The ADV478 (ADV®) and ADV471 are pin compatible and software compatible RAM-DACs designed specifically for Personal System/2 compatible color graphics.
The ADV478 has a 256 × 24 color lookup table with triple 8-bit video D/A converters.
It may be configured for either 6 bits or 8 bits per color oper
ADV478 Features
* Personal System/2
* Compatible FUNCTIONAL BLOCK DIAGRAM 80 MHz Pipelined Operation Triple 8-Bit (6-Bit) D/A Converters 256 ؋ 24(18) Color Palette RAM 15 ؋ 24(18) Overlay Registers RS-343A/RS-170 Compatible Outputs Sync on All Three Channels Programmable Pedestal (0 or 7.5 IRE) External Vol
Datasheet Details
ADV478, ADV
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Cmos 80 mhz monolithic 256 x 24(18) color palette ram-dacs.
This datasheet PDF includes multiple part numbers: ADV478, ADV.
Please refer to the document for exact specifications by model.
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