CDB42438 Cirrus Logic Inc, CDB42438 Datasheet - Page 11

• 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

3.3.
The graphical description below shows the internal data routing topology between the CS42438,
CS8416, CS8406 and DSP Header. Refer to registers “CODEC SDIN Control (address 02h)” on
page 16, “CS8406 Control (address 04h)” on page 17 and “DSP Header Control (address 07h)”
on page 20 for configuration settings.
DS646DB2
DSP Header
CS8406
CS8416
DSP_DOUT
DSP_DIN
Internal Data Routing
SDOUT
SDIN
MUX[2:0]
DATA_MUX[2:0]
ADC1
ADC2
ADC3
AUX
ADC1,2,3, AUX
TDMer
Figure 4. Internal Data Routing
TDM Stream
TDM Stream
DSP OUT
SDOUT
SDIN_MUX[1:0]
DSPDATA->DAC
SDIN
SDOUT
AUX_SDIN
CDB42438
CS42438
11