CDB4349 Cirrus Logic Inc, CDB4349 Datasheet - Page 10

• Manufacturer Part Number: CDB4349
• Description: BOARD EVAL FOR CS4349
• Manufacturer: Cirrus Logic Inc
• Series: Popguard®r

Specifications of CDB4349

• Number Of Dac's: 2
• Number Of Bits: 24
• Outputs And Type: 2, Single Ended
• Sampling Rate (per Second): 192k
• Data Interface: Serial
• Dac Type: Voltage
• Voltage Supply Source: Single
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: CS4349
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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B
A
d
B
A
d
r
d
B
A
r
r
Figure 19. Fade-to-Noise Linearity 1 kHz, FS = 96 kHz
-100
-110
-120
-130
-140
-150
-100
-110
-120
-130
-140
-150
+40
+35
+30
+25
+20
+15
+10
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-15
-20
-25
-30
-35
-40
+0
+0
+5
+0
-5
-140
Figure 21. FFT Crosstalk Ch. A to Ch. B 1 kHz,
20
20
Figure 23. FFT 0 dBFS, FS = 192 kHz
50
50
-120
100
100
-100
200
200
FS = 96 kHz
-80
500
500
dBFS
Hz
Hz
1k
1k
-60
2k
2k
-40
5k
5k
-20
10k
10k
20k
20k
+0
d
B
A
r
V
d
B
A
r
-250m
-500m
-750m
750m
500m
250m
-100
-110
-120
-130
-140
-150
-1.25
-1.75
-100
-110
-120
-130
-140
-150
1.75
1.25
-1.5
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
+0
1.5
Figure 22. FFT Crosstalk Ch. B to Ch. A 1 kHz,
+0
-1
-2
20
2
1
0
20
0
Figure 20. Impulse Response, FS = 96 kHz
Figure 24. FFT -60 dBFS, FS = 192 kHz
50
50
250u
100
100
200
500u
200
FS = 96 kHz
500
500
750u
Hz
sec
Hz
1k
1k
2k
1m
2k
CDB4349
5k
5k
1.25m
DS782DB1
10k
10k
1.5m
20k
20k