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4 layers20 × 53.6 mmEib-64-cnt a64, the printed circuit board in 3D

EIB for CNT A64 probes

Size
20 × 53.6 mm
Copper layers
4
Thickness
0.99 mm
Parts
5
Nets
78
Pads
157
Tracks, vias
545, 66
Pours
1
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
24 Sep 2025
Updated
23 Oct 2025

Overview

Eib-64-cnt a64 is an open-source printed circuit board by open-ephys, from the open-ephys/eib-64-cnt-a64 repository on GitHub. It is a 4-layer board of 20 × 53.6 mm with 5 parts on 78 nets, routed with 545 tracks and 66 vias.

It is built around the FOLC-110-01-S-Q and DF40C(2.0)-70DS-0.4V(51).

Main components

2

README

README.md

EIB for CNT A64 probes

  • 64 electrodes
  • Power ground (GND), amplifier reference (REF), VCoax, LED Cathode 0 and 1, and I-stim signals exposed via 2.54mm header
  • Compatible with:

Parts

5
QtyValueFootprintReferences
2FOLC-110-01-S-Qjonnew:SAMTEC_FOLC-110-01-S-QJ1, J2
1Conn_01x07_MaleConnector_PinHeader_2.54mm:PinHeader_1x07_P2.54mm_VerticalJ4
1DF40C(2.0)-70DS-0.4V(51)jonnew:HIROSE_DF40C(2.0)-70DS-0.4V(51)J3
1LOGOLOGOG***

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Questions

How big is the Eib-64-cnt a64 PCB?

It measures 20 × 53.6 mm and has 4 copper layers, 0.99 mm thick.

What parts does the Eib-64-cnt a64 use?

5 parts, built around the FOLC-110-01-S-Q and DF40C(2.0)-70DS-0.4V(51). The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the Eib-64-cnt a64 KiCad files?

From the open-ephys/eib-64-cnt-a64 repository on GitHub, at the commit this page was made from: the board is pcb/eib-64-cnt-a64.kicad_pcb and its schematic pcb/eib-64-cnt-a64.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Eib-64-cnt a64 design in my own project?

Its repository states no licence, so its author keeps all rights: ask open-ephys before reusing the design.