology ADM00639, User Manual, Page: 33 / 43

UCS
21
12
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Pow
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v
a
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B
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ard Us
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DS5
0002420A-p
age 33

20
15 M
ic
rochip
T
e
c
hnology
In
c
.
A.3 BOARD – SCHEMATIC 2
100k
0603
5%
R17
200k
0603
5%
R20
GND
VBUS
VBUS
330R
0603 5%
R19
GND
0.1uF
16V 0603
C25
2.2uF
6.3V
0603
C24
SHIELD
USB2.0-A
VBUS
1
GND
4
D-
2
D+
3
VBUS
GND
D-
D+
0
J5
150uF
10V
TANT-D
C26
VBUS1
VBUS2
Port 1
Port 2
330R
0603 5%
R21
0.1uF
16V 0603
C27
GND SHIELD
100R
0603 5%
R26
0.1uF
16V
0603
C30
GND
100R
0603 5%
R24
0.1uF
16V
0603
C31
GND
PWR_EN1
1
A_DET1
2
BOOST
3
VBUS1a
4
VS1b
7
VDD
8
VS2a
9
ALERT1
20
A_DET2
14
PWR_EN2
15
ALERT2
16
SMCL
K
17
GND
19
VBUS1b
5
VS1a
6
VS2b
10
COMM_ILIM
13
VBUS2a
11
SMDA
TA
18
VBUS2b
12
EP
21
UCS2112
U3
PWR_EN1
PWR_EN2
VDD33
ALERT1
ALERT2
10k
0603
5%
R27
10k
0603
5%
R28
SDA
SCL
12k
0603
1%
R37
GND
TACT SPST
1 4
2 3
SW1
HUB RESET
VBAT
100k
0603
5%
R29
200k
0603
5%
R35
GND
0.1uF
16V
0603
C35
GND
24.000MHz
X1
15pF
50V
0603
C36
1M 0603
5%
R38
15pF
50V
0603
C37
GND GND
GND
SCL
SDA
GND
0.1uF
16V
0603
C32
PWR_EN1
VBUS1
PWR_EN2
VBUS2
ALERT1 ALERT2
RED
LD6
ALERT1
RED
LD7
ALERT2
USB2.0-A
VBUS
1
GND
4
D-
2
D+
3
VBUS
GND
D-
D+
0
J6
150uF
10V
TANT-D
C28
330R
0603 5%
R25
0.1uF
16V 0603
C29
GND SHIELD
GREEN
LD8
ADET_2
470R
0603
5%
R33
GREEN
LD5
A_DET1
470R
0603
5%
R30
MCP5V
TP PAD PCB 1.2x0.7
TP5
TP PAD PCB 1.2x0.7
TP4
USB1_N
USB1_P
USB2_N
USB2_P
USB0_N
USB0_P
USB84604
VBUS_DET/PIO16
36
Upstream
FLEX_USBUP_DP/PRT_DIS_P0
41
FLEX_USBUP_DM/PRT_DIS_M0
40
FLEX_HSIC_UP_DATA
42
FLEX_HSIC_UP_STROBE
39
HSIC / USB 2.0 Downstream
USB 2.0 Downstream
Port Power
EEPROM/SMBus
Common
SWAP_USBDN1_DM/PRT_DIS_M1
3
SWAP_USBDN1_DP/PRT_DIS_P1
4
USBDN2_DM/PRT_DIS_M2
5
USBDN2_DP/PRT_DIS_P2
6
USBDN3_DM/PRT_DIS_M3
8
USBDN3_DP/PRT_DIS_P3
9
USBDN4_DM/PRT_DIS_M4
10
USBDN4_DP/PRT_DIS_P4
11
PRTPWR1/PIO41
15
PRTPWR2/PIO42
19
PRTPWR3/PIO43
21
PRTPWR4/PIO44
29
SPI/OCS
SPI_CLK/PIO4
27
SPI_DO/SPI_SPD_SEL/PIO5
26
SPI_DI/PIO9
24
SPI_CE_N
25
RESET_N
35
OCS2_N/PIO18
20
UART_RX/OCS3_N/PIO19
28
UART_TX/OCS4_N/PIO20
30
SCL/SMBCLK/PIO2
33
SDA/SMBDATA/PIO45
31
XTAL1/REFCLK
44
XTAL2
43
NC
45
SUSPEND/PIO0
14
SOF/PIO1
13
PIO3
22
PIO8
23
PIO10
34
RBIAS
46
OCS1_N/PIO17
16
U2A
10k
0603
5%
R34
10k
0603
5%
R22
10k
0603
5%
R23
33k
0603 1%
R36
VDD33 VDD33
220R
0603
5%
R31
220R
0603
5%
R32
10uF
10V
0805
C34
1uF
10V
0603
C33
5V
SOD-523
DNP
D2
5V
SOD-882
DNP
D4
5V
SOD-882
DNP
D5
SHIELD
SHIELD
5V
SOD-882
DNP
D6
5V
SOD-882
DNP
D7
SHIELD
5V
SOD-523
DNP
D3
SHIELD
5V
SOD-882
DNP
D8
5V
SOD-882
DNP
D9
SHIELD
5V
SOD-523
DNP
D10
SHIELD
GND
ID
4
VBUS
1
GND
5
D-
2
D+
3
0
USB MINI-B Female
J4