Datasheet

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TYPICAL PERFORMANCE CURVES OF INTERNAL FILTERS (DACs)
DIGITAL FILTER
−100
−80
−60
−40
−20
0
Level − dB
f − Frequency − Hz
75k25k 50k
G030
0 175k100k 125k 150k
−1.00
−0.80
−0.60
−0.40
−0.20
0.00
Level − dB
f − Frequency − Hz
5k
G031
0 20k10k 15k
DE-EMPHASIS FILTER
−12
−10
−8
−6
−4
−2
0
Level − dB
f − Frequency − Hz
5k
G032
0 25k10k 15k 20k
−0.6
−0.4
−0.2
0.0
0.2
0.4
0.6
Error − dB
f − Frequency − Hz
3628
G033
0 145127256 10884
PCM3002
PCM3003
SBAS079A – OCTOBER 2000 – REVISED OCTOBER 2004
All specifications at T
A
= 25 ° C, V
CC
= V
DD
= 3 V, f
S
= 44.1 kHz, and f
SYSCLK
= 384 f
S
, unless otherwise noted
OVERALL FREQUENCY CHARACTERISTICS PASS-BAND RIPPLE CHARACTERISTICS
(f
S
= 44.1 kHz) (f
S
= 44.1 kHz)
Figure 30. Figure 31.
DE-EMPHASIS FREQUENCY RESPONSE (32 kHz) DE-EMPHASIS ERROR (32 kHz)
Figure 32. Figure 33.
15