參數(shù)資料
型號(hào): CS42L52-DNZR
廠商: CIRRUS LOGIC INC
元件分類(lèi): 消費(fèi)家電
中文描述: SPECIALTY CONSUMER CIRCUIT, QCC40
封裝: 6 X 6 MM, LEAD FREE, MO-220, QFN-40
文件頁(yè)數(shù): 19/59頁(yè)
文件大?。?/td> 1800K
代理商: CS42L52-DNZR
26
DS680F1
CS42L52
5/13/08
4.2
Analog Inputs
Referenced Control
Register Location
Analog Front End
PDN_PGAx .........................
PGAxVOL[5:0].....................
ADCB=A ..............................
ANLGSFTx ..........................
ANLGZCx ............................
ADCxSEL[2:0] .....................
PGAxSEL5,4,3,2,1 ..............
BIASLVL[2:0] .......................
PDN_BIAS...........................
PDN_ADCx .........................
PDN_CHRG ........................
INV_ADCx ...........................
HPFRZx...............................
HPFx ...................................
HPFx_CF[1:0]......................
ADCxOVFL..........................
Digital Volume
ADCxMUTE.........................
ADCxVOL............................
ALCx....................................
ALCxSRDIS.........................
ALCxZCDIS.........................
ALCARATE[5:0]...................
ALCRRATE[5:0] ..................
MAX[2:0]..............................
MIN[2:0]...............................
NGALL.................................
NG .......................................
THRESH[3:0].......................
NGDELAY[1:0] ....................
Miscellaneous
DIGSUM[1:0] .......................
DIGMUX ..............................
`
AIN4A/ M IC1+/
MIC2A
Gain Adjust
ALC
PDN_PGAA
PGAAVOL[5:0]
ADCB=A
ANLGSFTA
ANLGZCA
HPFRZA
HPFA
HPFA_CF[1:0]
PD N_ADCA
INV_ADCA
PD N_CHRG
ALCB
ALCBSRDIS
ALCBZC DIS
MICBIAS
BIASLVL[2:0]
PDN_BIAS
P
C
M
S
e
ri
a
lIn
te
rf
a
c
e
TO DSP Engine
ALCARATE[5:0]
ALC RRATE[5:0]
MAX[2:0]
MIN[2:0]
ALCA
ALCASRDIS
ALCAZC DIS
AIN1A
AIN2A
= PGAASEL[5:1]
ADC
PDN_PGAB
PGABVOL[5:0]
ADCB=A
ANLGSFTB
ANLGZCB
ADCBM UTE
DIGSFT
DIGZC
ADCBVOL[7:0]
+24/-96dB
1dB steps
HPFRZB
HPB
HPFB_CF[1:0]
PDN_ADCB
INV_AD CB
PDN_CH RG
Noise Gate
NGALL
NG
THRESH[3:0]
N GDELAY[1:0]
Gain Adjust
FROM DSP ENGINE
DIGM IX
AIN3A/M IC1-/
MIC1A
AIN4B/ M IC2+/
MIC2B
AIN1B
AIN2B
AIN3B/M IC2-/
MIC1B
ANALOG PASS TH RU TO
HEADPHONE AM PLIFIER M UX
Swap/
Mix
DIGSUM [1:0]
ADCAMU TE
DIGSFT
DIGZC
ADCAVOL[7:0]
+24/-96dB
1dB steps
Refer to
“M IC Inputs”
ADC
Σ
ADCASEL[2:0]
ADCBSEL[2:0]
= PGABSEL[5:1]
Refer to
“M IC Inputs”
Σ
Figure 5. Analog Input Signal Flow
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