CDB4328 International Power Sources, Inc., CDB4328 Datasheet - Page 11

• Manufacturer Part Number: CDB4328
• Description: 18-bit, Stereo D/A Converter For Digital Audio
• Manufacturer: International Power Sources, Inc.

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