Q
Can I use DBVDD +3.3V when DCVDD, AVDD and HPVDD will be connected to 1.8V ? Is
it
possible to leave HPVDD unconnected if I'm not going to use headphone outputs?
A
SSM2603 can work at 3.3V for DBVDD and 1.8V for other supplies. And if
Headphone is not used, HPVDD can be left floating.