CDB42428 Cirrus Logic Inc, CDB42428 Datasheet - Page 10

• Manufacturer Part Number: CDB42428
• Description: BOARD EVAL FOR CS42428 CODEC
• Manufacturer: Cirrus Logic Inc

Specifications of CDB42428

• Main Purpose: Audio, CODEC
• Embedded: Yes, FPGA / CPLD
• Utilized Ic / Part: CS42428/26/18/16
• Primary Attributes: 6 Single-Ended Analog Inputs and 8 Outputs, S/PDIF Digital Audio Transmitter and Receiver
• Secondary Attributes: Graphic User Interface
• Product: Audio Modules
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
• Other names: 598-1499

10
D/A DIGITAL FILTER CHARACTERISTICS
Notes:
Combined Digital and On-chip Analog Filter Response - Single-Speed Mode - 48 kHz
Passband
Frequency Response 10 Hz to 20 kHz
StopBand
StopBand Attenuation
Group Delay
Passband Group Delay Deviation
De-emphasis Error
(Relative to 1 kHz)
Combined Digital and On-chip Analog Filter Response - Double-Speed Mode - 96 kHz
Passband
Frequency Response 10 Hz to 20 kHz
StopBand
StopBand Attenuation
Group Delay
Passband Group Delay Deviation
Combined Digital and On-chip Analog Filter Response - Quad-Speed Mode - 192 kHz
Passband
Frequency Response 10 Hz to 20 kHz
StopBand
StopBand Attenuation
Group Delay
Passband Group Delay Deviation
9. Response is clock dependent and will scale with Fs. Note that the response plots
10. Single- and Double-Speed Mode Measurement Bandwidth is from stopband to 3 Fs.
11. De-emphasis is available only in Single-Speed Mode.
(Note 9)
(Note 9)
(Note 9)
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.
Parameter
(Note 11)
to -0.01 dB corner
to -0.01 dB corner
to -0.01 dB corner
to -3 dB corner
to -3 dB corner
to -3 dB corner
Fs = 44.1 kHz
Fs = 32 kHz
Fs = 48 kHz
0 - 20 kHz
0 - 20 kHz
0 - 20 kHz
(Note 10)
(Note 10)
(Note 10)
0.5465
0.5834
0.6355
-0.01
-0.01
-0.01
Min
90
80
90
0
0
0
0
0
0
-
-
-
-
-
-
-
-
-
Fast Roll-Off
4.6/Fs
4.7/Fs
12/Fs
Typ
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
±0.41/Fs
±0.03/Fs
±0.01/Fs
0.4535
0.4998
0.4166
0.4998
0.1046
0.4897
+0.01
±0.23
±0.14
±0.09
Max
0.01
0.01
-
-
-
-
-
-
-
-
-
0.5834
0.7917
0.8683
-0.01
-0.01
-0.01
Min
64
70
75
0
0
0
0
0
0
-
-
-
-
-
-
Slow Roll-Off
6.5/Fs
3.9/Fs
4.2/Fs
Typ
(Figures 39
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
±0.14/Fs
±0.01/Fs
±0.01/Fs
0.4166
0.4998
0.2083
0.4998
0.1042
0.4813
+0.01
±0.23
±0.14
±0.09
Max
0.01
0.01
CS42428
-
-
-
-
-
-
-
-
-
to 62) have
DS605F1
Unit
Fs
Fs
dB
Fs
dB
dB
dB
dB
Fs
Fs
dB
Fs
dB
Fs
Fs
dB
Fs
dB
s
s
s
s
s
s