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Seems to be an Intel motherboard clock synthesizer, but the only available datasheet is from SiLabs. Packaging and
Package
Markings:
(Cypress logo at left side of entire text)
CY2832PVC
A 16 PHI 0310
CYP 608759
Die
Large process tech, looks like 600 nm 2-metal or thereabouts.
Size is approximately 3400 x 2270 μm (7.72 mm2)
Some kind of mask ROM? Microcoded state machine?
Another array, looks bigger but the same cell type.
Die markings.
Random circuitry.