CS43L21-DNZ View Datasheet(PDF) - Cirrus Logic
Part Name
Description
MFG CO.
'CS43L21-DNZ' PDF : 63 Pages View PDF
CS43L21
Signal Processing Engine Overflow (SPEX_OVFL)
Default: 0
Function:
Indicates a digital overflow condition within the data path after the signal processing engine.
PCMX Overflow (PCMX_OVFL)
Default: 0
Function:
Indicates a digital overflow condition within the data path of the PCM mix.
6.18 Charge Pump Frequency (Address 21h)
7
6
5
4
CHRG_FREQ CHRG_FREQ CHRG_FREQ CHRG_FREQ
3
2
1
0
3
Reserved
Charge Pump Frequency (CHRG_FREQ[3:0])
2
Reserved
1
Reserved
0
Reserved
Default: 0101
N CHRG_FREQ[3:0] Frequency
0
0000
...
...
15
1111
6----4----x---F----s-
N+2
Function:
Alters the clocking frequency of the charge pump in 1/(N+2) fractions of the DAC oversampling rate, 128Fs,
should the switching frequency interfere with other system frequencies such as those in the AM radio band.
Note: Distortion performance may be affected.
DS723A1
53
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