EEVblog No Script, No Fear, All Opinion 
What’s inside a professional digital audio mixer? Dave opens a Yamaha DME32 Digital Mixing Engine with multi-channel 24bit audio ADC and DAC and custom DSP processing. Sony video effects unit teardown: https://www.youtube.com/watch?v=d9lZ2-a1P-E
User Manual: http://www2.yamaha.co.jp/manual/pdf/pa/english/signal/DME32E.pdf
Datasheets:
WM8740
OP275
4580
2115
Xilinx CPLD
Hires teardown photos:
Podcast: Download
