---
type: lookup
id: 27c256-27c512-eproms
asset: discontinued-part-replacement-mapping
title: "27C256 / 27C512 EPROMs — Discontinued electronic component replacement mapping"
sources:
  - https://www.dasenic.com/blog/knowledgeHub/obsolete-components-in-2026-eol-list-shortage-statistics-what-to-do-about-it
source_quote: "27C256 / 27C512 EPROMs | Long obsolete; arcade restoration and automotive ECU demand sustains a refurbished-chip market | Tested refurbished stock |"
generated: true
verified: false
harvested: 2026-08-03
stale_after: 2026-11-01
discontinued_part: "27C256 / 27C512 EPROMs"
manufacturer: "N/A"
notice_id: "N/A"
last_time_buy: "N/A"
last_ship: "N/A"
suggested_replacement: "Tested refurbished stock"
unverified_fields: last_ship, last_time_buy, manufacturer, notice_id
---
**Discontinued part:** 27C256 / 27C512 EPROMs

**Manufacturer:** N/A

**Notice ID:** N/A

**Last time buy:** N/A

**Last ship:** N/A

**Suggested replacement:** Tested refurbished stock

> 27C256 / 27C512 EPROMs | Long obsolete; arcade restoration and automotive ECU demand sustains a refurbished-chip market | Tested refurbished stock |

Source: <https://www.dasenic.com/blog/knowledgeHub/obsolete-components-in-2026-eol-list-shortage-statistics-what-to-do-about-it>