2 layers98 × 27 mm
2 layers41.8 × 19.1 mm
CBM2-MultiROM
sjgray/CBM-II-MultiROM12364 to W27C020 plcc eeprom 32 banks
- Size
- 41.8 × 19.1 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 5
- Nets
- 31
- Pads
- 75
- Tracks, vias
- 151, 5
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 17 Jun 2025
- Updated
- 13 Aug 2025
Overview
CBM2-MultiROM is an open-source printed circuit board by sjgray, from the sjgray/CBM-II-MultiROM repository on GitHub. It is a 2-layer board of 41.8 × 19.1 mm with 5 parts on 31 nets, routed with 151 tracks and 5 vias.
Its parts include 2 ICs, 1 resistor and 1 switch.
Parts
5| Qty | Value | Footprint | References |
|---|---|---|---|
| 1 | 2364 | Package_DIP:DIP-24_W15.24mm_Socket | U2 |
| 1 | 27C020 | Package_LCC:PLCC-32_THT-Socket | U4 |
| 1 | 4K7 | Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal | R1 |
| 1 | 4K7 | Resistor_THT:R_Array_SIP5 | RN1 |
| 1 | SW_DIP_x06 | Button_Switch_THT:SW_DIP_SPSTx06_Slide_6.7x16.8mm_W7.62mm_P2.54mm_LowProfile | SW1 |
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Questions
How big is the CBM2-MultiROM PCB?
It measures 41.8 × 19.1 mm and has 2 copper layers, 1.6 mm thick.
What parts does the CBM2-MultiROM use?
5 parts. 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 CBM2-MultiROM KiCad files?
From the sjgray/CBM-II-MultiROM repository on GitHub, at the commit this page was made from: the board is CBM2-MultiROM.kicad_pcb and its schematic CBM2-MultiROM.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the CBM2-MultiROM design in my own project?
Its repository states no licence, so its author keeps all rights: ask sjgray before reusing the design.