CDB42438 Cirrus Logic Inc, CDB42438 Datasheet - Page 20

• Manufacturer Part Number: CDB42438
• Description: Eval Bd 108dB 6&8ch Multi-Chnl CODECs
• Manufacturer: Cirrus Logic Inc

Specifications of CDB42438

• Main Purpose: Audio, CODEC
• Embedded: Yes, FPGA / CPLD
• Utilized Ic / Part: CS42438
• Primary Attributes: 6 Single-Ended and 2 Differential Analog Inputs and 8 Outputs, S/PDIF Transmitter and Receiver
• Secondary Attributes: Graphic User Interface
• Description/function: Audio CODECs
• Operating Supply Voltage: 5 V to 12 V
• Product: Audio Modules
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: CS42438
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant, Contains lead / RoHS non-compliant
• Other names: 598-1500

20
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 34
+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
CS42438
-
-
-
-
-
-
-
-
-
to 45) have
DS646F2
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
s
s
s