Texas Instruments THVD1424, User Manual

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User’s Guide
THVD1424 Evaluation Module (EVM) User Guide
ABSTRACT
This document is the EVM User’s guide for the THVD1424EVM which provides a quick way to evaluate TI’s
THVD1424, a full duplex RS-485 traceiver with selectable data rate and switchable integrated termination
resistors, in the VSON (DRC) package.
Table of Contents
1 Introduction ............................................................................................................................................................................. 2
2 Information on Cautions and Warnings ................................................................................................................................ 4
3 Board Description ................................................................................................................................................................... 5
3.1 Board Component Overview.............................................................................................................................................. 5
3.1.1 Powering the Boarde................................................................................................................................................... 7
3.1.1.1 Single Supply Operation....................................................................................................................................... 7
3.1.1.2 Dual Supply Operation (Separate Digital Logic and Driver supplies)................................................................... 8
3.1.1.3 Default Operation Mode........................................................................................................................................ 8
3.1.1.4 Single Ended Bus Modification Operational Modes............................................................................................ 10
4 Design Documents ................................................................................................................................................................ 11
4.1 Schematics....................................................................................................................................................................... 11
4.2 Board Layout.................................................................................................................................................................... 13
4.3 Bill Of Materials................................................................................................................................................................ 14
5 Revision History ................................................................................................................................................................... 14
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SLLU356 – SEPTEMBER 2022
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