Introduction
Designed a replacement board for the Siemens SM304A – a 40-pin custom chip
for the Korg BX-3 combo organ. The replacement board was a direct physical
replacement for the original 40-pin DIP.
Development
I handled the entire project, including reverse-engineering, characterizing, design, schematic capture, mechanical design, PCB design
and layout, and datasheet generation. The schematic capture was done using OrCAD, and the 2-sided PC layout was
done using OrCAD Layout Plus. The datasheet was composed in Microsoft Word, and
some graphical elements were done in Visio.
Technologies
- 4000-series CMOS
- SOIC Surface mounting on both PCB surfaces
Conclusion
You can click on the image to the right to see a larger image, and you can
view the part's datasheet.
Because the product is currently shipping, the schematics, PCB layout, and
other technical information are available only by request under Parastream
Technologies' NDA. Contact Parastream Technologies, Inc. for more information.
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