Zilog Z80
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The Zilog Z80 is an 8-bit microprocessor designed by Zilog, first released in 1976; it played an important role in the evolution of early personal computing. It was designed to be software-compatible
A Z80 manufactured in June 1976
A May 1976 advertisement for the Z80 outlines its major advantages over the 8080.
Photo of the original Zilog Z80 microprocessor design in depletion-load nMOS. Total die size is 3545×3350 μm. The blue squares around the outside are the pads that connect to the external pins. This chip was manufactured in 1990.
PIO Z84C2008
ZX Spectrum
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The ZX Spectrum is an 8-bit home computer developed and marketed by Sinclair Research. The Spectrum played a pivotal role in the history of personal computers and video games, especially in the United
Zilog Z80
…1980s, helping to fuel the personal computing revolution. The Z80 was used in iconic products such as the Osborne 1, Radio Shack TRS-80, ColecoVision, ZX Spectrum, Sega's Master System and the Pac-Man arcade cabinet. In the early 1990s, it was used in portable devices, including the Game Gear and the TI-81 and…
Issue 2 1982 model
Clive Sinclair in 1990
An original concept sketch of the ZX Spectrum, depicting an angular and wedge-like form similar to its predecessor, the ZX81
Designer Rick Dickinson in the Sinclair Research Cambridge office in 1983