adau1461 Analog Devices, Inc., adau1461 Datasheet - Page 16

• Manufacturer Part Number: adau1461
• Description: Sigmadsp Stereo, Low Power, 96 Khz, 24-bit Audio Codec With Integrated Pll Adau1461
• Manufacturer: Analog Devices, Inc.

ADAU1461
Figure 16. DAC Interpolation Filter, 64× Oversampling, Double-Rate Mode,
Figure 15. ADC Decimation Filter, 128× Oversampling, Double-Rate Mode,
Figure 14. ADC Decimation Filter, 128× Oversampling, Normalized to f
–100
–100
−100
−10
−20
−30
−40
−50
−60
−70
−80
−90
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
0
0
0
0.1
0.1
0.1
0.2
0.2
0.2
FREQUENCY (NORMALIZED TO
FREQUENCY (NORMALIZED TO
FREQUENCY (NORMALIZED TO
0.3
0.3
0.3
Normalized to f
Normalized to f
0.4
0.4
0.4
0.5
0.5
0.5
0.6
0.6
0.6
S
S
0.7
0.7
0.7
f
f
f
S
S
S
)
)
)
0.8
0.8
0.8
0.9
0.9
0.9
1.0
1.0
1.0
Rev. 0 | Page 16 of 88
S
Figure 17. ADC Decimation Filter Pass-Band Ripple, 128× Oversampling,
Figure 18. ADC Decimation Filter Pass-Band Ripple, 128× Oversampling,
Figure 19. DAC Interpolation Filter Pass-Band Ripple, 64× Oversampling,
–0.02
–0.04
–0.06
–0.08
–0.10
–0.05
–0.10
–0.15
–0.20
0.10
0.08
0.06
0.04
0.02
−0.02
−0.04
−0.06
0.20
0.15
0.10
0.05
0.04
0.02
0
0
0
0
0
0.05
0
0.05
Double-Rate Mode, Normalized to f
Double-Rate Mode, Normalized to f
0.05
0.10
FREQUENCY (NORMALIZED TO
0.10
FREQUENCY (NORMALIZED TO
FREQUENCY (NORMALIZED TO
0.10
0.15
Normalized to f
0.15
0.20
0.15
0.25
0.20
0.20
0.30
0.25
S
0.25
0.35
0.30
0.30
f
f
S
S
f
0.40
)
S
)
S
S
)
0.35
0.35
0.45
0.40
0.50
0.40