CDB42518 Cirrus Logic Inc, CDB42518 Datasheet - Page 29
![no-image](/images/manufacturer_photos/0/1/141/cirrus_logic_inc_sml.jpg)
CDB42518
Manufacturer Part Number
CDB42518
Description
BOARD EVAL FOR CS42518 CODEC
Manufacturer
Cirrus Logic Inc
Specifications of CDB42518
Main Purpose
Audio, CODEC
Embedded
Yes, FPGA / CPLD
Utilized Ic / Part
CS42518/16
Primary Attributes
6 Single-Ended Analog Inputs and 8 Outputs, S/PDIF Digital Audio Transmitter and Receiver
Secondary Attributes
GUI, I2C, SPI Interfaces
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
598-1502
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DS584F1
4.6.2
SAI_SDOUT
CX_SDOUT
CX_SDINx
SAI_LRCK
CX_LRCK
SAI_SCLK
CX_SCLK
I²S Mode, Data Valid on Rising Edge of SCLK
Bits/Sample
Serial Audio Interface Formats
The CODEC_SP and SAI_SP digital audio serial ports support five formats with varying bit depths from
16 to 24 as shown in
isters,
For the diagrams below, Single-Speed Mode is equivalent to Fs = 32, 44.1, 48 kHz; Double-Speed Mode
is for Fs = 64, 88.2, 96 kHz; and Quad-Speed Mode is for Fs = 176.4, 196 kHz.
18 to 24
16
“Functional Mode (address 03h)” on page 48
MSB
-1 -2 -3 -4 -5
64
64 Fs
64 Fs
64, 128, 256 Fs
64 Fs
64 Fs
Master
Figures 10
Left Channel
+5 +4
SCLK Rate(s)
Figure 10. I²S Serial Audio Formats
+3 +2 +1
to 14. These formats are selected using the configuration bits in the reg-
48, 64, 128 Fs
64 Fs
64 Fs
48, 64, 128 Fs
48, 64 Fs
48, 64 Fs
LSB
Slave
and
Single-Speed Mode
Double-Speed Mode
Quad-Speed Mode
Single-Speed Mode
Double-Speed Mode
Quad-Speed Mode
“Interface Formats (address 04h)” on page
MSB
-1 -2 -3 -4
+5 +4
Right Channel
Notes
+3 +2 +1
LSB
CS42518
50.
29
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