Cirrus Logic CS4398 - Manual (Page 11)

DS568F1 11
CS4398
COMBINED INTERPOLATION & ON-CHIP ANALOG FILTER RESPONSE
(Continued)
DSD COMBINED DIGITAL AND ON-CHIP ANALOG FILTER RESPONSE
Parameter
Slow Roll-Off (Note 4)
Unit Min Typ Max
Single-Speed Mode - 48 kHz (Note 5)
Passband (Note 6)
to -0.01 dB corner
to -3 dB corner
0
0 -
- 0.417
0.499 Fs
Fs
Frequency Response 10 Hz to 20 kHz -0.01 - +0.01 dB
StopBand .583 - - Fs
StopBand Attenuation (Note 7) 64 - - dB
Group Delay - 6.65/Fs - s
De-emphasis Error (Note 8) Fs = 32 kHz
(Relative to 1 kHz) Fs = 44.1 kHz
Fs = 48 kHz
-
-
- -
-
- ±0.23
±0.14
±0.09 dB
dB
dB
Double-Speed Mode - 96 kHz (Note 5)
Passband (Note 6)
to -0.01 dB corner
to -3 dB corner
0
0 -
- .296
.499 Fs
Fs
Frequency Response 10 Hz to 20 kHz -0.01 - 0.01 dB
StopBand .792 - - Fs
StopBand Attenuation (Note 7) 70 - - dB
Group Delay - 3.9/Fs - s
Quad-Speed Mode - 192 kHz (Note 5)
Passband (Note 6)
to -0.01 dB corner
to -3 dB corner
0
0 -
- .104
.481 Fs
Fs
Frequency Response 10 Hz to 20 kHz -0.01 - 0.01 dB
StopBand .868 - - Fs
StopBand Attenuation (Note 7) 75 - - dB
Group Delay - 4.2/Fs - s
Parameter Min Typ Max Unit
DSD Processor Mode (Note 5)
Passband (Note 6)
to -3 dB corner 0 - 50 kHz
Frequency Response 10 Hz to 20 kHz -0.05 - 0.05 dB
Roll-off 27 - - dB/Oct
Direct DSD Mode (Note 5)
Passband (Note 6)
to -0.1 dB corner
to -3 dB corner
0
0 -
- 26.9
176.4
kHz
kHz
Frequency Response 10 Hz to 20 kHz -0.1 - 0 dB