Datasheet

ADAU1381
Rev. B | Page 18 of 84
0
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
MAGNITUDE (dBFS)
FREQUENCY (NORMALIZED TO f
S
)
08313-015
Figure 15. DAC Interpolation Filter, 64× Oversampling,
Normalized to f
S
0.20
–0.20
–0.15
–0.10
–0.05
0
0.05
0.10
0.15
0 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40
MAGNITUDE (dBFS)
FREQUENCY (NORMALIZED TO f
S
)
08313-016
Figure 16. DAC Interpolation Filter Pass-Band Ripple, 64× Oversampling,
Normalized to f
S
0
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
MAGNITUDE (dBFS)
FREQUENCY (NORMALIZED TO f
S
)
08313-017
Figure 17. DAC Interpolation Filter, 128× Oversampling,
Normalized to f
S
0.05
–0.05
–0.04
–0.03
–0.02
–0.01
0
0.01
0.02
0.03
0.04
0 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
MAGNITUDE (dBFS)
FREQUENCY (NORMALIZED TO f
S
)
08313-018
Figure 18. DAC Interpolation Filter Pass-Band Ripple, 128× Oversampling,
Normalized to f
S
0
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
MAGNITUDE (dBFS)
FREQUENCY (NORMALIZED TO f
S
)
08313-019
Figure 19. DAC Interpolation Filter, Double-Rate Mode,
Normalized to f
S
0.20
–0.20
–0.15
–0.10
–0.05
0
0.05
0.10
0.15
0 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40
MAGNITUDE (dBFS)
FREQUENCY (NORMALIZED TO f
S
)
08313-020
Figure 20. DAC Interpolation Filter Pass-Band Ripple, Double-Rate Mode,
Normalized to f
S