CS42406
DAC FILTER RESPONSE The filter characteristics and the X-axis of the response plots have been nor-
malized to the input sample rate (Fs) and can be referenced to the desired sample rate by multiplying the given char-
acteristic by Fs.
Parameter
Single-Speed Mode - (4 kHz to 50 kHz sample rates)
Passband
Min
Typ
Max
Unit
to -0.05 dB corner
0
0
-
-
0.4535
0.4998
Fs
Fs
to -3 dB corner
Passband Ripple
StopBand
-0.02
0.5465
50
-
+0.035
dB
Fs
dB
s
-
-
-
-
-
StopBand Attenuation
Group Delay
(Note 8)
-
9/Fs
De-emphasis Error (Relative to 1 kHz)
Control Port Mode
(Note 9)
Fs = 32 kHz
Fs = 44.1 kHz
Fs = 48 kHz
-
-
-
-
-
-
+0.2/-0.1
+0.05/-0.14
+0/-0.22
dB
dB
dB
Stand-Alone Mode
Fs = 32 kHz
Fs = 44.1 kHz
Fs = 48 kHz
-
-
-
-
-
-
+1.5/-0
+0.05/-0.14
+0.2/-0.4
dB
dB
dB
Double-Speed Mode - (50 kHz to 100 kHz sample rates)
Passband
to -0.1 dB corner
0
0
-
-
0.4621
0.4982
Fs
Fs
to -3 dB corner
Passband Ripple
StopBand
-0.1
0.577
55
-
0
-
dB
Fs
dB
s
-
-
StopBand Attenuation
Group Delay
(Note 8)
-
-
4/Fs
-
Quad-Speed Mode - (100 kHz to 200 kHz sample rates)
Passband
to -3 dB corner
0
-0.7
-
-
-
0.25
Fs
dB
s
Passband Ripple
Group Delay
0
-
1.5/Fs
Notes: 8. For Single-Speed Mode, the measurement bandwidth is 0.5465 Fs to 3 Fs.
For Double-Speed Mode, the measurement bandwidth is 0.577 Fs to 1.4 Fs.
9. De-emphasis is only available in Single-Speed Mode.
13
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