HT6P237A/HT6P247A
Learning RF Encoder
Features
General Description
•ꢀ Operatingꢀvoltage:ꢀ2.0Vꢀ~3.6V
TheꢀHT6P2x7Aꢀdevicesꢀformꢀaꢀseriesꢀofꢀdataꢀencodersꢀ
whichꢀincludeꢀfullyꢀintegratedꢀASKꢀtransmittersꢀforꢀ
remoteꢀcontrolꢀsystemꢀapplications.ꢀTheseꢀhighlyꢀ
integratedꢀdevicesꢀareꢀtrueꢀ“switch-in,ꢀantenna-out”ꢀ
monolithicꢀdevices.ꢀTheyꢀencodeꢀ22ꢀorꢀ28ꢀbitsꢀofꢀ
informationꢀandꢀthenꢀseriallyꢀtransmitsꢀtheꢀdataꢀoutꢀ
onꢀtheirꢀPAOUTꢀpinꢀuponꢀreceiptꢀofꢀtransmissionꢀ
enableꢀ(Dataꢀpins:ꢀD0~D3ꢀorꢀB0~B1)ꢀsignals.ꢀTheyꢀ
encodeꢀaddressꢀandꢀdataꢀinformationꢀintoꢀaꢀcodedꢀ
waveformꢀsuitableꢀforꢀmodulationꢀandꢀtransmissionꢀ
usingꢀtheirꢀintegratedꢀRFꢀcircuits.ꢀTheꢀdevicesꢀofferꢀ
highꢀperformanceꢀinꢀtwoꢀareas:ꢀpowerꢀdeliveryꢀ
andꢀoperatingꢀtemperature.ꢀInꢀtermsꢀofꢀpower,ꢀtheꢀ
devicesꢀareꢀcapableꢀofꢀdeliveringꢀ+16ꢀdBmꢀintoꢀaꢀ50Ωꢀ
load.ꢀThisꢀpowerꢀlevelꢀenablesꢀaꢀsmallꢀformꢀfactorꢀ
transmitterꢀsuchꢀasꢀaꢀkeyꢀfobꢀtransmitterꢀtoꢀoperateꢀ
withꢀaꢀmaximumꢀdistance.ꢀInꢀtermsꢀofꢀtemperature,ꢀ
theyꢀcanꢀoperateꢀfromꢀ-40˚Cꢀtoꢀ85˚Cꢀwithꢀveryꢀlittleꢀ
frequencyꢀdrift.ꢀTheyꢀadditionallyꢀofferꢀexceptionalꢀ
easeꢀofꢀuseꢀandꢀcanꢀeasilyꢀpassꢀFCC/ETSIꢀregulations.ꢀ
Oneꢀonlyꢀneedsꢀaꢀfewꢀadditionalꢀcomponentsꢀforꢀ
harmonicꢀfiltering.ꢀꢀTheꢀdevicesꢀareꢀusedꢀwithꢀASK/
OOKꢀ(AmplitudeꢀShiftꢀKeying/On-OffꢀKeyed)ꢀUHFꢀ
receiverꢀtypesꢀfromꢀwide-bandꢀsuper-regenerativeꢀ
radiosꢀtoꢀnarrow-band,ꢀhighꢀperformanceꢀsuper-
heterodyneꢀreceiversꢀtoꢀformꢀaꢀcompleteꢀremoteꢀ
system.
•ꢀ AverageꢀOperatingꢀCurrent:
ꢀ
ꢀ
♦
20mAꢀ@ꢀVDD=3.0V,ꢀ12dBm;
30mAꢀ@ꢀVDD=3.0V,ꢀ16dBm
♦
•ꢀ Standbyꢀcurrent:ꢀ1.0μAꢀ(Max.)ꢀ@ꢀVDD=3V
•ꢀ HT6P237Aꢀcodesꢀareꢀfullyꢀcompatibleꢀwithꢀ
HT6P20B
•ꢀ Upꢀtoꢀ4ꢀdataꢀpins
•ꢀ Providingꢀ2ꢀcompoundꢀdataꢀtriggerꢀpins
•ꢀ Upꢀtoꢀ224ꢀaddressꢀcodesꢀ
•ꢀ 8ꢀbitꢀtimeꢀoptionꢀviaꢀ2ꢀpinꢀselection
•ꢀ IntegratedꢀcompleteꢀUHFꢀtransmitter
•ꢀ Frequencyꢀrangeꢀ300MHzꢀtoꢀ450MHzꢀ
•ꢀ SupportsꢀASK/OOKꢀmodulation
•ꢀ 3ꢀoutputꢀpowerꢀlevelsꢀ12dBm/14dBm/16dBmꢀviaꢀꢀ
1ꢀpinꢀselection
•ꢀ Minimalꢀexternalꢀcomponents
•ꢀ 16-PinꢀNSOPꢀpackage
Applications
•ꢀ Burglarꢀalarmꢀsystems
•ꢀ Smokeꢀandꢀfireꢀalarmꢀsystems
•ꢀ Carꢀalarmꢀsystems
•ꢀ Garageꢀdoorꢀremoteꢀcontrollers
•ꢀ HomeꢀSecurityꢀsystems
•ꢀ Otherꢀremoteꢀcontrolꢀsystems
Rev. 1.00
1
April 12, 2013