PCM63 Piggy Back forums
Do NOT connect the following pins when installing the PCM63 as a Piggy Back:
Pins: 1, 3, 4, 9, 10, 23, 24, 25
Connect only the following signal paths between the Upper DAC and the Lower DAC:
a) digital inputs
b) signal outputs
c) power supplies
The Data Sheet of PCM63
PCM63 Pin Assignment
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The Piggy Back killer
PCM63 Adaptor Application Note
Exploring the world of DAC chips