WM8728

Production Data

w

PD, Rev 4.6 August 2008

11

Figure 6 and Figure 7 illustrate the NPOR generation when the AVDD and DVDD power are

removed. Figure 6 illustrates the removal of DVDD before AVDD. Figure 7 illustrates the removal

of AVDD before AVDD.

DVDD

AVDD

VMID

NPOR

Normal operation mode

Reset

1.0V (Typ)

Figure 6 NPOR Generation at Power-off Reset (DVDD falls before AVDD)

DVDD

AVDD

VMID

Normal operation mode

Reset

NPOR falls

with AVDD

NPOR

1.0V (Typ)

Figure 7 NPOR Generation at Power-off Reset (AVDD falls before DVDD)