The correct power supply is given below. For power up the following sequence should be followed
- A 1.8 volts is established on the DVDD, CVDD, PVDD, and AVDD supply lines first
- Then a 3.3 volts is established on the DVDDIO, and TVDD.
For power down the sequence above should be reversed.
The above sequence will enable the proper operation of the AD9388A correctly.