HXT42400
Product Brief
28G – 4 Channel DML Driver
GeneralꢀDescriptionꢀ
Featuresꢀ
Theꢀ HXT42400ꢀ isꢀ aꢀ quadꢀ channel,ꢀ lowꢀ power,ꢀ
DirectꢀModulatedꢀLaserꢀ(DML)ꢀdriverꢀarrayꢀforꢀLR4ꢀ
opticalꢀapplicationsꢀthatꢀsupportsꢀdataꢀratesꢀupꢀtoꢀ
28Gbpsꢀ andꢀ opticalꢀ reachꢀ upꢀ toꢀ 10km.ꢀ Inꢀ
conjunctionꢀ withꢀ aꢀ DFBꢀ laserꢀ diodeꢀ arrayꢀ orꢀ
individualꢀ DFBꢀ laserꢀ diodes,ꢀ theꢀ deviceꢀ handlesꢀ
theꢀ completeꢀ digital-to-opticalꢀ conversion,ꢀ
includingꢀ CMLꢀ inputꢀ withꢀ equalization,ꢀ laserꢀ
driver,ꢀdriveꢀcontrol,ꢀandꢀsupervision.ꢀꢀ
• 200mWꢀ deviceꢀ powerꢀ dissipationꢀ when
configuredꢀfor:
- IMODꢀ=ꢀ50mAPP
- IBIASꢀ=ꢀ50mA
• Supportsꢀupꢀto:ꢀIMODꢀ=ꢀ50mAPPꢀ&ꢀIBIASꢀ=ꢀ50mA
withꢀVCCꢀ=ꢀ2.5V
• ProgrammableꢀInputꢀEqualization
• Programmableꢀ Inputꢀ Signalꢀ Detectꢀ (SD)ꢀ with
Squelch
• ProgrammableꢀInputꢀPolarityꢀInversion
• ProgrammableꢀPulseꢀWidthꢀAdjustment
• ProgrammableꢀLaserꢀModulationꢀCurrent
Amplitude,ꢀPeaking,ꢀandꢀPeakingꢀDuration
• IntegratedꢀTemperatureꢀSensor
• Interruptsꢀwithꢀuserꢀselectableꢀmaskꢀcontrol
• LaserꢀDisableꢀforꢀIMODꢀandꢀIBIAS
• 2-wireꢀ interfaceꢀ controlꢀ andꢀ symmetricꢀ pad
designꢀmaximizeꢀmoduleꢀdesignꢀflexibility
• QSFPꢀMSAꢀcompliant
Designedꢀ forꢀ directꢀ DC-coupledꢀ dieꢀ inꢀ TOSAꢀ
applicationsꢀ withꢀ aꢀ smallꢀ numberꢀ ofꢀ additionalꢀ
componentsꢀ forꢀ cost-effectiveꢀ andꢀ compactꢀ
assemblies.ꢀAvailableꢀinꢀdieꢀform.ꢀ
Applicationsꢀ
• Upꢀtoꢀ10kmꢀLR4ꢀ100G-BASEꢀEthernetꢀmodules
forꢀdatacenters
• Upꢀtoꢀ2kmꢀCLR4ꢀ100G-BASEꢀEthernetꢀmodules
forꢀdatacenters
• 128GꢀFiberꢀChannelꢀmodulesꢀtoꢀ10km
• 32GꢀFiberꢀChannelꢀmodulesꢀtoꢀ10km
• InfiniBandꢀEDRꢀopticalꢀmodules
• Proprietaryꢀmulti-channelꢀopticalꢀmodules
OrderingꢀInformationꢀ
Partꢀ
TempꢀRangeꢀ
-5°Cꢀtoꢀ+95°C
RoomꢀTempꢀ
Pin-Packageꢀ
HXT42400-DNU1ꢀ
HXT42400-TNU2ꢀ
HXT42400EVBꢀ
BareꢀDieꢀDesignꢀSize:ꢀꢀ1300μmꢀxꢀ3320μmꢀ
NominalꢀDieꢀCutꢀSize:ꢀꢀ1350ꢀμmꢀꢀxꢀ3370ꢀμmꢀ
EvaluationꢀBoardꢀ
Notes:
1 – Waffle Pack
2 – Blue Tape
Forꢀprice,ꢀdeliveryꢀschedules,ꢀandꢀtoꢀplaceꢀorders,ꢀpleaseꢀcontactꢀIDT:ꢀwww.IDT.com/go/salesꢀ
© 2017 Integrated Device Technology, Inc.
1
May 10, 2017