DEC - 78680 video processor (DC502A)

From CPU Graveyard - Dieshots

DEC 78680 die.JPG
General Specifications:
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78680 video processor (DC502A)
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Notes:
DEC 78680 (DC502A) chip on the VS40X 4 plane color graphics board. The board has four of these Video Processor (VIPER) chips also marked as 78680-GA and 21-25011-01.