Texas Instruments TUSB8044RGC User Manual Download Page 10

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CAP_DN_TXM1
CAP_DN_TXP1

CAP_DN_TXM2
CAP_DN_TXP2

CAP_UP_TXM

CAP_DN_TXM4
CAP_DN_TXP4

CAP_UP_TXP

CAP_DN_TXM3
CAP_DN_TXP3

DN4_VBUS

VBUS_DS4

DN3_VBUS

DN1_VBUS

VBUS_DS3

VBUS_DS1

VBUS_DS2

DN2_VBUS

USB_DM_DN4

USB_SSRXP_DN2

USB_DP_DN4

USB_SSRXM_DN2

USB_SSRXP_UP

USB_SSRXN_UP

USB_SSTXP_UP

USB_SSTXM_UP

USB_DM_DN1

USB_DP_DN1

USB_SSTXP_DN1

USB_SSTXM_DN1

USB_SSRXP_DN1

USB_DM_UP

USB_SSRXM_DN1

USB_DM_DN2

USB_DP_DN2

USB_DP_UP

USB_SSTXP_DN2

USB_SSTXM_DN2

USB_SSRXP_DN4

USB_SSRXM_DN4

USB_SSTXP_DN4

USB_SSTXM_DN4

DN4_VBUS

DN1_VBUS

DN2_VBUS

USB_SSRXP_DN3

USB_SSRXM_DN3

USB_DM_DN3

USB_DP_DN3

USB_SSTXP_DN3

USB_SSTXM_DN3

DN3_VBUS

USB_VBUS_UP

R19
1M

0402

C54

0.1uF 0201

C57
0.001uF

USB3_TYPEA_CONNECTOR

VBUS

GND

SSRXN

SSRXP

GND

SSTXN

SSTXP

SHIELD0

SHIELD1

FB5

220 @ 100MHZ

USB3_TYPEA_CONNECTOR

VBUS

GND

SSRXN

SSRXP

GND

SSTXN

SSTXP

SHIELD0

SHIELD1

C42

0.1uF 0201

C43

0.1uF 0201

C50
0.1uF

C46
0.1uF

FB6

220 @ 100MHZ

C40
0.1uF

C47
0.001uF

R15
1M

0402

C58
0.1uF

R17
1M

0402

C39
0.001uF

R20
1M

0402

C48
0.1uF

C44

0.1uF 0201

C37

0.1uF 0201

USB3_TYPEA_CONNECTOR

VBUS

GND

SSRXN

SSRXP

GND

SSTXN

SSTXP

SHIELD0

SHIELD1

USB3_TYPEA_CONNECTOR

VBUS

GND

SSRXN

SSRXP

GND

SSTXN

SSTXP

SHIELD0

SHIELD1

R18
1M

0402

C59
0.001uF

C38
0.1uF

C51
0.1uF

R16
330

0402

C41
0.1uF

FB4

220 @ 100MHZ

C52

0.1uF 0201

C49
0.001uF

C53

0.1uF 0201

C45

0.1uF 0201

D1
LED Green 0805

C55

0.1uF 0201

FB3

220 @ 100MHZ

C56
0.1uF

C35
10uF

C36

0.1uF 0201

USB3_TYPEB_CONNECTOR

VBUS

GND

SSTXN

SSTXP

GND

SSRXN

SSRXP

SHIELD0

SHIELD1

Appendix B

www.ti.com

SLLU261A – April 2017 – Revised February 2019

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TUSB8044RGC REVD EVM Schematics

Figure 3. USB Port Connections

Summary of Contents for TUSB8044RGC

Page 1: ...device enumerated on a virtual downstream port This EVM is intended for use in evaluating system compatibility developing optional EEPROM firmware and validating interoperability This EVM also acts as a hardware reference design for any implementation of the TUSB8044 Contents 1 Introduction 2 2 Hardware Overview 3 3 Hardware Setup 5 Appendix A TUSB8044RGC REVD EVM Bill of Materials 7 Appendix B TU...

Page 2: ...EVM can be provided to illustrate techniques used to route the differential pairs use of split power planes placement of filters and other critical components and methods used to achieve length matching of critical signals NOTE The EVM accommodates various lab test components actual production implementations can be much smaller Figure 1 illustrates the TUSB8044RGC EVM top layer layout Figure 1 TU...

Page 3: ...ipped with five standard 9 pin USB 3 0 port connectors One of these five connectors J1 is a Type B connector designed to interface with an upstream USB host or hub The remaining connectors J2 J3 J4 and J5 are Type A connectors for connection to downstream devices or hubs Standard size connectors were used on the EVM design but USB micro connectors can be used if desired The USB ports can be attach...

Page 4: ...st 2 6 Power The TUSB8044 EVM operates from the power provided by a 5 V wall power adapter J6 not bus power supplied by a USB host TI recommends to use a wall power adapter that is capable of sourcing 2 to 3 A because the hub must be able to source significant power on its downstream ports 900 mA per port The TUSB8044 EVM uses a single channel LDO voltage regulator to drop 5 V to 3 3 V The TPS7A45...

