the article say to invest in 40nm. why not move up to 28nm or even 14nm? 28nm by... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		MangoCoffee on Jan 31, 2022 \| parent \| context \| favorite \| on: Chip shortages due to lack of investment in right ... the article say to invest in 40nm. why not move up to 28nm or even 14nm? 28nm by today's standard is already a very old tech. maybe the car vendors should move up

mastax on Jan 31, 2022 [–]

- Cost. Double or more.

- Would require a redesign.

- Certain parts of the die cannot be shrunk: bond pads, esd protection, output drive transistors.

- Certain parts of chips are designed for proprietary processes (eFLASH, analog)

Consider applying for YC's Summer 2026 batch! Applications are open till May 4
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact