Datasheet

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TYPICAL PERFORMANCE CURVES (continued)
Digital Filter (De-Emphasis)
0.0
−1.0
−2.0
−3.0
−4.0
−5.0
−6.0
−7.0
−8.0
−9.0
−10.0
0 2 4 6 8 10 12 14
Frequency (kHz)
Level (dB)
0.5
0.4
0.3
0.2
0.1
0.0
−0.1
−0.2
−0.3
−0.4
−0.5
0 2 4 6 8 10 12 14
Frequency (kHz)
Error (dB)
0.0
−1.0
−2.0
−3.0
−4.0
−5.0
−6.0
−7.0
−8.0
−9.0
−10.0
0 2 4 6 8 10 12 14 16 18 20
Frequency (kHz)
Level (dB)
0.5
0.4
0.3
0.2
0.1
0.0
−0.1
−0.2
−0.3
−0.4
−0.5
0 2 4 6 8 10 12 14 16 18 20
Frequency (kHz)
Error (dB)
0.0
−1.0
−2.0
−3.0
−4.0
−5.0
−6.0
−7.0
−8.0
−9.0
−10.0
0 2 4 6 8 10 12 14 16 18 22
Frequency (kHz)
Level (dB)
0.5
0.4
0.3
0.2
0.1
0.0
−0.1
−0.2
−0.3
−0.4
−0.5
0 2 4 6 8 10 12 14 16 18 22
Frequency (kHz)
Error (dB)
PCM1742
SBAS176A – DECEMBER 2000 – REVISED APRIL 2005
All specifications at T
A
= 25°C, V
CC
= 5 V, V
DD
= 3.3 V, f
S
= 44.1 kHz, system clock = 384 f
S
, and 24-bit input data, unless
otherwise noted
DE-EMPHASIS (f
S
= 32 kHz) DE-EMPHASIS ERROR (f
S
= 32 kHz)
Figure 5. Figure 6.
DE-EMPHASIS (f
S
= 44.1 kHz) DE-EMPHASIS ERROR (f
S
= 44.1 kHz)
Figure 7. Figure 8.
DE-EMPHASIS (f
S
= 48 kHz) DE-EMPHASIS ERROR (f
S
= 48 kHz)
Figure 9. Figure 10.
8