Texas Instruments DP83561EVM, Руководство пользователя, Страница: 27 / 60

8.5 USB Hub Schematic
GND
HUB_D2_N
HUB_D2_P
USB_N
USB_P D0_N
D0_P
GND
MCU_VCC
GND
OC_N
GND GND
GND GND
GND GND
HUB_D1_N
HUB_D1_P D1_N
D1_P
GND GND
GND GND
HUB_D2_N
HUB_D2_P
D2_N
D2_P
GND XTAL1
XTAL2
DM3
DP3
DM4
DP4
DM3
DP3
DM4
DP4
GND
GND
XTAL1
MCU_VCC
MCU_VCC
MCU_VCC
MCU_VCC
27
R183
27
R180
TARGET_D_N HUB_D1_N
HUB_D1_P
GND
TARGET_D_P
GND
DP0
1
DM0
2
VCC
3
RESET
4
EECLK
5
EEDATA/GANGED
6
GND
7
BUSPWR
8
PWRON1
9
OVRCUR1
10
DM1
11
DP1
12
PWRON2
13
OVRCUR2
14
DM2
15
DP2
16
PWRON3
17
OVRCUR3
18
DM3
19
DP3
20
PWRON4
21
OVRCUR4
22
DM4
23
DP4
24
VCC
25
EXTMEM
26
TSTPLL/48MCLK
27
GND
28
XTAL2
29
XTAL1
30
TSTMODE
31
SUSPND
32
EP
33
TUSB2046BIRHBT
U14
47k
R198
27
R196
27
R199
22 R181
22 R182
22 R184
22 R185
22 R192
22 R193
15.0k
R186
15.0k
R187
15.0k
R194
15.0k
R195
15.0k
R188
15.0k
R189
15.0k
R190
15.0k
R191
10k
R179
1.00M
R200
1.50k
R178
1.40k
R197
0.1µF
C126
0.1µF
C129
22pF
C118
22pF
C119
22pF
C120
22pF
C121
22pF
C124
22pF
C125
USB_N
USB_P
0.1µF
C117
GND
4.7uF
C116
USB_VBUS
GND
33
R177
VBUS
1
D-
2
D+
3
ID
4
GND
5
6 7 8
1
1
1
0 9
J42
475890001
10pF
C122
10pF
C123
10pF
C127
10pF
C128
XTAL2 1
2
3
6MHz
Y3
GND
OUT
3
5 6
EN
1
ADJ/BYP
4
8 7
IN
2
GND
TL5209DR U13
10uF
C111
1uF
C110
GND GND
GND
165k
R176
100k
R174
GND
GND
2.2uF
C112
GND
2.2uF
C113
10uF
C114
GND GND
MCU_VCC
Green
1
2
LD7
470
R175
GND
USB_VBUS
470pF
C115
D9
SSA36
Figure 8-5. DP83561EVM USB Hub
www.ti.com Schematics
SLVUC11 – APRIL 2021
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