Cirrus Logic WM8940 Manual page 5

POP MINIMISATION ................................................................................................................ 67
REGISTER MAP ........................................................................................................... 68
REGISTER BITS BY ADDRESS .............................................................................................. 69
DIGITAL FILTER CHARACTERISTICS ....................................................................... 80
TERMINOLOGY ....................................................................................................................... 80
DAC FILTER RESPONSES ..................................................................................................... 81
ADC FILTER RESPONSES ..................................................................................................... 81
HIGHPASS FILTER ................................................................................................................. 82
NOTCH FILTERS AND LOW-PASS FILTER ........................................................................... 82
NOTCH FILTER WORKED EXAMPLE .................................................................................... 84
APPLICATIONS INFORMATION ................................................................................. 85
RECOMMENDED EXTERNAL COMPONENTS ...................................................................... 85
PACKAGE DIAGRAM .................................................................................................. 86
IMPORTANT NOTICE .................................................................................................. 87
REVISION HISTORY .................................................................................................... 88
Rev 4.4
WM8940
5