Page 5: ...SB battery charging mode on Port 4 is disabled by default If the switch is set to the ON position the terminal is pulled high and battery charging is enabled on downstream port 4 SW2_1 SW2_7 Off AUTOENZ_PD BB_bmConfig1_PD Switch When configured for I2 C mode this pin along with BBbmConfigured0 directly controls the bmConfigurated field in the Billboard Capability descriptor If SMBus is selected th...

Page 6: ... clock terminal for test purposes 3 2 EVM Installation To install the EVM perform the following steps 1 Attach a 5 V 3 A wall power source to J6 2 Turn on switch SW3 LED D4 should be lit 3 Attach a USB cable between J3 and a USB host LEDs D1 D5 D6 D7 and D8 should be lit 3 3 Troubleshooting Case 1 Device function or functions are banged out in Device Manager Make sure that the latest updates are i...

Page 7: ...5A180JAT2A 402 CAP CERM 18PF 5 50V NP0 0402 9 9 C18 C31 C35 C61 C67 C68 C73 C7 4 C82 10uF Murata Electronics GRM31CR61C106KA88L 1206 CAPACITOR CERM 10UF 16V 10 SMD 10 4 C70 C71 C76 C79 150uF Kemet T495D157K010ATE100 Tantalum 7343 CAP TANT 150UF 10V 10 LOESR SMD 11 0 R10 R32 R42 R43 R44 R45 NOPOP 402 12 6 D1 D4 D5 D6 D7 D8 LED Green 0805 Lite On LTST C171GKT 805 LED GREEN CLEAR THIN 0805 SMD 13 0 D...

Page 8: ...POS TIN 31 4 U7 U8 U9 U10 TPS2001C Texas Instruments TPS2001CDGN 8DGN IC PWR SW USB 2 87A 1CH 8MSOP 32 1 U4 TPS7A4533 3 3V Voltage Regulator Texas Instruments TPS7A4533KTT DDPAK 5 IC REG LDO 3 3V 1 5A 5 DDPAK 33 1 U6 TPS74801RGW 1 1V Voltage Regulator Texas Instruments TPS74801RGW 20VQFN IC REG LDO ADJ 1 5A 20VQFN 34 1 Y1 ECS 24MHZ Crystal ECS ECS 240 20 30B TR 5 0mm x 3 2mm CRYSTAL 24 000 MHZ 20P...

Page 9: ... 3 FB1 220 100MHZ C8 0 1uF R3 10K 0402 C14 0 1uF C4 0 1uF C31 10uF R47 1K C20 0 01uF C16 0 01uF D2 LED DNI R21 9 53K C22 0 001uF FB2 220 100MHZ C1 18pF R2 90 9K 0402 C26 0 01uF C19 0 001uF C13 0 01uF J8 Header 1x2 1 2 C34 0 1uF R11 1K 0402 C6 0 001uF C25 0 001uF R38 1K R7 4 7K 0402 SW2 8 POS 50 MIL SMT 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 C12 0 001uF SW1 8 POS 50 MIL SMT 1 2 3 4 5 6 7 8 16 15 14...

Page 10: ...NECTOR VBUS 1 DM 2 DP 3 GND 4 SSRXN 5 SSRXP 6 GND 7 SSTXN 8 SSTXP 9 SHIELD0 10 SHIELD1 11 C42 0 1uF 0201 C43 0 1uF 0201 C50 0 1uF C46 0 1uF FB6 220 100MHZ C40 0 1uF C47 0 001uF R15 1M 0402 C58 0 1uF R17 1M 0402 C39 0 001uF R20 1M 0402 C48 0 1uF C44 0 1uF 0201 C37 0 1uF 0201 J3 USB3_TYPEA_CONNECTOR VBUS 1 DM 2 DP 3 GND 4 SSRXN 5 SSRXP 6 GND 7 SSTXN 8 SSTXP 9 SHIELD0 10 SHIELD1 11 J2 USB3_TYPEA_CONN...

Page 11: ...GND 1 IN 2 IN 3 EN 4 OUT 7 OUT 8 OUT 6 PAD 9 FLT 5 C79 150uF C76 150uF R31 330 0402 C73 10uF C80 0 1uF T S J6 2 1mm x 5 5mm 1 2 3 C77 0 1uF C70 150uF R34 4 99K 0402 D6 SW3 U7 TPS2001C GND 1 IN 2 IN 3 EN 4 OUT 7 OUT 8 OUT 6 PAD 9 FLT 5 R36 10K 0402 R29 10K 0402 C71 150uF C69 0 1uF U4 TPS7A4533 GND 6 IN 2 GND 3 SENSE 5 OUT 4 SHDN 1 C72 0 1uF C74 10uF R33 1 87K 0402 U9 TPS2001C GND 1 IN 2 IN 3 EN 4 O...

Page 12: ...y 2019 Submit Documentation Feedback Copyright 2017 2019 Texas Instruments Incorporated Revision History Revision History NOTE Page numbers for previous revisions may differ from page numbers in the current version Changes from Original April 2017 to A Revision Page 1 ...

Page 13: ...o change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reproduction and display of these resources is prohibited No license is granted to any other TI intellectual property right or to any third party intellectual property right TI disclaims responsibility for and you will fully indemn...

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