

Inc dec
triador hardware
- Size
- 99 × 58 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 72
- Nets
- 73
- Pads
- 265
- Tracks, vias
- 582, 8
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 13 May 2020
- Updated
- 14 May 2020
Overview
Inc dec is an open-source printed circuit board by ssloy, from the ssloy/ternary repository on GitHub. It is a 2-layer board of 99 × 58 mm with 72 parts on 73 nets, routed with 582 tracks and 8 vias.
It is built around the LM324. Its parts include 43 resistors, 14 capacitors, 10 ICs, 4 diodes and 1 connector.
Main components
1Parts
72| Qty | Value | Footprint | References |
|---|---|---|---|
| 39 | 150 | Resistor_SMD:R_1206_3216Metric | R1, R2, R10, R11, R12, R13, R14, R15, R16, R17, R18, R19, R20, R21, R22, R23 +23 |
| 12 | 100n | Capacitor_SMD:C_1206_3216Metric | C1, C2, C9, C10, C11, C12, C13, C14, C15, C16, C17, C18 |
| 9 | trimux | ALU:trimux1x15_2.54 | U1, U2, U3, U4, U5, U6, U7, U8, U9 |
| 4 | 330 | Resistor_SMD:R_1206_3216Metric | R40, R41, R42, R43 |
| 4 | LED_Dual_2pin | LED_THT:LED_D5.0mm | D1, D2, D3, D4 |
| 2 | 47u | Capacitor_THT:CP_Radial_D5.0mm_P2.50mm | C19, C20 |
| 1 | Conn_02x06_Odd_Even | Connector_IDC:IDC-Header_2x06_P2.54mm_Vertical | J1 |
| 1 | LM324 | Package_SO:SOIC-14_3.9x8.7mm_P1.27mm | U10 |
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Questions
How big is the Inc dec PCB?
It measures 99 × 58 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Inc dec use?
72 parts, built around the LM324. 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 Inc dec KiCad files?
From the ssloy/ternary repository on GitHub, at the commit this page was made from: the board is ALU/RR/inc-dec/inc-dec.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Inc dec design in my own project?
Its repository states no licence, so its author keeps all rights: ask ssloy before reusing the design.