ON semiconductor seems to have them all, except they are not MJL21194/3, but NJL21194/3. The other two are a match.
Vlad ______________________ -- holding, among others:
a universal analog/digital filter, block-level models for power electronics (and not only), math blocks with a more stream-lined approach, some digital ADC, DAC, (synchronous-)counter, JKflop, etc.