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2.The process supports design scales of 300 devices or 1000 pads

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Std Editionmodule_rs485

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License: Public Domain

Published Time:2021-11-12 19:21:37
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Description

module for rs485, for 3.3v microcontrollers like raspberry pi.

This is the project from which the schematic and pcb modules were created.

The schematic module is
https://easyeda.com/modules/rs485_ac2929d0056e4936a89aefc0bb4359e5


The pcb module is
https://easyeda.com/modules/rs485_ac2929d0056e4936a89aefc0bb4359e5


This is part of a set of modules.  The modules in the set have the tag
industrial_microcontroller_and_input_output.

There is more information in the attached files.  If you clone this project,
check if the attached files were included.  You might have to manually copy
the files from the original project and attach the copies to the copy of the
project.

https://oshwlab.com/kenneth_howlett/rs485_input-output_3.3v

Documents

PCB_rs485_input-output_3.3v

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ID Name Designator Footprint Quantity BOM_Supplier BOM_Supplier Part BOM_Manufacturer BOM_Manufacturer Part BOM_JLCPCB Part Class
1 100nF C1,C2 C0402 2 LCSC C307331 Samsung Electro-Mechanics CL05B104KB54PNC Extended Part
2 PSM712-LF-T7 D1 SOT-23-3_L3.0-W1.7-P0.95-LS2.9-BR 1 LCSC C32677 PROTEK PSM712-LF-T7 Basic Part
3 19-213/Y2C-CQ2R2L/3T(CY) LED3,LED4 LED0603-R-RD 2 LCSC C72038 EVERLIGHT 19-213/Y2C-CQ2R2L/3T(CY) Basic Part
4 3.3K R1,R2 R0402 2 LCSC C25890 UniOhm 0402WGF3301TCE Basic Part
5 33K R3,R4 R0402 2 LCSC C25779 UniOhm 0402WGF3302TCE Basic Part
6 SP3485EN-L/TR U1 SOIC-8_L5.0-W4.0-P1.27-LS6.0-BL 1 LCSC C8963 EXAR SP3485EN-L/TR Basic Part
7 74HC04D,653 U4 SOIC-14_L8.7-W3.9-P1.27-LS6.0-BL 1 LCSC C5590 Nexperia 74HC04D,653 Basic Part

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