Pmod microphone array 2x2
MarcinWachowiak·pmod-pdm-microphone-array·pmod_microphone_array_2x2/pmod_microphone_array_2x2.kicad_pcb
About the Pmod microphone array 2x2 PCB
Pmod microphone array 2x2 is an open source PCB design by MarcinWachowiak, published on GitHub under the CC-BY-NC-4.0 license. It is a 2-layer board measuring 80 × 80 mm, with 15 components from 5 distinct parts.
By type, the board carries 5 resistors, 4 microphones, 4 capacitors, 1 connector and 1 diode.
It belongs with the audio designs in this gallery.
From the project
Pmod module with multiple PDM microphones to enable array audio signal processing

Pmod microphone array 2x2 bill of materials (BOM)
15 components, 5 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 61300611021 | 61300611021 | J1 |
| 4 | IM69D130V01XTSA1 | IM69D130V01XTSA1 | MK1, MK2, MK3, MK4 |
| 1 | GREEN | LED_0603_1608Metric | D1 |
| 4 | 100n/16V | C_0603_1608Metric | C1, C2, C3, C4 |
| 5 | 100 | R_0603_1608Metric | R1, R2, R3, R4, R5 |
Pmod microphone array 2x2 design files
The KiCad project lives in the MarcinWachowiak/pmod-pdm-microphone-array repository on GitHub; these links point at the commit this page was built from.
Pmod microphone array 2x2: common questions
How big is the Pmod microphone array 2x2 PCB?
The Pmod microphone array 2x2 measures 80 × 80 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Pmod microphone array 2x2?
15 components, from 5 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Pmod microphone array 2x2 design files?
From the MarcinWachowiak/pmod-pdm-microphone-array repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Pmod microphone array 2x2 design in my own project?
It is published under CC-BY-NC-4.0, which limits how it may be reused; read the license before building on it.
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