5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
USB
USB
Ground the shield
of the two socket
1
2
MQ-1168 Evaluation Design
B
11
11
Tuesday, April 16, 2002
Title
Size
Document Number
Rev
Date:
Sheet
of
USB1_DP
USB1_DN
USB0_DN
USB0_DP
USB0_DP
1
USB1_DP
1
USB1_DN
1
USB0_DN
1
USB_G23
2
5VBUS
3.3VBUS
U16
MIC2026-1BM
7
1
4
6
8
5
2
3
I_VIN
I_ENA
I_ENB
GND
O_A
O_B
C_FLGA
C_FLGB
U13
SI9953DY
4
5
6
1
2
3
7
8
G2
D2
D2
S1
G1
S2
D1
D1
C18
0.1uF
R12
1.5K
D1
LED RED
CN2-1
Type A USB
1
2
3
4
VCC
D-
D+
GND
R17
15K
+
C21
100uF16V
R22
150
CN1-1
Type B USB
1
2
3
4
VCC
D-
D+
GND
R13
15K
+
C12
47uF10V
C13
0.1uF