PCM1864-Q1: When IOVDD is powered by 1.8V, is the high-level amplitude of the TDM signal 1.8V or 3.3V?

Part Number: PCM1864-Q1


Tool/software:

Hi team,

When the customer's IOVDD is powered by 1.8V, is the high-level amplitude of the TDM signal 1.8V or 3.3V?