The Brain of the PC Revolution: 1977 AMD Am9080A-PC (8080A Compatible)

Up for sale is a remarkably preserved Am9080A-PC Microprocessor, manufactured by AMD in 1977. This is the fully compatible, high-performance second-source version of the legendary Intel 8080A—the CPU that powered the Altair 8800, the IMSAI 8080, and the birth of personal computing.

Historical Significance:

The 8080A architecture is the "Holy Grail" for vintage computing collectors. Finding an original 1970s specimen in this physical condition is becoming increasingly rare. This chip represents the era of S-100 bus computers and the very beginning of the Silicon Valley boom.

Item Specifics:

Manufacturer: AMD (Advanced Micro Devices)

Part Number: Am9080APC / P8080A

Date Code: 1977 (Golden Era of Homebrew Computing)

Package: 40-Pin DIP

Speed: 2.0 MHz

Condition & Provenance:

Surviving Specimen: This chip has been stored in a protective case for its entire lifespan.

Visual Condition: Pristine. The plastic housing shows no UV fading or heat stress. The pins are straight, lustrous, and show no signs of "socket wear" or prior soldering.

Integrity: High-contrast, clear top-side markings with no oxidation on the leads.

Testing: This is a vintage semiconductor from a professional inventory. It is sold AS-IS as a collector’s item or for professional restoration projects.