CDB42528 Cirrus Logic Inc, CDB42528 Datasheet - Page 49
CDB42528
Manufacturer Part Number
CDB42528
Description
BOARD EVAL FOR CS42528/CS49300
Manufacturer
Cirrus Logic Inc
Datasheets
1.CS42528-CQZ.pdf
(91 pages)
2.CS493105-CLZR.pdf
(90 pages)
3.CDB42528.pdf
(50 pages)
4.CDB42528.pdf
(38 pages)
Specifications of CDB42528
Main Purpose
Audio, Audio Processing
Embedded
Yes, DSP
Utilized Ic / Part
CS49300, CS42528
Primary Attributes
8 Single-Ended Analog Inputs and Outputs, 4 S/PDIF Inputs and 2 S/PDIF Outputs
Secondary Attributes
Parallel, RS422, RS232, UDSP 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
598-1503
- CS42528-CQZ PDF datasheet
- CS493105-CLZR PDF datasheet #2
- CDB42528 PDF datasheet #3
- CDB42528 PDF datasheet #4
- Current page: 49 of 91
- Download datasheet (2Mb)
DS586F1
6.4.5
RECEIVER DE-EMPHASIS CONTROL (RCVR_DEM)
Default = 0
Function:
Receiver Mode Control (address 1Eh) register to set the appropriate sample rate.
When enabled, de-emphasis will be automatically applied when emphasis is detected based on the
channel status bits. The appropriate digital filter will be selected to maintain the standard 15µs/50µs
digital de-emphasis filter response at the auto-detected sample rate of either 32, 44.1, or 48 kHz. If
the FRC_PLL_LK bit is set to a ‘1’b, then the auto-detect sample rate feature is disabled. To apply
the correct de-emphasis filter, use the DE-EMPH bits in the Receiver Mode Control (address 1Eh)
register to set the appropriate sample rate.
RCVR_DEM
DAC_DEM
reg03h[1]
reg03h[0]
0
1
1
0
1
1
FRC_PLL_LK
FRC_PLL_LK
reg06h[0]
reg06h[0]
Table 6. Receiver De-Emphasis
X
0
1
X
0
1
Table 5. DAC De-Emphasis
DE-EMPH[1:0]
DE-EMPH[1:0]
reg1Eh[5:4]
reg1Eh[5:4]
XX
XX
XX
XX
00
01
10
11
00
01
10
11
No De-Emphasis
No De-Emphasis
De-Emphasis
De-Emphasis
Auto-Detect Fs
Auto-Detect Fs
Reserved
Reserved
44.1 kHz
44.1 kHz
32 kHz
48 kHz
32 kHz
48 kHz
Mode
Mode
CS42528
49
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