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Type: Posts; User: Theremingenieur

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    The 6bit DACs are not accessible from outside....

    The 6bit DACs are not accessible from outside. They are kind of hardwired to the comparators.
    The 12bit DAC should theoretically be able to deliver a voltage which the ADCs could use as a reference...
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    Have a look at the MAX44267. It can even output...

    Have a look at the MAX44267. It can even output negative voltages with only an unipolar positive power supply. I used it in synth projects to generate negative control voltages without the need of a...
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    And why not simply use the internal bandgap...

    And why not simply use the internal bandgap reference and add a rail-to-rail op amp at the output to scale the voltage by 2048/1200? With that, you'd even save by dropping your external reference.
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