Texas Instruments TCA39306 User Manual Download Page 15

IMPORTANT NOTICE AND DISCLAIMER

TI PROVIDES TECHNICAL AND RELIABILITY DATA (INCLUDING DATASHEETS), DESIGN RESOURCES (INCLUDING REFERENCE
DESIGNS), APPLICATION OR OTHER DESIGN ADVICE, WEB TOOLS, SAFETY INFORMATION, AND OTHER RESOURCES “AS IS”
AND WITH ALL FAULTS, AND DISCLAIMS ALL WARRANTIES, EXPRESS AND IMPLIED, INCLUDING WITHOUT LIMITATION ANY
IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT OF THIRD
PARTY INTELLECTUAL PROPERTY RIGHTS.

These resources are intended for skilled developers designing with TI products. You are solely responsible for (1) selecting the appropriate
TI products for your application, (2) designing, validating and testing your application, and (3) ensuring your application meets applicable
standards, and any other safety, security, or other requirements. These resources are subject to 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 indemnify TI and its representatives against, any claims, damages,
costs, losses, and liabilities arising out of your use of these resources.

TI’s products are provided subject to TI’s Terms of Sale (

https:www.ti.com/legal/termsofsale.html

) or other applicable terms available either

on 

ti.com

 or provided in conjunction with such TI products. TI’s provision of these resources does not expand or otherwise alter TI’s

applicable warranties or warranty disclaimers for TI products.

IMPORTANT NOTICE

Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265

Copyright © 2021, Texas Instruments Incorporated

Summary of Contents for TCA39306

Page 1: ...1 Introduction 2 2 Concept 2 2 1 EVM Features 2 2 2 Adjustable pull up resistors 2 2 3 Load Capacitance Selector 3 2 4 DUT locations 4 3 Schematic 6 4 Bill of Material 7 5 Layout 9 6 Revision History...

Page 2: ...istors which allows for the user to select from a 4 7 k and 820 resistor The board itself has a 10 k pull up resistor on the I2C bus when no resistors are selected from the adjustable pull up bank Whe...

Page 3: ...acitance due to parasitics from the PCB line traces and ICs on the board For SDA and SCL pins of a device assume 10 pF maximum per device on the I2C line One important aspect to remember is the TCA393...

Page 4: ...would prefer to use the DDF package then U1 would need to be removed and U2 can then be populated In additional to populating U2 the resistors R11 R12 R17 R19 R22 R20 and R23 all must be populated wi...

Page 5: ...ed to be populated U1 must be unpopulated to reveal the location of U3 Figure 2 6 shows the location of U3 Figure 2 6 U3 Location www ti com Concept SCPU045 JUNE 2021 Submit Document Feedback TCA39306...

Page 6: ...ectors for power supplies Adjustable load capacitance Adjustable load capacitance Adjustable load capacitance Adjustable load capacitance Additional GND connectors 1 2 J11 GND 100nF 50V C2 Disable Opt...

Page 7: ...Standoff 1902C Keystone J1 J2 J3 J4 J7 J8 6 Header 1x1 Tin TH Header 1x1 PEC01SAAN Sullins Connector Solutions J5 J6 J9 J10 4 Header 100mil 2x2 Gold TH 2x2 Header TSW 102 07 G D Samtec J11 J14 J15 3...

Page 8: ...Blue TH Blue Multipurpose Testpoint 5127 Keystone U1 1 Dual Bidirectional I2C Bus and SMBus Voltage Level Translator PSOP8 TCA39306DCUR Texas Instruments FID1 FID2 FID3 0 Fiducial mark There is nothi...

Page 9: ...06EVM Bottom Layout 6 Revision History NOTE Page numbers for previous revisions may differ from page numbers in the current version DATE REVISION NOTES June 2021 Initial Release www ti com Layout SCPU...

Page 10: ...ther than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control tec...

Page 11: ...These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not in...

Page 12: ...instructions set forth by Radio Law of Japan which includes but is not limited to the instructions below with respect to EVMs which for the avoidance of doubt are stated strictly for convenience and s...

Page 13: ...any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electr...

Page 14: ...R DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthe...

Page 15: ...are subject to 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...

Reviews: