CFARS232 Level Translator

Part Number: CFA-RS232

The CFA-RS232 Level Translator is a small printed circuit assembly that can be mounted on a compatible Crystalfontz Intelligent LCD Module. Less than one inch high and a little over one inch wide, the CFA-RS232 is an easy way to change to "full swing" RS232 serial interface on compatible modules that have "logic level", inverted serial interface.

For detailed CFA-RS232 specifications and connection information, see the datasheet under the Datasheets & Files tab on this website page.

Compatible Crystalfontz LCD Modules: CFA635 (all models). CFA735 (all models), CFA835 (all models)

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Quantity Price
1 $12.42
10 $10.25
20 $9.32
50 $8.69
100 $8.07
200 $7.76
500 $7.45
1000 $6.83
* Pricing is subject to change. Contact us about potential lead times.

Part Change Notice

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  • text_snippet
    Part Change Notice #11248: H1 and H2 Header Change
    Products Affected: CFA-RS232, CFA735-TFK-KT, CFA735-TML-KT, CFA735-YYK-KT, CFA635-TFK-KS, CFA635-TML-KS, CFA635-YYK-KS
    Date Issued: October 4, 2023
    Summary: H1 and H2 Header Change
    Description: The H1 and H2 headers on the CFARS232 board have been changed by the manufacturer. They still properly connect with old version of the mating headers.
    Reason: Hirose has changed the family of headers that are used at H1 and H2 to address a packing change they made.
    Availability: Contact Crystalfontz Support for up-to-date information by emailing
  • text_snippet
    Product Update #10856: Manufacturing Improvements
    Product Affected: CFA-RS232
    Date Issued: May 30, 2017
    Summary: Manufacturing Improvements
    Description: We have modified this board to remove an undocumented jumper (JP20) and changed the default jumpers from being closed with a solder blob to being closed with a small copper trace.
    Reason: As part of our continuous improvement, the design of this product has been updated for ease of manufacturing
    Impact: Revision change from 1.0 to 1.1
    Recommendation: This revision should be a drop-in replacement. Please contact support if there are any questions. In-system testing is encouraged, as with any product update.
    Availability: The new revision (Rev 1.1) will begin shipping as soon as the previous revision is depleted.
    Price Change: There is no price change at this time

Part Change Notices

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