GENERAL DESCRIPTION

The ADV473 is a complete analog output, Video RAM-DAC on a single CMOS monolithic chip. The part is specifically designed for true-color computer graphics systems.

FEATURES

ADV478/ADV471 (ADV®) Register Level Compatible

IBM PS/2,* VGA*/XGA* Compatible

135 MHz Pipelined Operation

Triple 8-Bit D/A Converters

Triple 256 x 8 (256 x 24) Color Palette RAM

Three 15 x 8 Overlay Registers

On-Board Voltage Reference

RS-343A/RS-170 Compatible Analog Outputs

TTL Compatible Digital Inputs and Outputs

Sync on All Three Channels

Programmable Pedestal (0 or 7.5 IRE)

Standard MPU l/O Interface

+5 V CMOS Monolithic Construction

68-Pin PLCC Package

APPLICATIONS

High Resolution Color Graphics

True-Color Visualization

CAE/CAD/CAM

Image Processing

Desktop Publishing