vendor:efabless

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Table of Contents

Open MPW Program
Pre-release silicon
MPW1 test tile
Master page list

Open MPW Program

The Open MPW program was a project by Google which provided free manufacturing of chips to open source projects. The actual management was done by Efabless.

Their where; * 8 open MPW runs on Skywater's SKY130 process technology (https://github.com/google/skywater-pdk) * 2 open MPW runs on GlobalFoundries GF180MCU process technology (https://github.com/google/gf180mcu-pdk).

See also: tiny-tapeout

Shuttle run	Manifest GDoc	Chip ID CSV	Water image?
GF180MCU MPW18H1	N/A	Link
GF180MCU MPW0	Link	Link
GF180MCU MPW1	Link	Link
SKY130 MPW1	Link	Link
SKY130 MPW2	Link	Link
SKY130 MPW3	Link	Link
SKY130 MPW4	Link	Link
SKY130 MPW5	Link	Link
SKY130 MPW6	Link	Link
SKY130 MPW7	Link	Link
SKY130 MPW8	Link	Link

MPW1: first public submissions accepted

Misc artsy photos: https://drive.google.com/drive/folders/11nSfUbzwplb1k0HrzEiKuinRtcOmv6G-?usp=drive_link

A number of pages are listed under vendor “efabless”. For example

Pre-release silicon

Shuttle runs:

Pre-release – (Info about the strive ICs found at https://j.mp/du20-strive)
- strive: RISCV using FF's
  - GDS found @ https://foss-eda-tools.googlesource.com/efabless/designs/strive/
- strive2: RISCV using OpenRAM
  - GDS found @ https://foss-eda-tools.googlesource.com/efabless/designs/strive2/

openram-tc-1kb: OpenRAM test
- GDS found @
- azonenberg's characterization
  - https://j.mp/du20-openram
  - Part 1 - https://youtu.be/lMmzrAdkaB0
  - Part 2 - https://youtu.be/ttLhiRsI8Pc
  - Part 3 - https://youtu.be/3-On3aQZCAc
  - https://github.com/azonenberg/sky130-validation

: some broken links here (efabless1, etc ⇒ proper name)

MPW1 test tile

* https://bit.ly/sky130-mpw1-testtile-notes

Master page list

Tim's spreadsheet (Edit Link)

vendor/efabless.1750982437.txt.gz · Last modified: 2025/06/27 00:00 by mithro