User Manual

8 DS605F2
CS42428
A/D DIGITAL FILTER CHARACTERISTICS
Notes:
5. The filter frequency response scales precisely with Fs.
6. Response shown is for Fs equal to 48 kHz. Filter characteristics scale with Fs.
Parameter Symbol Min Typ Max Unit
Single-Speed Mode (2 to 50 kHz sample rates)
Passband (-0.1 dB) (Note 5)
0 - 0.47 Fs
Passband Ripple
--0.035 dB
Stopband (Note 5)
0.58 - - Fs
Stopband Attenuation
-95 - - dB
Total Group Delay (Fs = Output Sample Rate)
t
gd
-12/Fs- s
Group Delay Variation vs. Frequency
t
gd
--0.0s
Double-Speed Mode (50 to 100 kHz sample rates)
Passband (-0.1 dB) (Note 5)
0 - 0.45 Fs
Passband Ripple
--0.035 dB
Stopband (Note 5)
0.68 - - Fs
Stopband Attenuation
-92 - - dB
Total Group Delay (Fs = Output Sample Rate)
t
gd
-9/Fs- s
Group Delay Variation vs. Frequency
t
gd
--0.0s
Quad-Speed Mode (100 to 192 kHz sample rates)
Passband (-0.1 dB) (Note 5)
0 - 0.24 Fs
Passband Ripple
--0.035 dB
Stopband (Note 5)
0.78 - - Fs
Stopband Attenuation
-97 - - dB
Total Group Delay (Fs = Output Sample Rate)
t
gd
-5/Fs- s
Group Delay Variation vs. Frequency
t
gd
--0.0s
High-Pass Filter Characteristics
Frequency Response -3.0 dB
-0.13 dB (Note 6)
-1
20
-
-
Hz
Hz
Phase Deviation @ 20 Hz (Note 6)
-10-Deg
Passband Ripple
--0dB
Filter Setting Time
-10
5
/Fs - s