SPDIF and Toslink can only carry 2-channels of data. (96kHz of 2 channels or 1 channel of 192kHz.)

Both DVD-A and SACD will require a new digital interface. Meridian has such an interface for DVD-A.

Stacey Spears
Co-Creator, Spears & Munsil High Definition Benchmark, Blu-ray Edition and Lighthouses of the Pacific Northwest.