CDB4385 Ver la hoja de datos (PDF) - Cirrus Logic
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CDB4385 Datasheet PDF : 55 Pages
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CS4385
COMBINED INTERPOLATION & ON-CHIP ANALOG FILTER RESPONSE
(CONTINUED)
Parameter
Slow Roll-Off (Note 8)
Unit
Min
Typ
Max
Single-Speed Mode - 48 kHz
Passband (Note 9)
to -0.01 dB corner
0
to -3 dB corner
0
-
0.417
Fs
-
0.499
Fs
Frequency Response
10 Hz to 20 kHz -0.01
-
+0.01
dB
StopBand
.583
-
-
Fs
StopBand Attenuation
(Note 10)
64
-
-
dB
Group Delay
-
7.8/Fs
-
s
De-emphasis Error (Note 11)
(Relative to 1 kHz)
Fs = 32 kHz
-
Fs = 44.1 kHz
-
Fs = 48 kHz
-
-
±0.36
dB
-
±0.21
dB
-
±0.14
dB
Double-Speed Mode - 96 kHz
Passband (Note 9)
to -0.01 dB corner
0
to -3 dB corner
0
-
.296
Fs
-
.499
Fs
Frequency Response
10 Hz to 20 kHz -0.01
-
+0.01
dB
StopBand
.792
-
-
Fs
StopBand Attenuation
(Note 10)
70
-
-
dB
Group Delay
-
5.4/Fs
-
s
Quad-Speed Mode - 192 kHz
Passband (Note 9)
to -0.01 dB corner
0
to -3 dB corner
0
-
.104
Fs
-
.481
Fs
Frequency Response
10 Hz to 20 kHz -0.01
-
+0.01
dB
StopBand
.868
-
-
Fs
StopBand Attenuation
(Note 10)
75
-
-
dB
Group Delay
-
6.6/Fs
-
s
DSD COMBINED DIGITAL & ON-CHIP ANALOG FILTER RESPONSE
DSD Processor Mode
Passband (Note 9)
Frequency Response
Roll-off
Direct DSD Mode
Passband (Note 9)
Parameter
Frequency Response 10 Hz to 20 kHz
Min
to -3 dB corner
10 Hz to 20 kHz
0
-0.05
27
to -0.1 dB corner
0
to -3 dB corner
0
-0.1
Typ
Max
Unit
-
50
kHz
-
+0.05
dB
-
-
dB/Oct
-
26.9
kHz
-
176.4
kHz
-
0
dB
DS671F2
13
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