EVB USB82514 Evaluation Board Schematic, PDF

5
4
3
2
1
Revision History
Revision
Date
C
20091012
EVB-USB82514
D
C1
20130731
Revision Summary
Based on full schematics EVB-USB2514BCQFN36_A01.
Uses PCB EVB-USB2514BCQFN36_A.
Author
C. Johnson
DNP'd 1.0uF FILT caps and populated 0.1uF FILT caps.
J. Hancock
Customer Evaluation Design for USB82514,
QFN36 package
D
Self-powered, 4-port USB 2.0 HUB, low-cost,
Basic feature set
C
C
B
B
A
A
SMSC - Austin
10900-B Stonelake Blvd.
Austin, TX 78759
512.502.0070
Title: Evaluation Board for USB82514
Part Number: EVB-USB82514
Project
Size:
Name:
Date: Wednesday, July 31, 2013
C
5
4
3
2
1
Rev
Bobby
C1
Sheet
1
of
2
5
4
5V
U7
LT1129IQ-3.3
J6
5
1
FB10
3
2A/0.05DCR
2
FB12
R36
1K
DNP
C39
1.0uF
4
VIN
2A/0.05DCR
1
3V3
C32
C30
4.7uF
1.0nF
C29
18pF
DNP
2
SENSE
GND
3
LED5
ORANGE
"Power/Backlight"
DNP
D
2
1
3.3V_OUT
SHDN
3
D
U1 MIC2026-1BM
PRTPWR1
PRTPWR2
R17
1
4
ZERO
ENA
ENB
OUTA
OUTB
PRTPWR[4:1]
5V
7
6
FLAGA
FLAGB
8
5
2
3
PWR1
PWR2
R1
330
R2
330
OCS_n1
OCS_n2
LED1
GRN
LED2
GRN
Optional
IN
GND
U3 MIC2026-1BM
1
4
PRTPWR4
PRTPWR3
7
6
ENA
ENB
OUTA
OUTB
FLAGA
FLAGB
8
5
2
3
PWR4
PWR3
OCS_n4
OCS_n3
R4
330
R3
330
LED4
GRN
LED3
GRN
IN
GND
2
OCS_n[4:1]
3
BR5
BGX50A
FB11
2A/0.05DCR
1
12
Option:
To disable a USB port,
pull both D+ and D- high.
PRTPWR1
USBDN2_DP
USBDN2_DM
4
3
R7
DNP
OCS2
PRTPWR2
4
ZERO
R10
ZERO
DNP
R8
DNP
ZERO
Downstream 3
USBDN3_DP
USBDN3_DM
16
PRTPWR2
PRTPWR3
2
1
3
4
DNP
7
6
USBDN_DP3
USBDN_DM3
18
PRTPWR3
ZERO
R9
OCS3
3
L1
DLP11SN900SL2
ZERO
3
L2
DLP11SN900SL2
2
1
3
4
LED6
RED
R29
100K
PRTPWR4
EEPROM/Config
18pF
R19
1Meg
0.1uF
LOCAL_PWR
RESETn
28
26
XTAL1
33
Y1
SUSP_IND/LOCAL_PWR/NON_REM0
RESET
RBIAS
XTAL1/CLKIN
Common
24.000MHz
VDD33(IO)
50ppm
C14
PRTPWR4
3V3
32
11
XTAL2
18pF
VDDA18PLL
34
VDD33(REG)
0.1uF
35
PLLFILT
Power
VDDA33
VDDA33
VDDA33
VDDPLLREF/VDDA33
RBIAS
14
R31
100K
R18
1
2
3
7
R27
100K
ZERO
3
L3
DLP11SN900SL2
A0
A1
A2
WP
SDA
SKT1 VCC
6
SCL
U6
23
2
1
3
4
5
8
GND
24C04-DIP8
2
1
3
4
ESD Option: *Note 1
C25
C40
C38
C45
C31
DNP
0.1uF
DNP
4.7uF
C20
C28
C19
C18
C16
C41
0.1uF 0.1uF 0.1uF
C27
DNP
DNP
DNP
DNP
C1
VCC
D+
DGND
SH1
SH2
FB3
2A/0.05DCR
J2
PWR2
USBDN_DP2
USBDN_DM2
C6
+ C11
0.1uF
100uF
1.0nF
BR3
BGX50A
1
3
2
4
5
6
FB4
C2
VCC
D+
DGND
SH1
SH2
FB5
2A/0.05DCR
J3
PWR3
USBDN_DP3
USBDN_DM3
C8
+ C12
0.1uF
100uF
FB6
1
3
2
4
5
6
1.0nF
BR4
BGX50A
1
C3
VCC
D+
DGND
SH1
SH2
FB7
2A/0.05DCR
B
J4
PWR4
USBDN_DP4
USBDN_DM4
C9
+ C13
0.1uF
100uF
FB8
1
3
2
4
5
6
1.0nF
C4
EMI Option:
*Note 1
*Note 1:
To use these devices, cut the traces that short them, as needed.
