CS42448-CQZR Cirrus Logic Inc, CS42448-CQZR Datasheet - Page 17

• Manufacturer Part Number: CS42448-CQZR
• Description: IC,Soundcard Circuits,CMOS,QFP,64PIN,PLASTIC
• Manufacturer: Cirrus Logic Inc

DS648F3
COMBINED DAC INTERPOLATION & ON-CHIP ANALOG FILTER RESPONSE
Notes:
Single-Speed Mode
Passband (Frequency Response)
Frequency Response 10 Hz to 20 kHz
StopBand
StopBand Attenuation
Group Delay
De-emphasis Error
Double-Speed Mode
Passband (Frequency Response)
Frequency Response 10 Hz to 20 kHz
StopBand
StopBand Attenuation
Group Delay
Quad-Speed Mode
Passband (Frequency Response)
Frequency Response 10 Hz to 20 kHz
StopBand
StopBand Attenuation
Group Delay
14. Response is clock-dependent and will scale with Fs. Note that the response plots
15. Single- and Double-Speed Mode Measurement Bandwidth is from Stopband to 3 Fs.
16. De-emphasis is only available in Single-Speed Mode.
been normalized to Fs and can be de-normalized by multiplying the X-axis scale by Fs.
Quad-Speed Mode Measurement Bandwidth is from Stopband to 1.34 Fs.
(Note 16)
Parameter
(Notes 9, 14)
to -0.05 dB corner
to -0.1 dB corner
to -0.1 dB corner
to -3 dB corner
to -3 dB corner
to -3 dB corner
Fs = 44.1 kHz
Fs = 32 kHz
Fs = 48 kHz
(Note 15)
(Note 15)
(Note 15)
0.5465
0.5770
Min
-0.2
-0.2
-0.2
0.7
50
55
51
0
0
0
0
0
0
-
-
-
-
-
-
2.5/Fs
10/Fs
5/Fs
Typ
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(Figures 44
+0.05/-0.25
-0.2/-0.4
+1.5/+0
0.4780
0.4996
0.4650
0.4982
+0.08
+0.05
0.397
0.476
Max
+0.7
CS42448
-
-
-
-
-
-
-
-
-
to 55) have
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
s
s
s
17