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ADV471

Part Number	ADV471
Manufacturer	Analog Devices
Description	CMOS 80 MHz Monolithic 256 x 24(18) Color Palette RAM-DACs
Published	Mar 23, 2005
Detailed Description	a CMOS 80 MHz Monolithic 256 ؋ 24(18) Color Palette RAM-DACs ADV478/ADV471 FEATURES Personal System/2* Compatible FU...
Datasheet	ADV471 PDF File

Overview

a CMOS 80 MHz Monolithic 256 ؋ 24(18) Color Palette RAM-DACs ADV478/ADV471 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 Voltage or Current Reference Standard MPU Interface +5 V CMOS Monolithic Construction 44-Pin PLCC Package Power Dissipation: 800 mW OAPPLICATIONS BHigh Resolution Color Graphics SCAE/CAD/CAM Applications Image Processing OInstrumentation Desktop Publishing LAVAILABLE CLOCK RATES E80 MHz T66 MHz E50 MHz 35 MHz GENERAL DESCRIPTION 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 p...

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