8x8-multiplexer
About the 8x8-multiplexer PCB
8x8-multiplexer is an open source PCB design by henrique-smr, published on GitHub. It is a 2-layer board measuring 201.5 × 99.6 mm, with 74 components from 24 distinct parts.
Other key parts include the 74HC4051 and 74HC595. By type, the board carries 20 capacitors, 18 connectors, 16 resistors, 12 ICs and 8 transistors.
It belongs with the audio designs in this gallery.
Main components on the 8x8-multiplexer
8x8-multiplexer bill of materials (BOM)
74 components, 24 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 8 | 74HC4051 | DIP-16_W7.62mm_LongPads | U1, U2, U3, U4, U5, U6, U7, U8 |
| 4 | 74HC595 | DIP-16_W7.62mm_LongPads | U9, U10, U11, U12 |
| 8 | 2N3904 | TO-92_Inline_Wide | Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8 |
| 1 | LINE_IN | PinSocket_1x02_P2.54mm_Vertical | J1 |
| 1 | LINE_OUT | PinSocket_1x02_P2.54mm_Vertical | J2 |
| 1 | PWR | PinSocket_1x03_P2.54mm_Vertical | J3 |
| 1 | P_IN_0 | PinSocket_1x02_P2.54mm_Vertical | J4 |
| 1 | P_OUT_0 | PinSocket_1x02_P2.54mm_Vertical | J5 |
| 1 | P_IN_1 | PinSocket_1x02_P2.54mm_Vertical | J6 |
| 1 | P_OUT_1 | PinSocket_1x02_P2.54mm_Vertical | J7 |
| 1 | P_IN_2 | PinSocket_1x02_P2.54mm_Vertical | J8 |
| 1 | P_OUT_2 | PinSocket_1x02_P2.54mm_Vertical | J9 |
| 1 | P_IN_3 | PinSocket_1x02_P2.54mm_Vertical | J10 |
| 1 | P_OUT_3 | PinSocket_1x02_P2.54mm_Vertical | J11 |
| 1 | P_IN_4 | PinSocket_1x02_P2.54mm_Vertical | J12 |
| 1 | P_OUT_4 | PinSocket_1x02_P2.54mm_Vertical | J13 |
| 1 | P_IN_5 | PinSocket_1x02_P2.54mm_Vertical | J14 |
| 1 | P_OUT_5 | PinSocket_1x02_P2.54mm_Vertical | J15 |
| 1 | P_IN_6 | PinSocket_1x02_P2.54mm_Vertical | J16 |
| 1 | P_OUT_6 | PinSocket_1x02_P2.54mm_Vertical | J17 |
Show 4 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ADDR | PinSocket_1x05_P2.54mm_Vertical | J18 |
| 20 | 100nF | C_Disc_D4.3mm_W1.9mm_P5.00mm | C1, C2, C3, C4, C5, C6, C7, C8 +12 |
| 8 | 1K | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R1, R2, R3, R4, R9, R10, R11, R12 |
| 8 | 10K | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R5, R6, R7, R8, R13, R14, R15, R16 |
8x8-multiplexer design files
The KiCad project lives in the henrique-smr/pedal-mux repository on GitHub; these links point at the commit this page was built from.
8x8-multiplexer: common questions
How big is the 8x8-multiplexer PCB?
The 8x8-multiplexer measures 201.5 × 99.6 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the 8x8-multiplexer?
74 components, from 24 distinct parts. The full bill of materials is listed on this page.
Where can I download the 8x8-multiplexer design files?
From the henrique-smr/pedal-mux repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the 8x8-multiplexer design in my own project?
The repository has no license, so all rights stay with henrique-smr. Use it as a reference, and ask the author before reusing the design.
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