ICS90C65 generator equivalent, dual voltage video/memory clock generator.
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* Specified for dual voltage operation (VDD=3.3V or 5V), but operates continuously from 3.0V to 5.25V Designed t.
It simultaneously generates two clocks. One clock is for the video memory, and the other is the video dot clock. The IC.
The Integrated Circuit Systems Video Graphics Array Clock Generator (ICS90C65) is capable of producing different output frequencies under firmware control. The video output frequency is derived from a 14.318 MHz system clock available in IBM PC/XT/AT.
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