CS4328 Datasheet, PDF (11/31 Pages) Cirrus Logic – 18-Bit, Stereo D/A Converter for Digital Audio

CS4328
CRYSTAL FRQRSP48
2.0
1.5
AMPL(dBr) vs GENFRQ(Hz)
1.0
0.5
0.0
-0.5
-1.0
-1.5
-2.0
10
100
1k
10k 30k
Figure 9. Frequency Response (48 kHz word rate)
CRYSTAL NOISE
0
-20
AMP1(dBr) & AMP1(dBr) vs FREQ(kHz)
-40
-60
-80
-100
-120
-140
-160
0.02 9.82 19.6 29.4 39.2 49.0 58.8 68.6 78.4 88.2 98.0
Figure 10. Muted Idle Channel Noise
CRYSTAL NOISEUNM
0
AMP1(dBr) vs FREQ(kHz)
-20
-40
-60
-80
-100
-120
-140
-160
0.02 9.82 19.6 29.4 39.2 49.0 58.8 68.6 78.4 88.2 98.0
Figure 11. Unmuted Idle Noise
DS62F3
CRYSTAL THDAM18A
-80
THD+N(dBr) vs GENAMP(dBFS)
-82
-84
-86
-88
-90
-92
-94
-96
-98
-100
-100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0
Figure 12. THD+N vs 18-bit Input Signal Level
CRYSTAL TR20R
10
8
6
4
2
0
-2
-4
-6
-8
-10
-120
-110
-100
BANDPASS(dBr) vs LEVEL(dBr)
-90
-80
-70
-60
Figure 13. Fade-to-Noise Linearity
CRYSTAL IMPULSE
2.000
AMP1(V) vs TIME(usec)
1.583
1.167
0.750
0.333
-0.083
-0.500
0.0 95.8 192 287 383 479 575 670 766 862
Figure 14. Impulse Response
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