
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