SVI-728

SVI-728

SVI-728 MSX
Type	Home computer
Release date	1984
Operating system	MSX
CPU	Zilog Z80A @ 3.6 MHz
Memory	64 KB (+16 KB video memory)
Display	256 x 192 pixel resolution
Predecessor	SV-328
Related articles	SVI-738, MSX

The SVI-728 was the first home computer from Spectravideo that complied fully with the MSX home computer specification. It was introduced in 1985. The design is virtually identical to that of the earlier SV-328, which did not comply fully with the MSX standard.

The SVI-738 is a portable version of this computer.

Technical specifications

Microprocessor

• Zilog Z80A with a clockspeed of 3.56 MHz.

Memory

• ROM: 32 KB
• RAM: 64 KB (expandable to 256 KB)
• VRAM: 16 KB

Video

• Graphical processor: Texas Instruments TMS9918A/TMS9929 (NTSC/PAL)

• Graphical resolution: 256 x 192 pixels
• text modes: 40 characters x 24 lines and 32 characters x 24 lines
• colors: 16
• sprites: 32

Sound

• General Instrument AY-3-8910-soundchip

• 3 sound channels
• 1 noise channels
• 1 envelope controller

Connectors

• 1 data recorder/Cassette deck
• 2 joysticks
• 1 cartridge
• 1 Super Expander
• 1 disk station

See also

• List of MSX compatible computers