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KEY64D SC35

From PHCC

Revision as of 21:57, 24 December 2008 by Oldman (Talk | contribs)

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KEY64D_SC35 Keymatrix Daughterboard

Features:

  • 64 inputs
  • no ghosting as each input is diode protected
  • connectors: screw clamp terminals, 3.5mm spaced
  • board size: 100x160mm (euro size)

History:
This board actually predates the PHCC motherboard. It was designed for a pre-PHCC keymatrix input prototype.

Schematic and Layout

Rev.1 Schematic

Rev.1 Layout

Bill of Materials

The BOM is here: bom_key64d_sc35.txt
This list includes prices and links to to online catalogue pages of my primary source of electronics components, Reichelt Elektronik

North American users Bill of Materials media: Key64D SC35 BOM.pdf

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