CS42L56 View Datasheet(PDF) - Cirrus Logic
Part Name
Description
MFG CO.
CS42L56 Datasheet PDF : 92 Pages
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CS42L56
1 µF **
** 0.1 µF ** 0.1 µF
+1.65 V to +2.75 V
VDFILT VLDO
VA
47 k
Note 1
2.2 µF **
+1.65 V to +2.75 V
Note 1
2.2 µF **
Note 2
2.2 µF **
2.2 µF **
Note 1
2.2 µF **
Digital Audio
Processor
Rp
Rp
+VHPFILT
HPREF
HPOUTB
0.1 µF
** 33
HPOUTA ** 33
0.1 µF
Headphone Out
Left & Right
VCP
HPDETECT
CS42L56
LINEOUTA
FLYP
FLYC
FLYN
-VHPFILT
LINEREF
LINEOUTB
AIN1A
562
3300 pF
*
LPF is Optional
562
*3300 pF
Note 4
1800 pF *
**
1 µF 100
Rext Line Level Out
Left & Right
Rext
Left Analog
Input 1
100 k
AIN1B
AIN2A
*
1800 pF
Note 4
1800 pF *
** 100
1 µF
**
1 µF 100
100 k
100 k
Right Analog
Input 1
Left Analog
Input 2
MCLK
SCLK
LRCK
SDIN
SDOUT
RESET
SCL\CCLK
SDA\CDIN
AD0\CS
AIN2B
AIN3A
*
1800 pF
** 100
1 µF
100 k
Right Analog
Input 2
Microphone 1
1 µF
MICBIAS
AIN3B
1 µF
RL Note 5
RL
1 µF
Microphone 2
+1.65 V to +3.63 V
VL
**
0.1 µF
Note 6
Note 3
TSTN
TSTN
AGND
AFILTA
*
*
1000 pF 1000 pF
**
2.2 µF
**
2.2 µF
AFILTB
VQ
GND/Thermal Pad FILT+
* NPO /C0G dielectric capacitors.
Notes:
** Low ESR, X7R/X5R dielectric capacitors.
Notes:
1. The headphone amplifier’s output power and distortion are rated using the nominal capacitance shown. Larger capacitance
1a.mTphliefiehresa’ sdupphpolnieesrSoeafmdatmuaynclplpdeeicsrlaiicftlnhiaXeep7taruRr’cisp/riXtpna5olenRrcuoeectndpemtruuhaaemcty eipinncstooectrwatnshpaueaelffcraiicmtaaoiemprnnslitdflpdiyeelrdrivsefii’iadsestueturcosp’esprfrtlriidoiepomspisnleattnhotadeorrtinaeniocotmhruniaerinnvtaaeerltedtvdhhaueluicugreesahsitbnetyodhgeauotuapthptmeperuupctletinfpnipeotoarow’mgsweerdinseiaspnarteodlclretdicfioiivseantdepoalriatnstioh.ctn.ihgiSSethaimnmoncuaaectnpletuluhefteasrpcahotccuwotraueewparr’lsanlevdc.vaaeliLuttlasae.anrgceermcaapyancoittasnucfeficrieednutlcyersedthueceripripplpeleontothaechinietveerntahle
rated output powershaenetd, cdapisactoitorrtsiosnho.uSldinbecseeltehcteedabcatsuead lonvathleumeinoimf utympoicutapul tXp7owRe/rXan5dRmcaxeimraummdicistcoartiponarceiqtuoirresd. deviates from the nominal value by a percentage specified in the
m2.aTnhuefahcetuardeprh’sodnaet2cfara.heTamqsruhgheepenelhcpiefeyuiae.mtd,Wrpp’chhssoaewnnopeituiacnahctcmpirnieptugaolistffririenepsrgq’osustwehohneueoctsypruw.uaTltidthcpnehobdiwnreegedqrfuisrasieernteqdoldueredcctniasictotpeyoan,rdcttihioatbeanrnaecacarseepreaafrocadtlitletoeaowddnnscuuesatsinhmnigeinantyvghmeedrteshincneoermeirmeanilnsauoaet;ilmomwcnahsiponehaniupaclitlowtpawcintueahcrtepitnhpasgeohctcohwihwteaaensrngrwaecniatdpecnuhumisdsnhigpnm’ogsfrewtashqwxenuiietdmcnaehcfniuayn,dugmltudsiisntgortthioendreefqauuilrtecdh.arge pump switching frequency.
The required capatchietacnapcaecitfaonclleomwusstainncrienavsee. Srsinecertehleaatciotunasl vhailpuewofitthypitchael X7cRh/Xa5rRgecepraummic pca’spascwitoirtscdheivniagtefsrefroqmuethnecnyo.mWinahl veanlueincreasing the switching frequency, the capacitance
may
from
dtheecrneoamsein;awl hvbp3eaoy.nlwAuadeeldpor,ietbwmirocynaeeaxnralitmianbpguugelmekstrcdhpcaieseepctaonifscritteiwtiaodangniitnceacenthhdsmeipnmamyegaaxcbnfieimrufefiauaedqmcddtueucderihenantro’rstcghiemdyea,ppturtamohmvseapehensPcewuS,taiRcftpcaaRhapciancatcgutiittlrfoaorewernsqrcfu’srseeehnqodcuumyaeldnturacebsiqeeustssi.hrieenledec.certete,dacbsaaespe.adScoiinntotchreesmtshinheimoauumcldtoubuatepluvst aellueecteodf tbypaisceadl
X7R/X5R ceramic capacitors deviates
on the minimum output power, maximum
distortion and max4im. Tuhemse cchapaarcgitoerspsuermvepasswa cithcahrgienrgesferrevoqirufeorntcheyinrteeqrnualirsewditc.hed capacitor ADC modulators and should be placed as
3. Additional bulk ccalopseaacsitpaonsscieblemtoatyhebinepuats.dTdheeydatroe oimnlypnreoevdeed PwhSeRn tRheaPtGlAo(wProfgrreaqmumeabnleciGeasin. Amplifier ) is bypassed.
4. These capacitor5cs.aTrsthreiedrgvvea.elueasof aRL,cahcaurrgreent-rliemsiteinrgvroesiristfoorrusthedewinithteerlencatrel tscwonitdcehnseedr mcicarpopahconiteos,risAdDictCatemd obydtuhelamtoicrrsopahonnde should be placed as close as possible to the inputs. They
are only needed w6h. eTnhetnheegaPtivGe tAerm(Pinraol ogf rtahemmmicraobphleoneGinapiuntsAcmonnpelciftisetro)tihse bgryoupnadspsineodf .the microphone cartridge. Gain is applied only
5. The value of RL,toathceuporrseitinvet-tleimrmiitnian.l g resistor used with electret condenser microphones, is dictated by the microphone cartridge.
6. The negative terminal of the microphone inputs connects to the ground pin of the microphone cartridge. Gain is applied only to the positive terminal.
Figure 3. Typical Connection Diagram - Six Single-Ended Analog Inputs
DS851F2
13
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