Production Data

WM8782

w

PD, April 2010, Rev 4.7

15

POWER DOWN CONTROL

The WM8782 can be powered down by stopping MCLK. Power down mode using MCLK is entered

after 65536/fs clocks. On power-up, the WM8782 applies the power-on reset sequence described

below.

When MCLK is stopped DOUT is forced to zero.

POWER ON RESET

Figure 11 Power Supply Timing Requirements – Power-on

Figure 12 Power Supply Timing Requirements – Power-down