I'm quite a newbie with electronics, but the workhorse of this device seems to be a chip named "MCDP2850", and I can't seem to find this chip anywhere. I've als

I'm quite a newbie with electronics, but the workhorse of this device seems to be a chip named "MCDP2850", and I can't seem to find this chip anywhere. I've also encountered this kind of "failure to find chips pertaining to DisplayPort/HDMI/DVI" before. How do people find these chips - both when designing - and as hobbyist who needs the chip?