This is what they’re asking for: Dolby is striking a Dolby Digital track for print:
I found tools that convert the TC stamp for FCP, but I need to go in the reverse direction – aiff to BWF
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Broadcast Wave files (Consolidated/Flattened, see below)
*Consolidated/Flattened: Individual Bwav files with matching lengths for each channel (Example: one Bwav file for Left, one Bwav file for Right, one Bwav file for Center ect.) These files are to be completely mixed final sound requiring no additional processing, plugins, fades, or level adjustments.
16 or 24 bit depth
48K Sampling rate
-20dbfs Reference level.
Time code frame rate matching the sound speed. (Example: NTSC 29.97fps Df/NDF, PAL 25fps, Film 24fps)
Delivered on a DVD-R, DLT, LTO, M.O. Disk or Hard Drive.