Z80A

A version of Zilog Z80 8-bit processor, popular in home computers of the early 80's. It has the max. clock speed of 4MHz (2.5MHz on the original Z80), runs on 5V voltage and has 158 instructions.

(At least) following home computers depend on the Z80A CPU:

• Video Technology Laser 200
• Amstrad CPC-464, CPC-664, CPC-6128
• Amstrad CPC-464 Plus, CPC-6128 Plus, Consola GX4000
• Camputers Lynx
• Enterprise Computers Enterprise 64/128
• Jupiter Cantab Jupiter-Ace
• Memotech MTX-512
• Osborne-1
• Sharp MZ-series
• Sinclair ZX-80
• Sinclair ZX-81
• Sinclair ZX-Spectrum
• Sinclair ZX-Spectrum +
• Sinclair ZX-Spectrum 128
• Sinclair Spectrum +3
• Spectravideo SVI-318 and SVI-328
• Spectravideo SVI-728 MSX
• Spectravideo SVI-738 MSX
• MSX 1