2024年4月13日发(作者：说蔚星)
元器件交易网
HT9032C/HT9032D
CallingLineIdentificationReceiver
Features
·
Operatingvoltage:3.5V~5.5V
·
Bell202FSKandV.23demodulation
·
Ringdetectioninputandoutput
·
Carrierdetectionoutput
·
Powerdownmode
·
Highinputsensitivity
·
HT9032C:16-pinDIP/SOPpackage
HT9032D:8-pinDIP/SOPpackage
Applications
·
Featurephones
·
CallerIDadjunctboxes
·
Faxandansweringmachines
·
Computertelephonyinterfaceproducts
·
ADSIproducts
GeneralDescription
TheHT9032callinglineidentificationreceiverisalow
powerCMOSintegratedcircuitdesignedforreceiving
physicallayersignalstransmittedaccordingtoBellcore
primaryapplicationofthisdeviceisforproductsusedto
receiveanddisplaythecallingnumber,ormessage
waitingindicatorsenttosubscribersfromthecentralof-
icealsoprovidesacarrierdetec-
tioncircuitandaringdetectioncircuitforeasiersystem
applications.
BlockDiagram
Rev.1.401September30,2002
元器件交易网
HT9032C/HT9032D
PinAssignment
PinDescription
PinName
PowerInputs
VDD
VSS
PDWN
Clock
X1
X2
I
O
AcrystalorceramicresonatorshouldbeconnectedtothispinandX2.
Thispinmaybedrivenfromanexternalclocksource.
AcrystalorceramicresonatorshouldbeconnectedtothispinandX1.
Itdetectsringenergyonthelinethroughanattenuatingnetworkandenablestheoscillatorand
aSchmitttriggerinput.
Itcouplestheringsignaltotheprecisionringdetectorthroughanattenuatingnetwork.
RDET=
²0²aSchmitttriggerinput.
AnRCnetworkmaybeconnectedtothispininordertoholdthepinvoltagebelow2.2Vbe-
ncontrolsinternalpowerupandactivatesthepar-
tutisa
putcellstructureisanNMOSoutput.
ternallybiasedto1/2
V
DD
nmustbeDCisolatedfromtheline.
ternallybiasedto1/2
V
DD
nmustbeDCisolatedfromtheline.
nnectedto
PDWNpin,thispincanbeusedforautopowerup.
Thisopenr-
nnectedtoPDWNpin,
thispincanbeusedforautopowerup.
tastream
includesthealternate²1²and²0²pattern,themarking,thertimes,thispin
isheldhigh.
Thisoutputpresentstheoutputofthedemodulatorwhenchipinpowerupmodeandwhenan
tastreamdoesnotinclude
thealternate²1²and²0²nisalwaysheldhigh.
Outputpinfortestingpurposesonly.
Noconnection
¾
¾
I
Power-VDDistheinputpowerfortheinternallogic.
Ground-VSSisgroundconnectionfortheinternallogic.
Alogic²1²ogic²0²isonthispin,the
aSchmitttriggerinput.
I/ODescription
RingDetections
RDET1
RDET2
I
I
RTIME
I/O
FSKSignalInputs
TIP
RING
I
I
DetectionResults
RDET
CDET
O
O
DOUTO
DOUTC
TEST
NC
O
O
¾
Rev.1.402September30,2002
2024年4月13日发(作者：说蔚星)
元器件交易网
HT9032C/HT9032D
CallingLineIdentificationReceiver
Features
·
Operatingvoltage:3.5V~5.5V
·
Bell202FSKandV.23demodulation
·
Ringdetectioninputandoutput
·
Carrierdetectionoutput
·
Powerdownmode
·
Highinputsensitivity
·
HT9032C:16-pinDIP/SOPpackage
HT9032D:8-pinDIP/SOPpackage
Applications
·
Featurephones
·
CallerIDadjunctboxes
·
Faxandansweringmachines
·
Computertelephonyinterfaceproducts
·
ADSIproducts
GeneralDescription
TheHT9032callinglineidentificationreceiverisalow
powerCMOSintegratedcircuitdesignedforreceiving
physicallayersignalstransmittedaccordingtoBellcore
primaryapplicationofthisdeviceisforproductsusedto
receiveanddisplaythecallingnumber,ormessage
waitingindicatorsenttosubscribersfromthecentralof-
icealsoprovidesacarrierdetec-
tioncircuitandaringdetectioncircuitforeasiersystem
applications.
BlockDiagram
Rev.1.401September30,2002
元器件交易网
HT9032C/HT9032D
PinAssignment
PinDescription
PinName
PowerInputs
VDD
VSS
PDWN
Clock
X1
X2
I
O
AcrystalorceramicresonatorshouldbeconnectedtothispinandX2.
Thispinmaybedrivenfromanexternalclocksource.
AcrystalorceramicresonatorshouldbeconnectedtothispinandX1.
Itdetectsringenergyonthelinethroughanattenuatingnetworkandenablestheoscillatorand
aSchmitttriggerinput.
Itcouplestheringsignaltotheprecisionringdetectorthroughanattenuatingnetwork.
RDET=
²0²aSchmitttriggerinput.
AnRCnetworkmaybeconnectedtothispininordertoholdthepinvoltagebelow2.2Vbe-
ncontrolsinternalpowerupandactivatesthepar-
tutisa
putcellstructureisanNMOSoutput.
ternallybiasedto1/2
V
DD
nmustbeDCisolatedfromtheline.
ternallybiasedto1/2
V
DD
nmustbeDCisolatedfromtheline.
nnectedto
PDWNpin,thispincanbeusedforautopowerup.
Thisopenr-
nnectedtoPDWNpin,
thispincanbeusedforautopowerup.
tastream
includesthealternate²1²and²0²pattern,themarking,thertimes,thispin
isheldhigh.
Thisoutputpresentstheoutputofthedemodulatorwhenchipinpowerupmodeandwhenan
tastreamdoesnotinclude
thealternate²1²and²0²nisalwaysheldhigh.
Outputpinfortestingpurposesonly.
Noconnection
¾
¾
I
Power-VDDistheinputpowerfortheinternallogic.
Ground-VSSisgroundconnectionfortheinternallogic.
Alogic²1²ogic²0²isonthispin,the
aSchmitttriggerinput.
I/ODescription
RingDetections
RDET1
RDET2
I
I
RTIME
I/O
FSKSignalInputs
TIP
RING
I
I
DetectionResults
RDET
CDET
O
O
DOUTO
DOUTC
TEST
NC
O
O
¾
Rev.1.402September30,2002