Datasheet

Data Sheet ADAU1772
Rev. B | Page 23 of 116
Figure 46. Relative Level vs. Frequency,
f
S
= 48 kHz, Signal Path = DAC_SDATA to ASRC to DSP (Without Processing)
to ASRC to ADC_SDATA0
Figure 47. Phase vs. Frequency, 20 kHz Bandwidth,
f
S
= 48 kHz, Signal Path = DAC_SDATA to ASRC to DSP (Without Processing)
to ASRC to ADC_SDATA0
Figure 48. Relative Level vs. Frequency,
f
S
= 96 kHz, Signal Path = DAC_SDATA to ASRC to DSP (Without Processing)
to ASRC to ADC_SDATA0
Figure 49. Group Delay vs. Frequency,
f
S
= 48 kHz, Signal Path = DAC_SDATA to ASRC to DSP (Without Processing)
to ASRC to ADC_SDATA0
Figure 50. Phase vs. Frequency, 2 kHz Bandwidth,
f
S
= 48 kHz, Signal Path = DAC_SDATA to ASRC to DSP (Without Processing)
to ASRC to ADC_SDATA0
Figure 51. Group Delay vs. Frequency,
f
S
= 96 kHz, Signal Path = DAC_SDATA to ASRC to DSP (Without Processing)
to ASRC to ADC_SDATA0
0.020
–0.050
–0.045
–0.040
–0.035
–0.030
–0.025
–0.020
–0.015
–0.010
–0.005
0
0.005
0.010
0.015
100 1k 10k
RELATIVE LEVEL (dB)
FREQUENCY (Hz)
10804-045
200
–1300
–1400
–1500
–1600
–1700
–1800
–1200
–1100
–1000
–900
–800
–700
–600
–500
–400
–300
–200
100
0
–100
PHASE (Degrees)
FREQUENCY (kHz)
0 2 4 6 8 10 12 14 16 18 20
10804-046
0.4
–1.8
–1.6
–1.4
–1.2
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
100 1k 10k
RELATIVE LEVEL (dB)
FREQUENCY (Hz)
10804-047
500
0
50
100
150
200
250
300
350
400
450
GROUP DELAY (µs)
FREQUENCY (kHz)
0 2 4 6 8 10 12 14 16 18 20
10804-048
10
–160
–150
–140
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
PHASE (Degrees)
FREQUENCY (kHz)
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
10804-049
500
450
400
350
300
250
200
150
100
50
0
GROUP DELAY (µs)
FREQUENCY (kHz)
0 4 8 12 16 20 24 28 32 36 40
10804-050