SMSC USB3750, Руководство пользователя, Страница: 7 / 8

USB375x EVB - Evaluation Board User Manual
SMSC USB375x EVB 7 Revision 1.1 (08-29-11)
USER MANUAL
4 USB375x EVB Schematic
Figure 4.1 USB375x EVB Schematic
5 5
4 4
3 3
2 2
1 1
D
D
C
C
B
B
A
A
USB3750 16-pin QFN Evaluation Board
DNP
DNP
DNP
DNP
DNP
I2C Interface
VCC_I2C Regulator
R21 = 78.7K VCC_I2C = 1.8 V R21 = 107 K VCC_I2C = 2.0 V R21 = 178K VCC_I2C = 2.5 V R21 = 243K VCC_I2C = 3.0 V R21 = 287K VCC_I2C = 3.3 V
DNP
DNP
SCL
VBUS
DP1 DP2 DM2 DM1
DM DP
DP
DM1
DM DP2 DM2
DP1
VOUT
SCL SDA INT_B
SDA INT_B
VBUS
VOUT VOUT
VOUT
+5.0V
+5.0V
VCC_I2C
VCC_I2C
Title Size
Document Number
Rev
Date:
Sheet
of
3930 East Ray Road Suite 200 Phoenix, Arizona 85044 480-759-0200
SCH-7230AZ-C00 PCB7230: USB3750 Evaluation Board
B
11
Wednesday, August 24, 2011
Title Size
Document Number
Rev
Date:
Sheet
of
3930 East Ray Road Suite 200 Phoenix, Arizona 85044 480-759-0200
SCH-7230AZ-C00 PCB7230: USB3750 Evaluation Board
B
11
Wednesday, August 24, 2011
Title Size
Document Number
Rev
Date:
Sheet
of
3930 East Ray Road Suite 200 Phoenix, Arizona 85044 480-759-0200
SCH-7230AZ-C00 PCB7230: USB3750 Evaluation Board
B
11
Wednesday, August 24, 2011
P4
USB MICRO-AB
P4
USB MICRO-AB
VBUS
1
D-
2
D+
3
ID
4
GND
5
SHLD1
6
SHLD2
7
SHLD3
8
SHLD4
9
SHLD5
10
SHLD6
11
TP3
VOUT RED
TP3
VOUT RED
R12
10.0k
R12
10.0k
C2 4.7uF C2 4.7uF
R6 1M R6 1M
U1
USB3750
U1
USB3750
DP_1
1
VBUS
2
VBUS
3
VBUS
4
SDA
5
SCL
6
INT_B
7
GND
8
VOUT
9
VOUT
10
VOUT
11
DM_2
12
DP_2
13
DM
14
DP
15
DM_1
16
Flag
17
R/ANGLE USB A CON
P1
USB-A
R/ANGLE USB A CON
P1
USB-A
VCC
1
D-
2
D+
3
SHLD1
5
GND
4
SHLD2
6
C3
1.0uF
C3
1.0uF
TP1
GND Black
TP1
GND Black
C4 10uF 6.3V C4 10uF 6.3V
R19 1.00k R19 1.00k
R1 1M R1 1M
R22 169k R22 169k
R3 1M R3 1M
R21 287k R21 287k
R/ANGLE USB A CON
P3
USB-A
R/ANGLE USB A CON
P3
USB-A
VCC
1
D-
2
D+
3
SHLD1
5
GND
4
SHLD2
6
R5 1M R5 1M
U2
TPS77001DVBT
U2
TPS77001DVBT
Vout
5
FB
4
/EN
3
GND
2
Vin
1
R10
10.0k
R10
10.0k
P2
USB mini AB SMD
P2
USB mini AB SMD
VBUS
1
D+
3
D-
2
ID
4
GND
5
SHIELD1
6
SHIELD2
7
SHIELD3
8
SHIELD4
9
J6
HDR_2x5
J6
HDR_2x5
1 3
4 2
5
6
7
8
9
10
R7
ZERO
R7
ZERO
R14
ZERO
R14
ZERO
R11
10.0k
R11
10.0k
R20 ZERO R20 ZERO
TP2
VOUT YELLOW
TP2
VOUT YELLOW
LED4 Blue LED4 Blue
1 2
R2 1M R2 1M
R4 1M R4 1M
C1 1.0uF 50V C1 1.0uF 50V
R13 ZERO 1/10W R13 ZERO 1/10W