Isolated RS-485 With Integrated Signal and Power Reference Design

(ACTIVE) TIDA-00892

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Technical Documents

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Key Document

Description

The TIDA-00892 reference design provides a compact solution capable of generating isolated DC power while supporting isolated RS-485 communication. The design consists of a reinforced digital isolator with integrated power combined with an RS-485 communication transceiver.

Features
  • Small Combination Solution (Equal to ISOW7841 Device Footprint)
  • Single Power Supply Solution (No separate supply required for interface side)
  • Reduced BOM Cost
  • Extendable to Other Full-Duplex RS-485 Tranceivers

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Schematic/Block Diagram

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Design Guide

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Design Files

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Bill of Materials (BOM)

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TI Devices (6)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
ISOW7840  High-Efficiency, Low-Emissions, Reinforced Digital Isolator With Integrated Power  Isolation  Sample & Buy View Design Kits & Evaluation Modules
ISOW7841  High-efficiency, low-emissions, reinforced digital isolator with integrated power  Isolation  Sample & Buy View Design Kits & Evaluation Modules
ISOW7842  High-Efficiency, Low-Emissions, Reinforced Digital Isolator With Integrated Power  Isolation  Sample & Buy View Design Kits & Evaluation Modules
ISOW7843  High-Efficiency, Low-Emissions, Reinforced Digital Isolator With Integrated Power  Isolation  Sample & Buy View Design Kits & Evaluation Modules
ISOW7844  High-Efficiency, Low-Emissions, Reinforced Digital Isolator With Integrated Power  Isolation  Sample & Buy View Design Kits & Evaluation Modules
SN65HVD1473  3.3V, Full-Duplex RS-485, 16kV IEC ESD, 20Mbps data rate, w/Enables  Interface  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
ISOW7840 Download Download
ISOW7841 Download Download
ISOW7842 Download Download
ISOW7843 Download Download
ISOW7844 Download Download
SN65HVD1473 Download Download
Download Download

Texas Instruments and Accelerated Designs, Inc. have collaborated together to provide TI customers with schematic symbols and PCB layout footprints for TI products.

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Step 2: Download the Symbol and Footprint from the CAD.bxl file table.


Technical Documents

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.

Datasheet (1)
Title Abstract Type Size (KB) Date Views
PDF 1430 30 Nov 2017
User guides (1)
Title Abstract Type Size (KB) Date Views TI Recommends
PDF 1815 10 Apr 2017 0
Design files (6)
Title Abstract Type Size (KB) Date Views
ZIP 274 15 Mar 2017 0
ZIP 334 15 Mar 2017 0
PDF 496 15 Mar 2017 0
PDF 114 15 Mar 2017 0
PDF 66 15 Mar 2017 0
PDF 182 15 Mar 2017 0
Related Tools & Software

Reference Designs  ( 2 )

Name Part Number Tool Type
Isolated GaN Driver Reference Design  TIDA-00785  TI Designs
Isolated RS-232 With Integrated Signal and Power Reference Design  TIDA-01230  TI Designs

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