4 Bit MONSTROSITY
About the 4 Bit MONSTROSITY PCB
4 Bit MONSTROSITY is an open source PCB design by ChetanMandloi, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 113.7 × 62.9 mm, with 19 components from 13 distinct parts.
Other key parts include the 74LS138, 74LS86, 74LS83, 74LS08 and 74LS32. By type, the board carries 11 ICs, 7 connectors and 1 battery holder.
It belongs with the dev boards & breakouts designs in this gallery.
From the project
KiCad design files to help you make a 4bit ALU and an interface shield with 2 sided copper clad boards
KiCad files to allow you to make a 4 bit ALU using Double sided copper clad board. Pictures and instructions incoming soon.
Main components on the 4 Bit MONSTROSITY
4 Bit MONSTROSITY bill of materials (BOM)
19 components, 13 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 74LS138 | DIP-16_W7.62mm_Socket_LongPads | U1 |
| 1 | 74LS86 | DIP-14_W7.62mm_Socket_LongPads | U2 |
| 1 | 74LS83 | DIP-16_W7.62mm_Socket_LongPads | U3 |
| 2 | 74LS08 | DIP-14_W7.62mm_Socket_LongPads | U4, U11 |
| 1 | 74LS32 | DIP-14_W7.62mm_Socket_LongPads | U5 |
| 2 | 74LS04 | DIP-14_W7.62mm_Socket_LongPads | U6, U7 |
| 3 | 74LS244 | DIP-20_W7.62mm_Socket_LongPads | U8, U9, U10 |
| 3 | CONN_01X04 | Pin_Header_Straight_1x04_Pitch2.54mm | J1, J2, J6 |
| 1 | CONN_01X03 | Pin_Header_Straight_1x03_Pitch2.54mm | J3 |
| 1 | CONN_01X08 | Pin_Header_Straight_1x08_Pitch2.54mm | J4 |
| 1 | CONN_01X01 | Pin_Header_Straight_1x01_Pitch2.54mm | J5 |
| 1 | USB_OTG | USB_Micro-B | J7 |
| 1 | Battery_Cell | bornier2 | BT1 |
4 Bit MONSTROSITY design files
The KiCad project lives in the ChetanMandloi/4-bit-ALU repository on GitHub; these links point at the commit this page was built from.
4 Bit MONSTROSITY: common questions
How big is the 4 Bit MONSTROSITY PCB?
The 4 Bit MONSTROSITY measures 113.7 × 62.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the 4 Bit MONSTROSITY?
19 components, from 13 distinct parts. The full bill of materials is listed on this page.
Where can I download the 4 Bit MONSTROSITY design files?
From the ChetanMandloi/4-bit-ALU repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the 4 Bit MONSTROSITY design in my own project?
Yes, under the terms of its GPL-3.0 license, which ChetanMandloi chose for the repository.
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