WM8741
DIGITAL FILTER CHARACTERISTICS
PCM MODE FILTER CHARACTERISTICS
PARAMETER
TEST CONDITIONS
Low Rate (32/44.1/48kHz) PCM Filter Response 1
Passband
0.000057dB
Passband Ripple
Stopband
Stopband Attenuation
Attenuation at fs/2
Group Delay
Low Rate (32/44.1/48kHz) PCM Filter Response 2
Passband
0.000036 dB
Passband Ripple
Stopband
Stopband Attenuation
Attenuation at fs/2
Fs/2
Group Delay
Low Rate (32/44.1/48kHz) PCM Filter Response 3
Passband
0.000058 dB
Passband Ripple
Stopband
Stopband Attenuation
Attenuation at fs/2
Fs/2
Group Delay
Low Rate (32/44.1/48kHz) PCM Filter Response 4
Passband
0.000066 dB
Passband Ripple
Stopband
Stopband Attenuation
Attenuation at fs/2
Fs/2
Group Delay
Low Rate (32/44.1/48kHz) PCM Filter Response 5
Passband
0.000041 dB
Passband Ripple
Stopband
Stopband Attenuation
Attenuation at fs/2
Fs/2
Group Delay
Table 64 Low Rate PCM Filter Characteristics
MIN
0.546fs
-111.8
0.522fs
-111.1
0.546fs
-110.3
0.500fs
-110.4
0.500fs
-111.8
Production Data
TYP
-6.02
43
-28.07
8
-6.43
7
-116.19
47
-112.45
8
MAX
0.454fs
0.000057
0.408fs
0.000036
0.454fs
0.000058
0.417fs
0.000066
0.417fs
0.000041
UNIT
dB
dB
dB
fs
dB
dB
dB
fs
dB
dB
dB
fs
dB
dB
dB
fs
dB
dB
dB
fs
w
PD, Rev 4.3, February 2013
50