CDB42438 Cirrus Logic Inc, CDB42438 Datasheet - Page 10
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CDB42438
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
3.2.
The graphical description below shows the internal clock routing topology between the CS42438,
CS8416, CS8406 and DSP Header. Refer to registers “CODEC Clock Control (address 03h)” on
page 17, “CS8406 Control (address 04h)” on page 17 and “CS8416 Control (address 05h)” on
page 18 for configuration settings.
10
DSP Header
CS8416
CS8406
DSP SCLK
Internal Sub-Clock Routing
DSP FS
LRCK
SCLK
LRCK
SCLK
DSP_FS
DSP_SCLK
CS8416 LRCK
CS8416 SCLK
M/S
AUX LRCK
AUX SCLK
TDMer
Figure 3. Internal Sub-Clock Routing
FS
256Fs
DSP_SCLK
DSP_FS
256Fs
FS
CODEC_CLK.MUX[1:0]
CODEC_CLK.MUX[1:0]
FPGA->CODEC
FPGA->CODEC
AUX SCLK
AUX LRCK
FS
AUX_LRCK
AUX_SCLK
SCLK
CDB42438
CS42438
DS646DB2