-- Normally populated. --
VDDA33
C17
4
5
6
1.0nF
1
3
L4
DLP11SN900SL2
4
3V3
0.1uF
1
3
2
C42
15
5
10
29
36
J1
FB2
BR2
BGX50A
3V3
0.1uF
Internal
Defaults
12.0K
1%
0.1uF
VDDA18CR
R26
10K
EEPROM Option - DNP
R30
100K
100uF
DNP
SDA
SCL/CFG_SEL0
HS_IND/CFG_SEL1
XTAL2/CLKIN_EN
TEST
C22
C21
1.0uF
DNP
22
24
25
R34
10K
+ C10
0.1uF
4
OCS4
SDA/SMBDATA/NON_REM1
SCL/SMBCLK/CFG_SEL0
HS_IND/CFG_SEL1
C15
20
ZERO
2
21
R33
10K
R35
100K
C37
USBDN_DP4
USBDN_DM4
C5
4
3V3
9
8
R12
OCS_n4
R28 1K
B
USBDN4_DP
USBDN4_DM
2
R16
Downstream 4
C
330
PWR1
USBDN_DP1
USBDN_DM1
DNP
GND
SH1
SH2
FB1
2A/0.05DCR
1
DNP
C43
C33
0.1uF
1
ZERO
R11
Optional
4
5
6
R24
BR1
BGX50A
USBDN_DP2
USBDN_DM2
DNP
19
FB9
1.0nF
DOWNSTREAM
PRTPWR1
3V3
USBDN_DP1
USBDN_DM1
R15
OCS_n3
C35
DOWNSTREAM
USBDN1_DP
USBDN1_DM
2
1
Not normally populated.
17
0.1uF
DOWNSTREAM
OCS1
Downstream 2
OCS_n2
C34
4
DOWNSTREAM
13
1
3
1.0nF
Downstream 1
OCS_n1
2
USB_A-REC
RA-THRU
100K
USBUP_DP
USBUP_DM
USB_A-REC
RA-THRU
1.0uF
31
30
VCC
D+
D-
USB_A-REC
RA-THRU
C
USBUP_DP
USBUP_DM
Upstream
2
C36
1.0nF
DNP
R32
4
C46
USB82514QFN36
VBUS_DET
2
VBUS_DET 27
1
3
2
USB_A-REC
RA-THRU
U4
100K
4
R25
VBUS_UP
USBUP_DP
USBUP_DM
UPSTREAM
J5
L5
DLP11SN900SL2
USB_B-REC
RA-THRU
VBUS_UP
VCC
D+
DGND
SH1
SH2
C7
0.1uF
Place between J4 and J5.
C44
1.0uF DNP
CRFILT
C24
C26
1.0uF
DNP
0.1uF
37
VSS(FLAG)
A
A
SMSC - Austin
10900-B Stonelake Blvd.
Austin, TX 78759
512.502.0070
Title: Evaluation Board for USB82514
Part Number: EVB-USB82514
Project
Size:
Name:
Date: Wednesday, July 31, 2013
C
5
4
3
2
1
Rev
Bobby
C1
Sheet
2
of
2